Topic leaderboard
Construction of roads & sports grounds
Ranked by the PatentIndex Score — a 1–99 percentile within E01C · public-visibility date · generated 2026
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest E01C patents became public in the last 2 years — the current frontier
- 199Christian Berning141 patents · 831 citations
- 296William B. Coe21 patents · 409 citations
- 392Steven Lee Sawyer23 patents · 254 citations
- 488Daniel C. Sawyer25 patents · 265 citations
- 583Matthias Fritz34 patents · 280 citations
- 679Nicholas A. Oetken40 patents · 315 citations
- 775James A. Svec17 patents · 95 citations
- 871Peter A. Ligman13 patents · 134 citations
- 967Richard F. Audi11 patents · 121 citations
- 1063Dale Kelley15 patents · 58 citations
- 1158Kirby Erickson15 patents · 58 citations
- 1254Kris Edelsward15 patents · 58 citations
- 1350Michael T. Ferraro15 patents · 58 citations
- 1446Paul Richardson15 patents · 58 citations
- 1542Christopher Gary Henshue14 patents · 82 citations
- 1638Jameson Michael Smieja18 patents · 137 citations
- 1733Stefan Abresch13 patents · 100 citations
- 1829John L. Marsolek65 patents · 275 citations
- 1925Tim Sylvester22 patents · 66 citations
- 2021Ramin Tabibnia6 patents · 107 citations
- 2117J. Tron Haroldsen8 patents · 81 citations
- 2213Ronald A. Knapp10 patents · 93 citations
- 238Michael Engels10 patents · 67 citations
- 244Christopher Patrick Stevermer11 patents · 36 citations
- 251Hassan Ali Tabatabaee11 patents · 36 citations
Active· last 5 yrs
Sustained E01C output across the last 5 years
- 199Mark A. Pietila25 patents · 774 citations
- 296Philip D. Halonen19 patents · 606 citations
- 392Dieter Simons39 patents · 790 citations
- 488Steven R. Robinson32 patents · 851 citations
- 583Mark A. Heinlein13 patents · 458 citations
- 679Christian Berning141 patents · 831 citations
- 775William B. Coe21 patents · 409 citations
- 871Peter Busley36 patents · 529 citations
- 967Steven Lee Sawyer23 patents · 254 citations
- 1063Stefan Wagner34 patents · 281 citations
- 1158Gaylon L. Baumgardner38 patents · 275 citations
- 1254Gerald H. Reinke37 patents · 266 citations
- 1350Steven L. Engber14 patents · 195 citations
- 1446Ronald M. Guntert, Jr.29 patents · 555 citations
- 1542Daniel C. Sawyer25 patents · 265 citations
- 1638Axel Mahlberg13 patents · 249 citations
- 1733Robert A. Flitsch16 patents · 375 citations
- 1829Gerald L. Dahlinger17 patents · 286 citations
- 1925Matthias Fritz34 patents · 280 citations
- 2021Günter Tewes10 patents · 155 citations
- 2117Harold W. Dillingham9 patents · 246 citations
- 2213Richard Wood Francis18 patents · 241 citations
- 238Christoph Menzenbach26 patents · 187 citations
- 244Nicholas A. Oetken40 patents · 315 citations
- 251James A. Svec17 patents · 95 citations
All-time canon
Career PatentIndex Score in E01C
- 199Akihiko Maeda5 patents · 957 citations
- 296Kunio Moriyama5 patents · 957 citations
- 392Takahide Nakayama5 patents · 957 citations
- 488Yoshikatsu Yasue5 patents · 957 citations
- 583Adam J. Gudat5 patents · 979 citations
- 679Carl B. Kieranen21 patents · 944 citations
- 775Lee A. Shaw34 patents · 1,229 citations
- 871Charles G. Macku9 patents · 709 citations
- 967George W. Swisher, Jr.36 patents · 1,736 citations
- 1063Mark A. Pietila25 patents · 774 citations
- 1158John A. Doherty11 patents · 829 citations
- 1254Joseph E. Musil38 patents · 1,130 citations
- 1350William W. Bohnhoff7 patents · 588 citations
- 1446Philip D. Halonen19 patents · 606 citations
- 1542Russ E. Stein10 patents · 497 citations
- 1638Charles A. Kalbfleisch6 patents · 497 citations
- 1733Roberta A. Hair7 patents · 517 citations
- 1829J. Dewayne Allen32 patents · 1,160 citations
- 1925Roy Shoesmith5 patents · 421 citations
- 2021Dieter Simons39 patents · 790 citations
- 2117Steven R. Robinson32 patents · 851 citations
- 2213Gerhard Hagenah9 patents · 516 citations
- 238Daniel Kotler5 patents · 608 citations
- 244Morris R. Jeppson6 patents · 484 citations
- 251Curtis Chambers10 patents · 297 citations
Rising· last 2 yrs
The top-scoring E01C patents made public in the last 2 years
- 199US12305339B1✦ AIMethod and system for controlling ventilation cooling type permafrost subgrade based on en4 cites · 202582% earned
- 296USD1086503S✦ AISupport layer for artificial turf4 cites · 202582% earned
- 392US12270159B2✦ AISwing boom concrete screeding apparatus2 cites · 202458% earned
- 488USD1050205SAttachment device for floor shaving systems2 cites · 202461% earned
- 583USD1089720SSupport layer for artificial turf3 cites · 202580% earned
- 679US12297126B1Modular porous swale4 cites · 202582% earned
- 775US12000095B1Systems and computer-implemented methods for analyzing transfer of force through pavement 4 cites · 202454% earned
- 871US11946211B1Portland cement concrete slab-on-ground fabrication method for performance satisfaction an2 cites · 202461% earned
- 967US11976425B1Paving and lighting system2 cites · 202476% earned
- 1063US12320076B2Concrete dowel placement system and method of making the same1 cites · 202444% earned
- 1158US12297608B2Selectively frictionally engaged hole cover1 cites · 202556% earned
- 1254US12304554B2Road construction machine, in particular road paver or tandem roller, for working a ground1 cites · 202467% earned
- 1350US12473698B2Roll control during slip form paving2 cites · 202476% earned
- 1446US12006606B1Patterned tufted articles, surface coverings comprising same, and systems and methods of m2 cites · 202455% earned
- 1542US12139870B2Multilayer integral geogrids having a cellular layer structure, and methods of making and 1 cites · 202450% earned
- 1638US12246604B1Roadway section having embedded wireless charge elements1 cites · 202567% earned
- 1733US12000097B1Mobile joint seal removal and fill machine for highway joints1 cites · 202456% earned
- 1829US11946206B2Artificial turf system and support layer1 cites · 202456% earned
- 1925US11933002B1Rolling wedge cutter drum1 cites · 202467% earned
- 2021US12037755B2Dual drive milling attachment1 cites · 202467% earned
- 2117US12252022B1Roadway section having embedded wireless charge elements1 cites · 202567% earned
- 2213US12546067B2Work machine1 cites · 202467% earned
- 238US11904335B1Trackable dipole devices, methods, and systems for use with marking paint sticks1 cites · 202446% earned
- 244US12234612B2Underlayment panel having drainage channels0 cites · 20240% earned
- 251US12122917B2Polymerized oils and methods of manufacturing the same0 cites · 20240% earned
Active· last 5 yrs
The top-scoring E01C patents of the last 5 years
- 199US11370707B1✦ AIAsphalt modified with red mud for porous pavement material and application thereof13 cites · 202288% earned
- 296US11492296B1✦ AICarbonization-based lightweight CO2 foamed cement-based material, and optimized preparatio9 cites · 202287% earned
- 392US11697379B2✦ AIPerception system lidar and camera bracket12 cites · 202188% earned
- 488US12305339B1Method and system for controlling ventilation cooling type permafrost subgrade based on en4 cites · 202582% earned
- 583US11193767B1Smart paint stick devices and methods24 cites · 202182% earned
- 679US11124930B1Construction method for improving expansive soil embankment using phosphogypsum and microb9 cites · 202187% earned
- 775US10941577B1Anti-theft apparatus and systems and methods for using same12 cites · 202188% earned
- 871US11198978B1Repair structure cracks using self-moving filler materials10 cites · 202187% earned
- 967US11339540B1Method and system for evaluating and repairing a surface and/or subsurface10 cites · 202287% earned
- 1063US11499276B2Methods of forming an asphalt shingle waste powder from asphalt shingle waste6 cites · 202260% earned
- 1158US11840808B1Sensor deployment for modular pavement slabs6 cites · 202359% earned
- 1254US11308738B2Mobile work machine performance detection and control system9 cites · 202187% earned
- 1350US11623380B2Concrete dowel placement system and method of making the same7 cites · 202170% earned
- 1446US11299423B1Photoluminescent sand7 cites · 202279% earned
- 1542US11193244B2Extended width dowel bar inserter8 cites · 202180% earned
- 1638USD1086503SSupport layer for artificial turf4 cites · 202582% earned
- 1733US11214945B2Pipe shaft module9 cites · 202187% earned
- 1829US11542667B1Flexible pavement structure5 cites · 202369% earned
- 1925US11566411B2Storm water and traffic collector box culvert5 cites · 202284% earned
- 2021US11390015B2Multi-axial integral geogrid and methods of making and using same6 cites · 202164% earned
- 2117US11585217B2Washerless cutting tool assembly6 cites · 202278% earned
- 2213US11408136B1Machine and method of resisting debris accumulation on milling enclosure of machine6 cites · 202285% earned
- 238US11658546B2Battery-powered stand-alone motor unit7 cites · 202175% earned
- 244US11054538B1Modification and assessment7 cites · 202179% earned
- 251US11313679B2Self-propelled civil engineering machine system with field rover6 cites · 202167% earned
All-time canon
The defining E01C patents of the whole record
- 199US4426820A✦ AIPanel for a composite surface and a method of assembling same964 cites · 198495% earned
- 296US4169688A✦ AIArtificial skating-rink floor530 cites · 197995% earned
- 392US6582819B2✦ AILow density composite proppant, filtration media, gravel packing media, and sports field m397 cites · 200295% earned
- 488US5646844AMethod and apparatus for real-time monitoring and coordination of multiple geography alter394 cites · 199795% earned
- 583US4247870AHighway premarking guidance system365 cites · 198191% earned
- 679US4489115ASynthetic turf seam system317 cites · 198494% earned
- 775US5590976AMobile paving system using an aggregate moisture sensor and method of operation301 cites · 199794% earned
- 871US6112143AMethod and apparatus for establishing a perimeter defining an area to be traversed by a mo272 cites · 200094% earned
- 967US5631658AMethod and apparatus for operating geography-altering machinery relative to a work site264 cites · 199794% earned
- 1063US4337283ASynthetic turf playing surface with resilient top-dressing253 cites · 198294% earned
- 1158US4715743AMobility guide tile for visually handicapped251 cites · 198794% earned
- 1254US4006936ARotary cutter for a road planer223 cites · 197794% earned
- 1350US5549412APosition referencing, measuring and paving method and apparatus for a profiler and paver222 cites · 199694% earned
- 1446US5614670AMovable seismic pavement analyzer216 cites · 199794% earned
- 1542US4703597AArena floor and flooring element215 cites · 198794% earned
- 1638US4468910AMat module with ramp strip215 cites · 198494% earned
- 1733US4436779AModular surface such as for use in sports211 cites · 198494% earned
- 1829US7173264B2Particle beam therapy system209 cites · 200486% earned
- 1925US6299934B1Global positioning system controlled paint sprayer201 cites · 200191% earned
- 2021US6098354AModular floor tile having reinforced interlocking portions200 cites · 200094% earned
- 2117US6074693AGlobal positioning system controlled paint sprayer199 cites · 200091% earned
- 2213US7012267B2Particle beam therapy system198 cites · 200486% earned
- 238US5356238APaver with material supply and mat grade and slope quality control apparatus and method198 cites · 199491% earned
- 244US6685391B1Ground surface cover system with flexible interlocking joint for erosion control195 cites · 200494% earned
- 251US5992106AHexagon tile with equilateral reinforcement194 cites · 199994% earned
Rising· last 2 yrs
Assignees whose newest E01C patents became public in the last 2 years — the current frontier
- 199CATERPILLAR INC75 patents · 2,763 citations
- 296WIRTGEN GMBH362 patents · 2,695 citations
- 392COE WILLIAM B21 patents · 409 citations
- 488SHAW & SONS INC21 patents · 346 citations
- 583BROCK USA LLC29 patents · 226 citations
- 679CATERPILLAR PAVING PRODUCTS INC367 patents · 899 citations
- 775BOMAG GMBH124 patents · 580 citations
- 871US NAVY8 patents · 223 citations
- 967VOLVO CONSTR EQUIP AB43 patents · 208 citations
- 1063ILLINOIS TOOL WORKS39 patents · 161 citations
- 1158GRACO MINNESOTA INC30 patents · 140 citations
- 1254INTEGRATED ROADWAYS LLC16 patents · 60 citations
- 1350TABIBNIA RAMIN6 patents · 107 citations
- 1446FLITSCH ROBERT A14 patents · 231 citations
- 1542KNAPP RONALD A10 patents · 93 citations
- 1638BRANDBUMPS LLC13 patents · 46 citations
- 1733CARGILL INC11 patents · 36 citations
- 1829MIKASA SANGYO KK7 patents · 72 citations
- 1925NICOLON CORP4 patents · 216 citations
- 2021LIGCHINE INT CORPORATION11 patents · 53 citations
- 2117DEERE & CO11 patents · 45 citations
- 2213VICONIC SPORTING LLC8 patents · 54 citations
- 238MOBA MOBILE AUTOMATION AG21 patents · 38 citations
- 244BMIC LLC12 patents · 15 citations
- 251MIDWEST IND SUPPLY INC6 patents · 40 citations
Active· last 5 yrs
Sustained E01C output across the last 5 years
- 199HITACHI LTD9 patents · 976 citations
- 296CATERPILLAR INC75 patents · 2,763 citations
- 392SOMERO ENTPR INC34 patents · 788 citations
- 488WIRTGEN GMBH362 patents · 2,695 citations
- 583CRAFCO INC15 patents · 438 citations
- 679COE WILLIAM B21 patents · 409 citations
- 775ALM HOLDING CO21 patents · 182 citations
- 871E D ETNYRE & CO8 patents · 300 citations
- 967GOMACO CORP44 patents · 550 citations
- 1063JOSEPH VOEGELE AG125 patents · 834 citations
- 1158WIRTGEN AMERICA INC15 patents · 316 citations
- 1254SHAW & SONS INC21 patents · 346 citations
- 1350BROCK USA LLC29 patents · 226 citations
- 1446SUBAIR SYSTEMS LLC6 patents · 250 citations
- 1542US ARMY8 patents · 227 citations
- 1638CATERPILLAR PAVING PRODUCTS INC367 patents · 899 citations
- 1733HAMM AG67 patents · 318 citations
- 1829BOMAG GMBH124 patents · 580 citations
- 1925H D IND INC8 patents · 216 citations
- 2021TROXLER ELECTRONIC LAB INC7 patents · 174 citations
- 2117COLAS SA21 patents · 279 citations
- 2213US NAVY8 patents · 223 citations
- 238KOMATSU MFG CO LTD16 patents · 228 citations
- 244RICCOBENE DESIGNS LLC7 patents · 215 citations
- 251SAKAI JUKOGYO KK16 patents · 171 citations
All-time canon
All-time PatentIndex Score in E01C
- 199HITACHI LTD9 patents · 976 citations
- 296CATERPILLAR INC75 patents · 2,763 citations
- 392TRIMBLE NAVIGATION LTD14 patents · 860 citations
- 488CMI CORP48 patents · 1,955 citations
- 583CEDARAPIDS INC30 patents · 1,254 citations
- 679SOMERO ENTPR INC34 patents · 788 citations
- 775WIRTGEN GMBH362 patents · 2,695 citations
- 871BLAW KNOX CONST EQUIPMENT19 patents · 958 citations
- 967ASTEC IND62 patents · 2,142 citations
- 1063CAPITAL FORMATION INC7 patents · 432 citations
- 1158HAIR ROBERTA A7 patents · 517 citations
- 1254CATERPILLAR PAVING PROD80 patents · 1,684 citations
- 1350SCHUL INTERNATIONAL CO LLC18 patents · 739 citations
- 1446ALLEN ENG CORP28 patents · 999 citations
- 1542NIELSEN STEVEN7 patents · 249 citations
- 1638BERKMAN LOUIS CO12 patents · 517 citations
- 1733CUTLER REPAVING INC6 patents · 411 citations
- 1829H Y O INC6 patents · 342 citations
- 1925TECHNOLOGY LICENSING CORP8 patents · 336 citations
- 2021CRAFCO INC15 patents · 438 citations
- 2117BERNING CHRISTIAN9 patents · 299 citations
- 2213POLYDRAIN INC5 patents · 327 citations
- 238COE WILLIAM B21 patents · 409 citations
- 244ENGINEERED ARRESTING SYS CORP6 patents · 247 citations
- 251POWER CURBERS INC9 patents · 400 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth