Topic leaderboard
Dredging & soil-shifting
Ranked by the PatentIndex Score — a 1–99 percentile within E02F · public-visibility date · generated 2026
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest E02F patents became public in the last 2 years — the current frontier
- 199John J. Krone30 patents · 967 citations
- 296Neal W. Westendorf48 patents · 974 citations
- 392John P. Azure15 patents · 248 citations
- 488Kazushi Nakata13 patents · 266 citations
- 583Mark J. Cherney23 patents · 305 citations
- 679Andrew Sherliker Bamber11 patents · 120 citations
- 775Tonglin Shang24 patents · 273 citations
- 871Pengfei Ma33 patents · 348 citations
- 967Eiji Egawa9 patents · 209 citations
- 1063Nathan J. Horstman29 patents · 277 citations
- 1158Toshihiko Takemura28 patents · 223 citations
- 1254Joseph C. Knipp9 patents · 91 citations
- 1350Cody L. Sewell29 patents · 321 citations
- 1446Albert Ben Currey19 patents · 176 citations
- 1542Noah Austen Ready-Campbell34 patents · 129 citations
- 1638Andrew Xiao Liang32 patents · 124 citations
- 1733Ryohei Sumiyoshi22 patents · 192 citations
- 1829Mo Wei42 patents · 391 citations
- 1925Yongliang Zhu11 patents · 184 citations
- 2021David A. Murray8 patents · 148 citations
- 2117Trent Randall Stefek9 patents · 144 citations
- 2213Matthew J. Kaldor10 patents · 93 citations
- 238Yasutaka Tsuruga60 patents · 314 citations
- 244Giovanni A. Wuisan25 patents · 149 citations
- 251Kazuyoshi Arii21 patents · 156 citations
Active· last 5 yrs
Sustained E02F output across the last 5 years
- 199Christopher M. Carpenter37 patents · 1,177 citations
- 296Ignacy Puszkiewicz10 patents · 434 citations
- 392Jihong Hao8 patents · 413 citations
- 488John A. Ruvang30 patents · 1,590 citations
- 583Craig Harder14 patents · 516 citations
- 679Hiroshi Watanabe56 patents · 2,333 citations
- 775Charles Robert Maybury, Jr.18 patents · 360 citations
- 871Hiroyuki Adachi30 patents · 918 citations
- 967John J. Krone30 patents · 967 citations
- 1063Robert S. Bierwith26 patents · 896 citations
- 1158Noah D. Cowgill19 patents · 317 citations
- 1254Genroku Sugiyama80 patents · 2,040 citations
- 1350Michael Linstroth30 patents · 288 citations
- 1446Joseph J. Colwell43 patents · 363 citations
- 1542Neal W. Westendorf48 patents · 974 citations
- 1638Gary Miller12 patents · 296 citations
- 1733Vernon Joseph Brabec10 patents · 401 citations
- 1829John P. Azure15 patents · 248 citations
- 1925David August Johnson12 patents · 290 citations
- 2021Hideto Ishibashi11 patents · 294 citations
- 2117Fermin Sanchez Guisado6 patents · 339 citations
- 2213N. Eric Knudsen10 patents · 124 citations
- 238Kevin V. Keigley17 patents · 316 citations
- 244Michael A. Cobo8 patents · 241 citations
- 251Kazushi Nakata13 patents · 266 citations
All-time canon
Career PatentIndex Score in E02F
- 199Greg Stump7 patents · 810 citations
- 296Adam J. Gudat17 patents · 1,852 citations
- 392Daniel E. Henderson18 patents · 2,094 citations
- 488Larren F. Jones22 patents · 2,196 citations
- 583Robert K. Emrich15 patents · 1,725 citations
- 679Christopher M. Carpenter37 patents · 1,177 citations
- 775Ignacy Puszkiewicz10 patents · 434 citations
- 871Jihong Hao8 patents · 413 citations
- 967Howard W. Robinson19 patents · 1,677 citations
- 1063Ken Furem11 patents · 913 citations
- 1158William C. Sahm9 patents · 943 citations
- 1254Daniel W. Robertson11 patents · 707 citations
- 1350Terry L. Briscoe31 patents · 1,268 citations
- 1446John A. Ruvang30 patents · 1,590 citations
- 1542Patrick Rowe5 patents · 769 citations
- 1638Wayne A. Shamblin8 patents · 605 citations
- 1733Murray A. Smith13 patents · 520 citations
- 1829Craig Harder14 patents · 516 citations
- 1925David J. Rocke10 patents · 935 citations
- 2021Shoji Tozawa24 patents · 1,274 citations
- 2117Phillip Sollami12 patents · 531 citations
- 2213Gopal Madhavarao6 patents · 597 citations
- 238William J. Renski21 patents · 1,011 citations
- 244Kenneth A. Brandt19 patents · 1,096 citations
- 251Alan D. Berger8 patents · 780 citations
Rising· last 2 yrs
The top-scoring E02F patents made public in the last 2 years
- 199US11952746B1✦ AIAutonomous control of on-site movement of powered earth-moving construction or mining vehi9 cites · 202487% earned
- 296US12037769B1✦ AIAutonomous offroad vehicle path planning with collision avoidance5 cites · 202472% earned
- 392US12222743B2✦ AILever device and working machine5 cites · 202484% earned
- 488US12115535B1Methods and systems for reducing turbidity of hydraulic fracturing sands2 cites · 202467% earned
- 583US12152642B1Four wheel drive clutch in an electric vehicle3 cites · 202480% earned
- 679US12180682B2Hydraulic control system4 cites · 202482% earned
- 775US12487596B1Autonomous control of operations of earth-moving vehicles using data from simulated vehicl3 cites · 202580% earned
- 871US11993318B1Cab system for a vehicle3 cites · 202467% earned
- 967US12116750B2Anti-release mechanism3 cites · 202480% earned
- 1063US12180681B2Construction machine2 cites · 202467% earned
- 1158US12331490B2Working vehicle and attachment usage system2 cites · 202576% earned
- 1254US12313092B2Systems and methods for grouping hydraulic functions for an agricultural implement2 cites · 202576% earned
- 1350US11898324B1Adaptive control system for autonomous control of powered earth-moving vehicles2 cites · 202476% earned
- 1446US12371878B2Autonomous control of operations of earth-moving vehicles using trained machine learning m2 cites · 202476% earned
- 1542US12385217B2Working machine1 cites · 202567% earned
- 1638US12459349B2Power system assembly for a power machine1 cites · 202467% earned
- 1733US12442158B1Automated training and use of predictive models for autonomous control of powered earth-mo1 cites · 202567% earned
- 1829US12084836B2Work machine2 cites · 202476% earned
- 1925US12312773B2Excavator1 cites · 202467% earned
- 2021US12435491B1Hydraulic cylinder with an integrated pressure relief system1 cites · 202567% earned
- 2117US12331480B2Intelligent dredging system for high-piled wharf and control method thereof1 cites · 202567% earned
- 2213US11858551B1Modular, cost effective, field repairable chassis and mechanical components for heavy duty2 cites · 202467% earned
- 238US12203580B2Hydro-vac fitting1 cites · 202446% earned
- 244US12345016B2Construction machine1 cites · 202456% earned
- 251US11871689B1Tool and tool holder for a rotary land preparation implement and vehicle thereof1 cites · 202456% earned
Active· last 5 yrs
The top-scoring E02F patents of the last 5 years
- 199US10920434B1✦ AIPortable robotic construction system69 cites · 202189% earned
- 296US11686070B1✦ AISystems, methods, and controllers to enhance heavy equipment warning32 cites · 202380% earned
- 392US11346086B1✦ AIMachine learning for optimizing tool path planning in autonomous earth moving vehicles24 cites · 202290% earned
- 488US11746501B1Autonomous control of operations of powered earth-moving vehicles using data from on-vehic11 cites · 202382% earned
- 583US11822342B1Obstacle map for autonomous pile driving system12 cites · 202379% earned
- 679US11213846B1Systems and methods for a product system of an agricultural applicator14 cites · 202267% earned
- 775US11389916B1Systems and methods for assembling or disassembling a hammer tool13 cites · 202288% earned
- 871US11236492B1Graphical user interface for real-time management of an earth shaping vehicle14 cites · 202283% earned
- 967US11952746B1Autonomous control of on-site movement of powered earth-moving construction or mining vehi9 cites · 202487% earned
- 1063US11352769B1Online machine learning for calibration of autonomous earth moving vehicles11 cites · 202276% earned
- 1158US11261582B1System and method for controlling hydraulic fluid flow within a work vehicle using flow co11 cites · 202288% earned
- 1254US11761177B2Anti-tipping features for a retaining mechanism9 cites · 202281% earned
- 1350US11466428B1Microtrench plug and method for securing an optical fiber and/or microduct/innerduct in a 9 cites · 202287% earned
- 1446US11143211B1System and method for controlling hydraulic fluid flow within a work vehicle9 cites · 202187% earned
- 1542US11746499B1Hardware component configuration for autonomous control of powered earth-moving vehicles7 cites · 202379% earned
- 1638US10882468B1Work vehicle composite panoramic vision systems12 cites · 202188% earned
- 1733US12037769B1Autonomous offroad vehicle path planning with collision avoidance5 cites · 202472% earned
- 1829US11414842B2Retention system for motor grader bits10 cites · 202281% earned
- 1925US11401684B2Perception-based alignment system and method for a loading machine10 cites · 202187% earned
- 2021US12222743B2Lever device and working machine5 cites · 202484% earned
- 2117US11662723B2System and method for autonomous operation of a machine8 cites · 202166% earned
- 2213US11635141B2Working machine8 cites · 202280% earned
- 238US11788255B2Working machine8 cites · 202186% earned
- 244US11926993B2Coordinated access point spatial reuse6 cites · 202378% earned
- 251US11308738B2Mobile work machine performance detection and control system9 cites · 202187% earned
All-time canon
The defining E02F patents of the whole record
- 199US7228505B2✦ AIDisplay device for working machine857 cites · 200292% earned
- 296US4986671A✦ AIThree-parameter optical fiber sensor and system722 cites · 199195% earned
- 392US5646844A✦ AIMethod and apparatus for real-time monitoring and coordination of multiple geography alter394 cites · 199795% earned
- 488US6363632B1System for autonomous excavation and truck loading322 cites · 200294% earned
- 583US4800721AForce feedback lever321 cites · 198994% earned
- 679US5709043AExcavating tooth321 cites · 199894% earned
- 775US4820041APosition sensing system for surveying and grading297 cites · 198994% earned
- 871US6061617AAdaptable controller for work vehicle attachments286 cites · 200094% earned
- 967US6112143AMethod and apparatus for establishing a perimeter defining an area to be traversed by a mo272 cites · 200094% earned
- 1063US5631658AMethod and apparatus for operating geography-altering machinery relative to a work site264 cites · 199794% earned
- 1158US5451135ACollapsible mobile vehicle262 cites · 199594% earned
- 1254US5088214AExcavator wear edge249 cites · 199294% earned
- 1350US5423138ATip to adapter interface245 cites · 199594% earned
- 1446US5937550AExtensible lock238 cites · 199994% earned
- 1542US5404661AMethod and apparatus for determining the location of a work implement233 cites · 199594% earned
- 1638US4807131AGrading system225 cites · 198994% earned
- 1733US4006936ARotary cutter for a road planer223 cites · 197794% earned
- 1829US6685273B1Streamlining bit assemblies for road milling, mining and trenching equipment220 cites · 200485% earned
- 1925US4231173AExcavating tooth211 cites · 198094% earned
- 2021US7272818B2Creation of an object within an object hierarchy structure209 cites · 200491% earned
- 2117US6076030ALearning system and method for optimizing control of autonomous earthmoving machinery209 cites · 200094% earned
- 2213US6434462B1GPS control of a tractor-towed implement207 cites · 200294% earned
- 238US5704142AExcavator data acquisition and control system and process204 cites · 199883% earned
- 244US5065326AAutomatic excavation control system and method200 cites · 199194% earned
- 251US5561925ATooth assembly and retaining mechanism195 cites · 199694% earned
Rising· last 2 yrs
Assignees whose newest E02F patents became public in the last 2 years — the current frontier
- 199CATERPILLAR INC1,680 patents · 28,889 citations
- 296VERMEER MFG CO82 patents · 1,663 citations
- 392KOMATSU MFG CO LTD1,331 patents · 14,928 citations
- 488OSHKOSH CORP21 patents · 467 citations
- 583DEERE & CO723 patents · 7,035 citations
- 679CLARK EQUIPMENT CO241 patents · 5,023 citations
- 775HENSLEY IND INC35 patents · 754 citations
- 871CATERPILLAR SARL164 patents · 1,432 citations
- 967CHARLES MACHINE WORKS59 patents · 862 citations
- 1063KENNAMETAL INC23 patents · 817 citations
- 1158BAMFORD EXCAVATORS LTD75 patents · 561 citations
- 1254KUBOTA KK436 patents · 1,990 citations
- 1350WESTENDORF MFG35 patents · 613 citations
- 1446LIEBHERR HYDRAULIKBAGGER34 patents · 375 citations
- 1542BAUER SPEZIALTIEFBAU18 patents · 274 citations
- 1638THE TORO CO17 patents · 92 citations
- 1733BUILT ROBOTICS INC35 patents · 129 citations
- 1829CNH IND AMERICA LLC172 patents · 503 citations
- 1925WIRTGEN GMBH37 patents · 189 citations
- 2021MINESENSE TECH LTD10 patents · 76 citations
- 2117HITACHI CONSTRUCTION MACH CO525 patents · 1,152 citations
- 2213VOLVO CONSTR EQUIP AB147 patents · 371 citations
- 238CURREY ALBERT BEN18 patents · 141 citations
- 244KOBELCO CONSTR MACH CO LTD246 patents · 448 citations
- 251BAUER MASCHINEN GMBH36 patents · 204 citations
Active· last 5 yrs
Sustained E02F output across the last 5 years
- 199CATERPILLAR INC1,680 patents · 28,889 citations
- 296VERMEER MFG CO82 patents · 1,663 citations
- 392KOMATSU MFG CO LTD1,331 patents · 14,928 citations
- 488OSHKOSH CORP21 patents · 467 citations
- 583DEERE & CO723 patents · 7,035 citations
- 679CLARK EQUIPMENT CO241 patents · 5,023 citations
- 775HENSLEY IND INC35 patents · 754 citations
- 871HUSCO INT INC29 patents · 858 citations
- 967CATERPILLAR SARL164 patents · 1,432 citations
- 1063KOBE STEEL LTD85 patents · 1,817 citations
- 1158CHARLES MACHINE WORKS59 patents · 862 citations
- 1254KENNAMETAL INC23 patents · 817 citations
- 1350AGJUNCTION LLC10 patents · 238 citations
- 1446BAMFORD EXCAVATORS LTD75 patents · 561 citations
- 1542TOPCON CORP15 patents · 449 citations
- 1638KUBOTA KK436 patents · 1,990 citations
- 1733BIERWITH ROBERT S13 patents · 353 citations
- 1829WESTENDORF MFG35 patents · 613 citations
- 1925KNUDSEN N ERIC10 patents · 124 citations
- 2021LIEBHERR HYDRAULIKBAGGER34 patents · 375 citations
- 2117BAUER SPEZIALTIEFBAU18 patents · 274 citations
- 2213ROCKLAND INC30 patents · 554 citations
- 238YANMAR CO LTD72 patents · 492 citations
- 244THE TORO CO17 patents · 92 citations
- 251BUILT ROBOTICS INC35 patents · 129 citations
All-time canon
All-time PatentIndex Score in E02F
- 199CATERPILLAR INC1,680 patents · 28,889 citations
- 296VERMEER MFG CO82 patents · 1,663 citations
- 392ESCO CORP132 patents · 6,615 citations
- 488KOMATSU MFG CO LTD1,331 patents · 14,928 citations
- 583UNIV CARNEGIE MELLON10 patents · 1,431 citations
- 679OSHKOSH CORP21 patents · 467 citations
- 775CASE CORP74 patents · 3,198 citations
- 871METALOGENIA SA10 patents · 786 citations
- 967HENSLEY G H IND INC18 patents · 1,672 citations
- 1063G H HENSLEY IND INC7 patents · 706 citations
- 1158DEERE & CO723 patents · 7,035 citations
- 1254CLARK EQUIPMENT CO241 patents · 5,023 citations
- 1350CATERPILLAR MITSUBISHI LTD86 patents · 2,710 citations
- 1446SOLLAMI CO10 patents · 497 citations
- 1542HITACHI CONSTRUCTION MACHINERY319 patents · 8,450 citations
- 1638TRIMBLE NAVIGATION LTD19 patents · 893 citations
- 1733HENSLEY IND INC35 patents · 754 citations
- 1829TOOTH H & L CO14 patents · 735 citations
- 1925HARNISCHFEGER CORP39 patents · 1,054 citations
- 2021SIEMENS ENERGY & AUTOMAT5 patents · 543 citations
- 2117CATERPILLAR TRACTOR CO320 patents · 5,998 citations
- 2213DRESSER IND48 patents · 1,328 citations
- 238HUSCO INT INC29 patents · 858 citations
- 244LABOUNTY ROY E13 patents · 688 citations
- 251MCLAUGHLIN GROUP INC16 patents · 329 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth