Topic leaderboard
Handling particles or ionising radiation
Ranked by the PatentIndex Score — a 1–99 percentile within G21K · public-visibility date · generated 2026-07-19
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest G21K patents became public in the last 2 years — the current frontier
- 199Janos Kirz29 patents · 898 citations
- 296Sylvia Jia Yun Lewis26 patents · 885 citations
- 392Zewu Chen19 patents · 510 citations
- 488Brendan Elwood Bevensee29 patents · 150 citations
- 583Jonathan Sean Karafin29 patents · 150 citations
- 679Newton Luu12 patents · 130 citations
- 775Nathaniel Roth9 patents · 132 citations
- 871Ronald Agustsson6 patents · 65 citations
- 967Salime Boucher6 patents · 65 citations
- 1063Sergey Kutsaev6 patents · 65 citations
- 1158Avinash Verma5 patents · 62 citations
- 1254Jacob Mcnevin5 patents · 62 citations
- 1350Josiah Hartzell5 patents · 62 citations
- 1446Robert Berry5 patents · 62 citations
- 1542Aleksey Danilkin7 patents · 38 citations
- 1638John Jenkins7 patents · 38 citations
- 1733Mark Guetersloh7 patents · 38 citations
- 1829Tri Pham7 patents · 38 citations
- 1925Justus C. Ndukaife6 patents · 32 citations
- 2021Grant Biedermann5 patents · 77 citations
- 2117Michael R. Matthews5 patents · 25 citations
- 2213Hidenori Jonishi14 patents · 19 citations
- 238Iwan Kawrykow4 patents · 24 citations
- 244Miesher Rodrigues6 patents · 14 citations
- 251Haruki Yamaji12 patents · 14 citations
Active· last 5 yrs
Sustained G21K output across the last 5 years
- 199Edward James Morton23 patents · 635 citations
- 296Janos Kirz29 patents · 898 citations
- 392Sylvia Jia Yun Lewis26 patents · 885 citations
- 488Zewu Chen19 patents · 510 citations
- 583Brendan Elwood Bevensee29 patents · 150 citations
- 679Jonathan Sean Karafin29 patents · 150 citations
- 775Amy Anderson12 patents · 195 citations
- 871Daniel Mueth12 patents · 195 citations
- 967Jessica Shireman12 patents · 195 citations
- 1063Joseph Plewa12 patents · 195 citations
- 1158Neil Rosenbaum12 patents · 195 citations
- 1254Sasa Bajt7 patents · 359 citations
- 1350Srivatsan Seshadri11 patents · 235 citations
- 1446Newton Luu12 patents · 130 citations
- 1542Zhenxue Jing7 patents · 97 citations
- 1638Yuriy Platonov9 patents · 175 citations
- 1733Bernard Ferrand8 patents · 77 citations
- 1829Ludivine Pidol8 patents · 77 citations
- 1925Nathaniel Roth9 patents · 132 citations
- 2021Morteza Safai12 patents · 183 citations
- 2117Kazuhiko Omote16 patents · 187 citations
- 2213Guoan Zheng6 patents · 106 citations
- 238Roarke Horstmeyer6 patents · 106 citations
- 244Kanai S. Shah11 patents · 153 citations
- 251Charles Brecher8 patents · 109 citations
All-time canon
Career PatentIndex Score in G21K
- 199Jack W. Moorman8 patents · 1,193 citations
- 296John W. Wilent, Deceased8 patents · 1,193 citations
- 392Stuart Julian Swerdloff9 patents · 1,878 citations
- 488Timothy Holmes9 patents · 1,878 citations
- 583Masaki Yanagisawa17 patents · 2,695 citations
- 679Takahide Nakayama5 patents · 897 citations
- 775Hisataka Fujimaki14 patents · 2,286 citations
- 871Abigail A. Moorhouse5 patents · 702 citations
- 967Peter Fiekowsky5 patents · 702 citations
- 1063Robert E. Melen5 patents · 702 citations
- 1158Brian Skillicorn10 patents · 998 citations
- 1254Martin Annis7 patents · 1,418 citations
- 1350Thomas Haberer10 patents · 1,851 citations
- 1446Hartmut Eickhoff5 patents · 1,118 citations
- 1542Andrew Karellas7 patents · 842 citations
- 1638Quint H. Powell19 patents · 841 citations
- 1733James E. Atkinson15 patents · 848 citations
- 1829Marlin N. Schuetz7 patents · 672 citations
- 1925Jorg Schultz13 patents · 916 citations
- 2021Paul Bjorkholm8 patents · 851 citations
- 2117Muradin Abubekirovich Kumakhov15 patents · 805 citations
- 2213Dieter Schardt6 patents · 907 citations
- 238Masumi Umezawa7 patents · 780 citations
- 244Raymond D. Mcintyre8 patents · 423 citations
- 251Katsuhiko Murakami16 patents · 692 citations
Rising· last 2 yrs
The top-scoring G21K patents made public in the last 2 years
- 199US12209977B2✦ AIX-ray detector system with at least two stacked flat Bragg diffractors7 cites · 202486% earned
- 296US11978619B2✦ AIIon shuttling system with compensation electrodes for ion trap4 cites · 202470% earned
- 392US12125605B2✦ AIRotating hoop chopper wheel for x-ray imagers2 cites · 202467% earned
- 488US12278019B2Method and circuitry to apply an individual DC offset to electrodes on a large-scale ion t2 cites · 202467% earned
- 583US12137514B2Linear accelerator for generating high X-ray doses3 cites · 202480% earned
- 679US11914188B1Suspended waveguides on membrane and needle structures towards photonic atom trap integrat2 cites · 202476% earned
- 775US12424810B1Compact atom interferometry inertial navigation sensors with tailored diffractive optics2 cites · 202576% earned
- 871US12061356B2High density energy directing device1 cites · 202430% earned
- 967US12251249B2Gantry rotation1 cites · 202439% earned
- 1063US12127327B2Compact linear accelerator with accelerating waveguide1 cites · 202444% earned
- 1158US12159200B2Photonic quantum computation with dirty photons1 cites · 202444% earned
- 1254US12190206B2Detectors, optical switches, and waveguides1 cites · 202444% earned
- 1350US12324087B2Beam equipment controlling system and beam equipment controlling method1 cites · 202467% earned
- 1446US12216235B2Scintillator panel, radiation detector, scintillator panel manufacturing method, and radia1 cites · 202467% earned
- 1542US12117292B1Laser architecture for component efficient atomic interferometer gravimeter1 cites · 202456% earned
- 1638US12189144B2System for simulation of environmental energy0 cites · 20240% earned
- 1733US12239200B1UV nail lamp with rechargeable battery pack0 cites · 20250% earned
- 1829US12424343B2Separation of actinium from an irradiated source material including thorium0 cites · 20240% earned
- 1925US12109058B2Independently rotatable detector plate for medical imaging device0 cites · 20240% earned
- 2021US12080510B2Energy filter element for ion implantation systems for the use in the production of wafers0 cites · 20240% earned
- 2117US12347582B2X-ray scanning system0 cites · 20240% earned
- 2213US12320931B2Scintillator panel, and radiation detector0 cites · 20240% earned
- 238US12465305B2Multi-modal compton and single photon emission computed tomography medical imaging system0 cites · 20240% earned
- 244US12172367B2Beam bending snout for mobile electron accelerators0 cites · 20240% earned
- 251US12298447B2Real-time dosimetry0 cites · 20240% earned
Active· last 5 yrs
The top-scoring G21K patents of the last 5 years
- 199US12209977B2✦ AIX-ray detector system with at least two stacked flat Bragg diffractors7 cites · 202486% earned
- 296US11215572B2✦ AISystem and method for x-ray absorption spectroscopy using a crystal analyzer and a plurali16 cites · 202184% earned
- 392US11037776B1✦ AIApparatuses, systems, and methods for ion traps21 cites · 202185% earned
- 488US11056332B1Microfabricated ion trap chip with in situ radio-frequency sensing18 cites · 202189% earned
- 583US11448603B1Methods and apparatuses for microscopy and spectroscopy in semiconductor systems13 cites · 202288% earned
- 679US11710579B2Neutral atom quantum information processor9 cites · 202277% earned
- 775US11207047B2Imaging systems and methods11 cites · 202178% earned
- 871US11625001B1Optical system for generating arbitrary-order optical vortex arrays and finite optical lat8 cites · 202386% earned
- 967US11826583B2Neutron capture therapy system9 cites · 202181% earned
- 1063US11556015B2Light field vision-correction device8 cites · 202263% earned
- 1158US11796490B2X-ray spectrometer and methods for use8 cites · 202280% earned
- 1254US11334812B2Cold quanta as a service9 cites · 202177% earned
- 1350US11200998B2X-ray chopper wheel assembly8 cites · 202173% earned
- 1446US11695259B2Modular ion generator device8 cites · 202276% earned
- 1542US11367539B2Methods of manipulating particles on solid substrates via optothermally-gated photon nudgi8 cites · 202186% earned
- 1638US11400316B2Moderator for moderating neutrons8 cites · 202186% earned
- 1733US11647976B2Imaging systems and methods5 cites · 202167% earned
- 1829US11348755B2Radiation anode target systems and methods6 cites · 202174% earned
- 1925US11978619B2Ion shuttling system with compensation electrodes for ion trap4 cites · 202470% earned
- 2021US11679281B1Scalable slim radiotherapy treatment delivery system topology4 cites · 202375% earned
- 2117US11875227B2Devices and methods for forming optical traps for scalable trapped atom computing3 cites · 202372% earned
- 2213US11925818B2Flash proton therapy apparatus and method of use thereof5 cites · 202184% earned
- 238US11525946B2Method for in situ protection of an aluminum layer and optical arrangement for the VUV wav5 cites · 202184% earned
- 244US11774605B2Scintillator unit and radiation detector4 cites · 202282% earned
- 251US10955365B1Neutron source with beam shaping apparatus for radiography6 cites · 202185% earned
All-time canon
The defining G21K patents of the whole record
- 199US8093572B2✦ AIIntegrated variable-aperture collimator and fixed-aperture collimator1,023 cites · 200995% earned
- 296US8675820B2✦ AIElectronic conical collimator verification1,019 cites · 201295% earned
- 392US4870287A✦ AIMulti-station proton beam therapy system581 cites · 198995% earned
- 488US6649921B1Apparatus and method providing substantially two-dimensionally uniform irradiation556 cites · 200395% earned
- 583US7587704B2System and method for mask verification using an individual mask error model483 cites · 200792% earned
- 679US7692171B2Apparatus and method for exposing a substrate to UV radiation using asymmetric reflectors471 cites · 200895% earned
- 775US5812629AUltrahigh resolution interferometric x-ray imaging468 cites · 199895% earned
- 871US5181234AX-ray backscatter detection system433 cites · 199395% earned
- 967US6861642B2Neutral particle beam processing apparatus421 cites · 200495% earned
- 1063US8338809B2Ultraviolet reflector with coolant gas holes and method408 cites · 201192% earned
- 1158US5538494ARadioactive beam irradiation method and apparatus taking movement of the irradiation area 391 cites · 199695% earned
- 1254US5668371AMethod and apparatus for proton therapy367 cites · 199794% earned
- 1350US5864146ASystem for quantitative radiographic imaging361 cites · 199994% earned
- 1446US5760395AMethod and apparatus for laser-controlled proton beam radiology357 cites · 199894% earned
- 1542US4868844AMutileaf collimator for radiotherapy machines356 cites · 198991% earned
- 1638US6683318B1Ion beam therapy system and a method for operating the system354 cites · 200494% earned
- 1733US5724400ARadiation therapy system with constrained rotational freedom349 cites · 199894% earned
- 1829US6320929B1Method for scanning an examination subject with a CT device348 cites · 200194% earned
- 1925US5485496AGamma irradiation sterilizing of biomaterial medical devices or products, with improved de338 cites · 199694% earned
- 2021US5313511AX-ray imaging particularly adapted for low Z materials321 cites · 199491% earned
- 2117US5493596AHigh-energy X-ray inspection system306 cites · 199694% earned
- 2213US5895926ABeamline control and security system for a radiation treatment facility304 cites · 199991% earned
- 238US7760849B2Tetrahedron beam computed tomography299 cites · 200791% earned
- 244US5017789ARaster scan control system for a charged-particle beam296 cites · 199194% earned
- 251US7196342B2Systems and methods for reducing the influence of plasma-generated debris on the internal 284 cites · 200591% earned
Rising· last 2 yrs
Assignees whose newest G21K patents became public in the last 2 years — the current frontier
- 199HOLOGIC INC32 patents · 1,059 citations
- 296X RAY OPTICAL SYS INC29 patents · 1,174 citations
- 392TOSHIBA KK102 patents · 1,436 citations
- 488SIGRAY INC28 patents · 838 citations
- 583MOXTEK INC16 patents · 348 citations
- 679LIGHT FIELD LAB INC29 patents · 150 citations
- 775ASML NETHERLANDS BV104 patents · 606 citations
- 871HAMAMATSU PHOTONICS KK57 patents · 286 citations
- 967SHIMADZU CORP32 patents · 366 citations
- 1063LeChat12 patents · 130 citations
- 1158HARVARD COLLEGE7 patents · 211 citations
- 1254CARESTREAM HEALTH INC19 patents · 218 citations
- 1350MASSACHUSETTS INST TECHNOLOGY22 patents · 252 citations
- 1446SUMITOMO HEAVY INDUSTRIES27 patents · 307 citations
- 1542ZEISS CARL SMT GMBH139 patents · 266 citations
- 1638KONINKLIJKE PHILIPS NV64 patents · 164 citations
- 1733COLDQUANTA INC18 patents · 77 citations
- 1829RADIABEAM TECH LLC6 patents · 65 citations
- 1925VIKEN DETECTION CORP7 patents · 50 citations
- 2021FEI CO13 patents · 54 citations
- 2117NAT TECH & ENG SOLUTIONS SANDIA LLC10 patents · 75 citations
- 2213SHANGHAI UNITED IMAGING HEALTHCARE CO LTD42 patents · 61 citations
- 238UCHICAGO ARGONNE LLC25 patents · 44 citations
- 244SIEMENS HEALTHCARE GMBH36 patents · 70 citations
- 251UNIV VANDERBILT5 patents · 50 citations
Active· last 5 yrs
Sustained G21K output across the last 5 years
- 199HITACHI LTD91 patents · 9,300 citations
- 296WISCONSIN ALUMNI RES FOUND25 patents · 2,469 citations
- 392AMERICAN SCIENCE & ENG INC29 patents · 3,195 citations
- 488GEN ELECTRIC194 patents · 5,774 citations
- 583UNIV CALIFORNIA52 patents · 1,771 citations
- 679VARIAN MED SYS INC51 patents · 928 citations
- 775HOLOGIC INC32 patents · 1,059 citations
- 871X RAY OPTICAL SYS INC29 patents · 1,174 citations
- 967CANON KK168 patents · 2,394 citations
- 1063TOSHIBA KK102 patents · 1,436 citations
- 1158UNIV LELAND STANFORD JUNIOR17 patents · 483 citations
- 1254RAPISCAN SYSTEMS INC21 patents · 388 citations
- 1350SIGRAY INC28 patents · 838 citations
- 1446MOXTEK INC16 patents · 348 citations
- 1542LIGHT FIELD LAB INC29 patents · 150 citations
- 1638UNIV TEXAS15 patents · 420 citations
- 1733ASML NETHERLANDS BV104 patents · 606 citations
- 1829HAMAMATSU PHOTONICS KK57 patents · 286 citations
- 1925RIGAKU DENKI CO LTD31 patents · 469 citations
- 2021SHIMADZU CORP32 patents · 366 citations
- 2117SAMSUNG ELECTRONICS CO LTD48 patents · 430 citations
- 2213UNIV JOHNS HOPKINS10 patents · 194 citations
- 238LeChat12 patents · 130 citations
- 244CALIFORNIA INST OF TECHN11 patents · 187 citations
- 251HARVARD COLLEGE7 patents · 211 citations
All-time canon
All-time PatentIndex Score in G21K
- 199HITACHI LTD91 patents · 9,300 citations
- 296WISCONSIN ALUMNI RES FOUND25 patents · 2,469 citations
- 392CARDIAC MARINERS INC15 patents · 1,545 citations
- 488AMERICAN SCIENCE & ENG INC29 patents · 3,195 citations
- 583BRION TECH INC7 patents · 1,073 citations
- 679SCHWERIONENFORSCH GMBH20 patents · 3,049 citations
- 775MITSUBISHI ELECTRIC CORP41 patents · 2,113 citations
- 871VARIAN ASSOCIATES20 patents · 1,679 citations
- 967GEN ELECTRIC194 patents · 5,774 citations
- 1063SUPERIOR MICROPOWDERS LLC8 patents · 717 citations
- 1158UNIV MASSACHUSETTS MEDICAL5 patents · 771 citations
- 1254RAYCHEM CORP7 patents · 672 citations
- 1350UNIV CALIFORNIA52 patents · 1,771 citations
- 1446VARIAN MED SYS INC51 patents · 928 citations
- 1542NIKON CORP54 patents · 1,667 citations
- 1638SIEMENS AG172 patents · 4,467 citations
- 1733HOLOGIC INC32 patents · 1,059 citations
- 1829ION BEAM APPLIC SA13 patents · 770 citations
- 1925X RAY OPTICAL SYS INC29 patents · 1,174 citations
- 2021ZEISS STIFTUNG11 patents · 797 citations
- 2117ANALOGIC CORP19 patents · 778 citations
- 2213CYMER INC31 patents · 954 citations
- 238UNIV LOMA LINDA MED4 patents · 1,439 citations
- 244SIEMENS MEDICAL SYSTEMS INC16 patents · 865 citations
- 251CANON KK168 patents · 2,394 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth