Topic leaderboard
Microstructural devices or systems
Ranked by the PatentIndex Score — a 1–99 percentile within B81B · public-visibility date · generated 2026
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest B81B patents became public in the last 2 years — the current frontier
- 199Charles I. Grosjean24 patents · 453 citations
- 296Pavan Gupta21 patents · 142 citations
- 392Marc Fueldner26 patents · 348 citations
- 488Robert J. Littrell15 patents · 169 citations
- 583Karl Grosh12 patents · 166 citations
- 679Angus Pacala8 patents · 90 citations
- 775Mark Frichtl8 patents · 90 citations
- 871Farrokh Ayazi14 patents · 202 citations
- 967Aaron A. Geisberger21 patents · 227 citations
- 1063Colin Robert Jenkins22 patents · 111 citations
- 1158James Hunter18 patents · 149 citations
- 1254Andrei M. Shkel10 patents · 180 citations
- 1350Stefan Barzen32 patents · 177 citations
- 1446Ryan Diestelhorst11 patents · 98 citations
- 1542Veljko Milanovic10 patents · 176 citations
- 1638Luca Coronato23 patents · 115 citations
- 1733Robert S. Okojie6 patents · 152 citations
- 1829Wen-Chuan Tai44 patents · 132 citations
- 1925Ulrich Krumbein18 patents · 106 citations
- 2021Joseph Seeger35 patents · 111 citations
- 2117Jemm Yue Liang15 patents · 84 citations
- 2213Sadaharu Takimoto9 patents · 81 citations
- 238Julius Minglin Tsai14 patents · 68 citations
- 244Faez Ba-Tis8 patents · 81 citations
- 251Yuki Morinaga13 patents · 63 citations
Active· last 5 yrs
Sustained B81B output across the last 5 years
- 199Mark L. Adams10 patents · 959 citations
- 296Jeffrey C. Maling29 patents · 252 citations
- 392Nevada J. Sanchez32 patents · 872 citations
- 488Robert Mark Boysel14 patents · 1,115 citations
- 583Susan A. Alie24 patents · 602 citations
- 679Minekazu Sakai21 patents · 865 citations
- 775Alfons Dehe97 patents · 996 citations
- 871Charles I. Grosjean24 patents · 453 citations
- 967Kieran P. Harney16 patents · 360 citations
- 1063Han Cao15 patents · 322 citations
- 1158Michael Judy25 patents · 428 citations
- 1254Pavan Gupta21 patents · 142 citations
- 1350Kuei-Sung Chang66 patents · 267 citations
- 1446Marc Fueldner26 patents · 348 citations
- 1542Robert J. Littrell15 patents · 169 citations
- 1638Karl Grosh12 patents · 166 citations
- 1733Jengping Lu10 patents · 265 citations
- 1829Alan J. O'Donnell17 patents · 168 citations
- 1925Khalil Najafi14 patents · 233 citations
- 2021Angus Pacala8 patents · 90 citations
- 2117Mark Frichtl8 patents · 90 citations
- 2213Randall L. Kubena16 patents · 266 citations
- 238Farrokh Ayazi14 patents · 202 citations
- 244Ranganathan Nagarajan8 patents · 355 citations
- 251Brian Bircumshaw15 patents · 195 citations
All-time canon
Career PatentIndex Score in B81B
- 199Todd A. Thorsen23 patents · 3,163 citations
- 296Grover Owens11 patents · 4,114 citations
- 392Vadim Vladimirovich Yuzhakov9 patents · 3,866 citations
- 488Larry J. Hornbeck8 patents · 3,174 citations
- 583Robert D. Watson9 patents · 2,123 citations
- 679Vijayakumar R. Dhuler27 patents · 2,415 citations
- 775Mark L. Adams10 patents · 959 citations
- 871Rebecca J. Jackman6 patents · 1,437 citations
- 967Huinan Yu5 patents · 941 citations
- 1063Jeremy Burdon5 patents · 941 citations
- 1158Piotr Grodzinski5 patents · 941 citations
- 1254Rong-Fong Huang5 patents · 941 citations
- 1350Masahito Imai13 patents · 574 citations
- 1446Shawn Jay Cunningham13 patents · 543 citations
- 1542Vijendra Sahi6 patents · 905 citations
- 1638Satyadev Patel24 patents · 1,070 citations
- 1733Scott G. Adams17 patents · 1,060 citations
- 1829Theresa A. Core8 patents · 946 citations
- 1925Frank S. Geefay7 patents · 913 citations
- 2021Robert W. K. Tsang7 patents · 802 citations
- 2117Daniel I. C. Wang6 patents · 874 citations
- 2213Rahul Singhvi6 patents · 874 citations
- 238Steven J. Sherman9 patents · 744 citations
- 244A. Paul Brokaw6 patents · 680 citations
- 251Jeffrey C. Maling29 patents · 252 citations
Rising· last 2 yrs
The top-scoring B81B patents made public in the last 2 years
- 199US12391546B1✦ AIMethod of making acoustic devices with directional reinforcement4 cites · 202575% earned
- 296US12151934B2✦ AIDevice and method of equalizing low frequency roll off for wearable sound device2 cites · 202476% earned
- 392US12145839B1✦ AIDrop resistant MEMS actuator-imager assembly package2 cites · 202476% earned
- 488US12410053B1Embedded digital sensor structure1 cites · 202556% earned
- 583US12157663B2Venting device, manufacturing method of venting device, venting method and device1 cites · 202467% earned
- 679US11926524B1Methods, apparatus, and systems for fabricating solution-based conductive 2D and 3D electr2 cites · 202467% earned
- 775US12378948B2Actuator comprising electrically conductive porous material1 cites · 202450% earned
- 871US12122667B2Sensor devices with gas-permeable cover and associated production methods1 cites · 202456% earned
- 967US11965797B1Bipolar transistor type MEMS pressure sensor and preparation method thereof1 cites · 202467% earned
- 1063US11973503B2Application specific integrated circuit (ASIC) chip, and sensor and electric toothbrush us1 cites · 202467% earned
- 1158US11897757B1MEMS resonator with beam segments having predefined angular offset to each other and to re1 cites · 202446% earned
- 1254US11940576B1Multiaxis sensing system for detection of airborne molecules and radionuclides1 cites · 202467% earned
- 1350US12269494B2Vehicle operator awareness system1 cites · 202550% earned
- 1446US12569880B2CMOS ultrasonic transducers and related apparatus and methods0 cites · 20240% earned
- 1542US12365582B2MEMS resonator integrated cicruit fabrication0 cites · 20250% earned
- 1638US12152878B2Mirror unit and optical module0 cites · 20240% earned
- 1733US12146954B2Light ranging device having an electronically scanned emitter array0 cites · 20240% earned
- 1829US12241909B2Mechanical shock resistant MEMS accelerometer arrangement, associated method, apparatus an0 cites · 20240% earned
- 1925US12130305B2Inertia measurement device, vehicle, and electronic device0 cites · 20240% earned
- 2021US12158462B2Methods for forming a nanopore in a lipid bilayer0 cites · 20240% earned
- 2117US12428635B2Isotachophoresis for purification of nucleic acids0 cites · 20240% earned
- 2213USRE49987EMultiple plated via arrays of different wire heights on a same substrate0 cites · 20240% earned
- 238US12508587B2Multilayer fluidic devices and methods for their fabrication0 cites · 20240% earned
- 244US12304806B2Actuator device0 cites · 20240% earned
- 251US12285780B2Capacitive micromachined ultrasonic transducer with contoured electrode0 cites · 20240% earned
Active· last 5 yrs
The top-scoring B81B patents of the last 5 years
- 199US11042025B2✦ AIOptical data communication using micro-electro-mechanical system (MEMS) micro-mirror array22 cites · 202182% earned
- 296US11043197B1✦ AIAir pulse generating element and sound producing device with virtual valve18 cites · 202181% earned
- 392US11604347B2✦ AIForce-balanced micromirror with electromagnetic actuation16 cites · 202189% earned
- 488US11385108B2Sealed force sensor with etch stop layer20 cites · 202181% earned
- 583US10999684B1MEMS microphone and method of manufacturing the MEMS microphone15 cites · 202189% earned
- 679US10965848B1MEMS electrostatic actuator for super resolution and autofocus in cameras15 cites · 202189% earned
- 775US11092977B1Fluid transfer component comprising a film with fluid channels16 cites · 202184% earned
- 871US10944041B1Hybrid ultrasonic transducer and method of forming the same12 cites · 202182% earned
- 967US11187872B2Optical device13 cites · 202183% earned
- 1063US11503742B2Engineered actuators usable in MEMS active cooling devices8 cites · 202173% earned
- 1158US11159893B1MEMS sound transducer9 cites · 202187% earned
- 1254US11750115B2Stacked electrostatic actuator9 cites · 202287% earned
- 1350US12048558B2System for determining fluid level in a biological subject10 cites · 202181% earned
- 1446US11199623B2Ultrasonic imaging device with programmable anatomy and flow imaging7 cites · 202175% earned
- 1542US11228276B1Ultrasound cleaning system for solar panels7 cites · 202286% earned
- 1638US11239823B1Quartz MEMS piezoelectric resonator for chipscale RF antennae11 cites · 202278% earned
- 1733US11464140B2Centrally anchored MEMS-based active cooling systems8 cites · 202173% earned
- 1829US11307217B1Resonant accelerometer8 cites · 202280% earned
- 1925US11066296B1Methods, apparatus, and systems for fabricating solution-based conductive 2D and 3D electr9 cites · 202181% earned
- 2021US11943584B2MEMS microphone5 cites · 202384% earned
- 2117US11472696B1Seismic acquisition system and sensor based on MEMS sensor with low power consumption5 cites · 202284% earned
- 2213US11350219B2Piezoelectric MEMS microphone7 cites · 202175% earned
- 238US11553280B2Piezoelectric MEMS diaphragm microphone7 cites · 202175% earned
- 244US11527501B1Sacrificial redistribution layer in microelectronic assemblies having direct bonding7 cites · 202279% earned
- 251US11670615B2Bonded structures6 cites · 202167% earned
All-time canon
The defining B81B patents of the whole record
- 199US5512131A✦ AIFormation of microstamped patterns on surfaces and derivative articles1,825 cites · 199696% earned
- 296US6334856B1✦ AIMicroneedle devices and methods of manufacture and use thereof1,581 cites · 200290% earned
- 392US5096279A✦ AISpatial light modulator and method924 cites · 199295% earned
- 488US6503231B1Microneedle device for transport of molecules across tissue921 cites · 200389% earned
- 583US6408878B2Microfabricated elastomeric valve and pump systems910 cites · 200184% earned
- 679US6256533B1Apparatus and method for using an intracutaneous microneedle array893 cites · 200191% earned
- 775US5311360AMethod and apparatus for modulating a light beam872 cites · 199491% earned
- 871US5867302ABistable microelectromechanical actuator855 cites · 199995% earned
- 967US6355198B1Method of forming articles including waveguides via capillary micromolding and microtransf831 cites · 200287% earned
- 1063US6794119B2Method for fabricating a structure for a microelectromechanical systems (MEMS) device746 cites · 200391% earned
- 1158US6379324B1Intracutaneous microneedle array apparatus731 cites · 200292% earned
- 1254US6589625B1Hermetic seal and method to create the same727 cites · 200392% earned
- 1350US5025346ALaterally driven resonant microstructures702 cites · 199195% earned
- 1446US5808797AMethod and apparatus for modulating a light beam663 cites · 199892% earned
- 1542US6167910B1Multi-layer microfluidic devices629 cites · 200189% earned
- 1638US4423401AThin-film electrothermal device628 cites · 198395% earned
- 1733US6342427B1Method for forming micro cavity566 cites · 200295% earned
- 1829US6674159B1Bi-level microelectronic device package with an integral window565 cites · 200488% earned
- 1925US6312612B1Apparatus and method for manufacturing an intracutaneous microneedle array554 cites · 200190% earned
- 2021US6074725AFabrication of microfluidic circuits by printing techniques534 cites · 200092% earned
- 2117US7115305B2Method of producing regular arrays of nano-scale objects using nano-structured block-copol529 cites · 200392% earned
- 2213US5776748AMethod of formation of microstamped patterns on plates for adhesion of cells and other bio511 cites · 199887% earned
- 238US6558361B1Systems and methods for the transport of fluids through a biological barrier and productio508 cites · 200395% earned
- 244US5602671ALow surface energy passivation layer for micromechanical devices500 cites · 199795% earned
- 251US6046659ADesign and fabrication of broadband surface-micromachined micro-electro-mechanical switche455 cites · 200092% earned
Rising· last 2 yrs
Assignees whose newest B81B patents became public in the last 2 years — the current frontier
- 199TEXAS INSTRUMENTS INC240 patents · 7,604 citations
- 296KNOWLES ELECTRONICS LLC133 patents · 2,474 citations
- 392UNIV CALIFORNIA76 patents · 4,459 citations
- 488UNIV LELAND STANFORD JUNIOR23 patents · 2,254 citations
- 583GEORGIA TECH RES INST25 patents · 2,734 citations
- 679BOSCH GMBH ROBERT477 patents · 3,491 citations
- 775INVENSENSE INC227 patents · 1,236 citations
- 871HONEYWELL INT INC146 patents · 2,336 citations
- 967SEIKO EPSON CORP196 patents · 889 citations
- 1063COMMISSARIAT ENERGIE ATOMIQUE138 patents · 767 citations
- 1158INFINEON TECHNOLOGIES AG350 patents · 1,725 citations
- 1254TAIWAN SEMICONDUCTOR MFG CO LTD417 patents · 1,120 citations
- 1350SILICON LIGHT MACHINES CORP20 patents · 310 citations
- 1446ST MICROELECTRONICS SRL304 patents · 1,088 citations
- 1542MURATA MANUFACTURING CO125 patents · 476 citations
- 1638SITIME CORP38 patents · 132 citations
- 1733MITSUBISHI ELECTRIC CORP59 patents · 389 citations
- 1829OUSTER INC8 patents · 90 citations
- 1925UNIV DUKE8 patents · 325 citations
- 2021NEXTINPUT INC18 patents · 183 citations
- 2117ST MICROELECTRONICS INC27 patents · 147 citations
- 2213HAMAMATSU PHOTONICS KK87 patents · 140 citations
- 238UNITED MICROELECTRONICS CORP38 patents · 227 citations
- 244UNIV MICHIGAN REGENTS21 patents · 95 citations
- 251XMEMS LABS INC23 patents · 87 citations
Active· last 5 yrs
Sustained B81B output across the last 5 years
- 199CALIFORNIA INST OF TECHN68 patents · 4,910 citations
- 296HARVARD COLLEGE30 patents · 4,423 citations
- 392TEXAS INSTRUMENTS INC240 patents · 7,604 citations
- 488KNOWLES ELECTRONICS LLC133 patents · 2,474 citations
- 583UNIV CALIFORNIA76 patents · 4,459 citations
- 679UNIV LELAND STANFORD JUNIOR23 patents · 2,254 citations
- 775GEORGIA TECH RES INST25 patents · 2,734 citations
- 871MASSACHUSETTS INST TECHNOLOGY30 patents · 1,515 citations
- 967ANALOG DEVICES INC156 patents · 4,431 citations
- 1063BOSCH GMBH ROBERT477 patents · 3,491 citations
- 1158IBM213 patents · 1,975 citations
- 1254DENSO CORP111 patents · 1,967 citations
- 1350INTEL CORP102 patents · 1,579 citations
- 1446INVENSENSE INC227 patents · 1,236 citations
- 1542HONEYWELL INT INC146 patents · 2,336 citations
- 1638HITACHI LTD31 patents · 781 citations
- 1733HEWLETT PACKARD DEVELOPMENT CO110 patents · 1,515 citations
- 18293M INNOVATIVE PROPERTIES CO14 patents · 707 citations
- 1925XEROX CORP53 patents · 1,347 citations
- 2021RAYTHEON CO47 patents · 907 citations
- 2117MICRON TECHNOLOGY INC27 patents · 521 citations
- 2213CANON KK49 patents · 796 citations
- 238GEN ELECTRIC47 patents · 955 citations
- 244SEIKO EPSON CORP196 patents · 889 citations
- 251COMMISSARIAT ENERGIE ATOMIQUE138 patents · 767 citations
All-time canon
All-time PatentIndex Score in B81B
- 199CALIFORNIA INST OF TECHN68 patents · 4,910 citations
- 296HARVARD COLLEGE30 patents · 4,423 citations
- 392PROCTER & GAMBLE9 patents · 3,838 citations
- 488TEXAS INSTRUMENTS INC240 patents · 7,604 citations
- 583SANDIA CORP39 patents · 4,333 citations
- 679CALIPER TECHN CORP6 patents · 1,970 citations
- 775KNOWLES ELECTRONICS LLC133 patents · 2,474 citations
- 871UNIV CALIFORNIA76 patents · 4,459 citations
- 967UNIV LELAND STANFORD JUNIOR23 patents · 2,254 citations
- 1063MOTOROLA INC27 patents · 1,897 citations
- 1158MCNC16 patents · 1,839 citations
- 1254GEORGIA TECH RES INST25 patents · 2,734 citations
- 1350CORNELL RES FOUNDATION INC25 patents · 1,934 citations
- 1446AGILENT TECHNOLOGIES INC27 patents · 1,902 citations
- 1542MASSACHUSETTS INST TECHNOLOGY30 patents · 1,515 citations
- 1638ANALOG DEVICES INC156 patents · 4,431 citations
- 1733NIPPON DENSO CO8 patents · 866 citations
- 1829NANOSYS INC6 patents · 905 citations
- 1925REFLECTIVITY INC20 patents · 1,002 citations
- 2021BOSCH GMBH ROBERT477 patents · 3,491 citations
- 2117IBM213 patents · 1,975 citations
- 2213DENSO CORP111 patents · 1,967 citations
- 238INTEL CORP102 patents · 1,579 citations
- 244INVENSAS BONDING TECH INC11 patents · 586 citations
- 251INVENSENSE INC227 patents · 1,236 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth