Topic leaderboard
Tools for grinding, buffing or sharpening
Ranked by the PatentIndex Score — a 1–99 percentile within B24D · public-visibility date · generated 2026
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest B24D patents became public in the last 2 years — the current frontier
- 199Kenneth E. Bertagnolli92 patents · 1,980 citations
- 296Negus B. Adefris47 patents · 2,160 citations
- 392Jiang Qian26 patents · 801 citations
- 488Debkumar Mukhopadhyay70 patents · 991 citations
- 583Madapusi K. Keshavan20 patents · 614 citations
- 679Paul Douglas Jones11 patents · 148 citations
- 775Greg Carlos Topham11 patents · 89 citations
- 871Daniel A. Beaudet9 patents · 102 citations
- 967Ivan D. Goryachev9 patents · 102 citations
- 1063Russell K. Layton, Jr.9 patents · 102 citations
- 1158Mark P. Chapman20 patents · 99 citations
- 1254Nilanjan Sarangi31 patents · 98 citations
- 1350Michael James Gleason15 patents · 50 citations
- 1446Maiken Givot9 patents · 31 citations
- 1542Richard B. Kaner7 patents · 25 citations
- 1638Kelley Mcneal13 patents · 21 citations
- 1733Bainian Qian19 patents · 31 citations
- 1829Alex Taylor Willisson5 patents · 32 citations
- 1925Clive Bolton5 patents · 32 citations
- 2021Matt Hanczor5 patents · 32 citations
- 2117Daren Nathaniel Heaton10 patents · 15 citations
- 2213Jeremy Brett Lynn9 patents · 15 citations
- 238Oakley D. Bond7 patents · 15 citations
- 244Hans Hede11 patents · 68 citations
- 251Daniel Call Mortensen6 patents · 20 citations
Active· last 5 yrs
Sustained B24D output across the last 5 years
- 199Kenneth E. Bertagnolli92 patents · 1,980 citations
- 296Negus B. Adefris47 patents · 2,160 citations
- 392Michael A. Vail59 patents · 1,738 citations
- 488Thomas P. Klun10 patents · 1,547 citations
- 583Dwight D. Erickson33 patents · 2,217 citations
- 679Ralph Bauer38 patents · 955 citations
- 775Jason K. Wiggins32 patents · 822 citations
- 871Jiang Qian26 patents · 801 citations
- 967James L. Mcardle11 patents · 801 citations
- 1063Louis S. Moren27 patents · 1,069 citations
- 1158David P. Miess47 patents · 1,078 citations
- 1254Rajeev Bajaj49 patents · 980 citations
- 1350Debkumar Mukhopadhyay70 patents · 991 citations
- 1446Boguslaw A. Swedek28 patents · 648 citations
- 1542Madapusi K. Keshavan20 patents · 614 citations
- 1638Brian D. Goers27 patents · 685 citations
- 1733Ernest L. Thurber34 patents · 811 citations
- 1829Frank J. Csillag17 patents · 703 citations
- 1925Michael J. Annen13 patents · 450 citations
- 2021Mohammad N. Sani30 patents · 507 citations
- 2117Dominic J. Benvegnu30 patents · 359 citations
- 2213Jeffrey Drue David23 patents · 329 citations
- 238Barry Chin8 patents · 180 citations
- 244Terrance Y. Lee8 patents · 180 citations
- 251Doruk O. Yener35 patents · 233 citations
All-time canon
Career PatentIndex Score in B24D
- 199Scott R. Culler58 patents · 5,717 citations
- 296Gary L. Holmes8 patents · 2,421 citations
- 392Timothy L. Hoopman10 patents · 1,858 citations
- 488Robert V. Heiti7 patents · 1,840 citations
- 583Donna W. Bange22 patents · 2,966 citations
- 679Donley D. Rowenhorst6 patents · 2,128 citations
- 775Kenneth E. Bertagnolli92 patents · 1,980 citations
- 871John V. H. Roberts33 patents · 2,939 citations
- 967Negus B. Adefris47 patents · 2,160 citations
- 1063Manoocher Birang29 patents · 1,888 citations
- 1158John D. Haas20 patents · 2,228 citations
- 1254Mark E. Tuttle6 patents · 1,364 citations
- 1350Michael A. Vail59 patents · 1,738 citations
- 1446Thomas P. Klun10 patents · 1,547 citations
- 1542Dwight D. Erickson33 patents · 2,217 citations
- 1638Kathryn M. Spurgeon7 patents · 1,448 citations
- 1733David H. Hardy6 patents · 1,353 citations
- 1829David E. Broberg9 patents · 1,648 citations
- 1925Chien-Min Sung55 patents · 3,078 citations
- 2021William P. Wood9 patents · 1,933 citations
- 2117John T. Boden29 patents · 1,428 citations
- 2213Jon R. Pieper6 patents · 1,671 citations
- 238Wesley J. Bruxvoort13 patents · 1,770 citations
- 244Kimberly K. Harmon10 patents · 1,100 citations
- 251Elmer Jensen9 patents · 1,241 citations
Rising· last 2 yrs
The top-scoring B24D patents made public in the last 2 years
- 199US12139441B1✦ AIMethod of laser-curing and forming honeycomb grinding block made from fine-grained diamond1 cites · 202467% earned
- 296US11938585B1✦ AISander apparatus and method2 cites · 202476% earned
- 392US12296435B2✦ AILeached superabrasive elements and systems, methods and assemblies for processing superabr1 cites · 202456% earned
- 488US12233510B1Leached polycrystalline diamond elements1 cites · 202550% earned
- 583US12285082B2Buffing system for footwear0 cites · 20240% earned
- 679US12275884B2Abrasive particles, method of making abrasive particles, and abrasive articles0 cites · 20240% earned
- 775US12509946B1Polycrystalline diamond compacts including a cemented carbide substrate0 cites · 20250% earned
- 871US12508684B2Skate blade sharpening system0 cites · 20240% earned
- 967US12344921B2Tungsten tetraboride composite matrix and uses thereof0 cites · 20240% earned
- 1063US12194599B2Knife sharpening systems0 cites · 20240% earned
- 1158US12553292B1Polycrystalline diamond compacts including a cemented carbide substrate and applications t0 cites · 20260% earned
- 1254US12544878B2Leached superabrasive elements, subterranian tools with leached superabrasive elements, an0 cites · 20240% earned
- 1350US12202096B2System and method for pre-conditioning pneumatic tires prior to mounting same onto a wheel0 cites · 20240% earned
- 1446US12263559B2Method of maintaining toenails of an animal0 cites · 20240% earned
- 1542US12084920B1Polycrystalline diamond compacts and methods of fabricating same0 cites · 20240% earned
- 1638US12384004B2Abrasive articles and methods of forming same0 cites · 20240% earned
- 1733US12253555B2Systems, methods and tools for the interrogation of composite strength members0 cites · 20240% earned
- 1829US12370683B2System and method for health monitoring of a sanding pad during an autonomous finishing pr0 cites · 20250% earned
- 1925US12122063B2Cutting device0 cites · 20240% earned
- 2021US12409530B2Bonded abrasive with low wetting bond material0 cites · 20240% earned
- 2117US12048985B1Assemblies and methods of forming polycrystalline diamond using such assemblies0 cites · 20240% earned
- 2213US12194600B1Methods of processing a polycrystalline diamond element0 cites · 20250% earned
- 238US12280470B2Abrasive belt grinding product0 cites · 20240% earned
- 244US12564916B2Abrasive articles and methods of forming same0 cites · 20240% earned
- 251US12275115B2Robotic paint repair0 cites · 20240% earned
Active· last 5 yrs
The top-scoring B24D patents of the last 5 years
- 199US11052512B1✦ AIAdjustable knife sharpener and clamping assembly15 cites · 202189% earned
- 296US11541501B1✦ AICutter sharpener7 cites · 202386% earned
- 392US11229987B2✦ AIEmbedded electronic circuit in grinding wheels and methods of embedding9 cites · 202181% earned
- 488US11376713B1Knife sharpening systems5 cites · 202269% earned
- 583US11498186B2Sharpener with precise adjustment capabilities5 cites · 202272% earned
- 679US11554456B1Sharpener with swing arm abrasive assembly5 cites · 202372% earned
- 775US11279003B1Knife sharpeners with angle gauge6 cites · 202278% earned
- 871US11745302B2Methods and precursor formulations for forming advanced polishing pads by use of an additi5 cites · 202184% earned
- 967US11092527B1Hand tool edge tester8 cites · 202186% earned
- 1063US11351655B1Acute angle blade sharpening apparatus and method for sharpening blades8 cites · 202286% earned
- 1158US10907258B1Surface modification of metals and alloys to alter wetting properties8 cites · 202186% earned
- 1254US11286677B2Offset mounting adapter for concrete surface processing tool6 cites · 202174% earned
- 1350US11035176B1Polycrystalline diamond compact and applications therefor5 cites · 202167% earned
- 1446US11724362B2Polishing pads produced by an additive manufacturing process5 cites · 202177% earned
- 1542US11135560B1Aqueous leaching solutions and methods of leaching at least one interstitial constituent f5 cites · 202172% earned
- 1638US11819090B2Buffing system for footwear4 cites · 202161% earned
- 1733US11970650B2Abrasive particles, method of making abrasive particles, and abrasive articles2 cites · 202353% earned
- 1829USD911809SCutter sharpener4 cites · 202175% earned
- 1925US12296434B2Abrasive articles and methods for forming same2 cites · 202376% earned
- 2021US12139441B1Method of laser-curing and forming honeycomb grinding block made from fine-grained diamond1 cites · 202467% earned
- 2117US11383344B2Process for automated sanding of a vehicle component surface4 cites · 202182% earned
- 2213US12275117B2Attachment hub, backup pad, and abrasive disc3 cites · 202280% earned
- 238US11667009B2Bonded abrasive article and method of making the same2 cites · 202261% earned
- 244US11679531B2Chemical mechanical polishing pad and preparation thereof2 cites · 202376% earned
- 251US11503961B1Cutting board2 cites · 202276% earned
All-time canon
The defining B24D patents of the whole record
- 199US9061392B2✦ AIControlled electro-pneumatic power tools and interactive consumable1,074 cites · 201295% earned
- 296US5152917A✦ AIStructured abrasive article888 cites · 199293% earned
- 392US4652274A✦ AICoated abrasive product having radiation curable binder764 cites · 198795% earned
- 488US5433651AIn-situ endpoint detection and process monitoring method and apparatus for chemical-mechan758 cites · 199595% earned
- 583US5893796AForming a transparent window in a polishing pad for a chemical mechanical polishing appara739 cites · 199986% earned
- 679US5527423AChemical mechanical polishing slurry for metal layers732 cites · 199695% earned
- 775US4799939AErodable agglomerates and abrasive products containing the same727 cites · 198995% earned
- 871US4604106AComposite polycrystalline diamond compact702 cites · 198690% earned
- 967US5201916AShaped abrasive particles and method of making same702 cites · 199395% earned
- 1063US4224380ATemperature resistant abrasive compact and method for making same646 cites · 198095% earned
- 1158US4770671AAbrasive grits formed of ceramic containing oxides of aluminum and yttrium, method of maki640 cites · 198895% earned
- 1254US4642126ACoated abrasives with rapidly curable adhesives and controllable curvature617 cites · 198795% earned
- 1350US5958794AMethod of modifying an exposed surface of a semiconductor wafer605 cites · 199995% earned
- 1446US5213591AAbrasive grain, method of making same and abrasive products584 cites · 199392% earned
- 1542US5435816AMethod of making an abrasive article581 cites · 199595% earned
- 1638US4652275AErodable agglomerates and abrasive products containing the same576 cites · 198795% earned
- 1733US5120327ACutting composite formed of cemented carbide substrate and diamond layer569 cites · 199295% earned
- 1829US4997461ANitrified bonded sol gel sintered aluminous abrasive bodies545 cites · 199195% earned
- 1925US5127923AComposite abrasive compact having high thermal stability543 cites · 199295% earned
- 2021US5091171AAmphoteric compositions and polymeric forms of alpha hydroxyacids, and their therapeutic u536 cites · 199288% earned
- 2117US5135061ACutting elements for rotary drill bits514 cites · 199295% earned
- 2213US5366523AAbrasive article containing shaped abrasive particles500 cites · 199492% earned
- 238US5489233APolishing pads and methods for their use479 cites · 199695% earned
- 244US4751138ACoated abrasive having radiation curable binder460 cites · 198895% earned
- 251US5496386ACoated abrasive article having diluent particles and shaped abrasive particles440 cites · 199692% earned
Rising· last 2 yrs
Assignees whose newest B24D patents became public in the last 2 years — the current frontier
- 199US SYNTHETIC CORP172 patents · 2,799 citations
- 296SAINT GOBAIN ABRASIVES INC178 patents · 944 citations
- 392BOSCH GMBH ROBERT44 patents · 679 citations
- 488KENNAMETAL INC19 patents · 362 citations
- 583DISCO CORP44 patents · 190 citations
- 679VELASA SPORTS INC9 patents · 102 citations
- 775ROHM & HAAS ELECT MATERIALS CMP HOLDINGS INC41 patents · 45 citations
- 871UNIV CALIFORNIA6 patents · 38 citations
- 9673M INNOVATIVE PROPERTIES COMPANY80 patents · 19 citations
- 1063NIKE INC7 patents · 4 citations
- 1158SHARKNINJA OPERATING LLC3 patents · 6 citations
- 1254SILTRONIC AG3 patents · 21 citations
- 1350MIRKA LTD10 patents · 1 citations
- 1446CTC GLOBAL CORP2 patents · 2 citations
- 1542UNIV HUAQIAO5 patents · 1 citations
- 1638ANDROID IND LLC3 patents · 0 citations
- 1733FRELK IND PTY LTD2 patents · 1 citations
- 1829TOKYO DIAMOND TOOLS MFG CO LTD4 patents · 1 citations
- 1925SUMITOMO ELECTRIC HARDMETAL CORP3 patents · 1 citations
- 2021WHITMAN RALPH2 patents · 0 citations
- 2117STRINGTECH WORKSTATIONS INC1 patents · 2 citations
- 2213HORL 1993 GMBH3 patents · 0 citations
- 238BUFF AND SHINE MFG INC2 patents · 0 citations
- 244GRAYMATTER ROBOTICS INC1 patents · 0 citations
- 251UNIV GUANGDONG TECHNOLOGY2 patents · 0 citations
Active· last 5 yrs
Sustained B24D output across the last 5 years
- 199APPLIED MATERIALS INC129 patents · 3,710 citations
- 296US SYNTHETIC CORP172 patents · 2,799 citations
- 392GEN ELECTRIC87 patents · 6,231 citations
- 4883M INNOVATIVE PROPERTIES CO379 patents · 14,705 citations
- 583MICRON TECHNOLOGY INC115 patents · 7,217 citations
- 679SUMITOMO ELECTRIC INDUSTRIES22 patents · 774 citations
- 775SAINT GOBAIN ABRASIVES INC178 patents · 944 citations
- 871CABOT MICROELECTRONICS CORP25 patents · 757 citations
- 967BOSCH GMBH ROBERT44 patents · 679 citations
- 1063KENNAMETAL INC19 patents · 362 citations
- 1158ALLWAY TOOLS7 patents · 244 citations
- 1254SHOWA DENKO KK18 patents · 414 citations
- 1350NORITAKE CO LTD27 patents · 399 citations
- 1446SAINT GOBAIN CERAMICS31 patents · 183 citations
- 1542SAMSUNG ELECTRONICS CO LTD18 patents · 300 citations
- 1638LAKE COUNTRY MFG INC11 patents · 194 citations
- 1733DISCO CORP44 patents · 190 citations
- 1829VELASA SPORTS INC9 patents · 102 citations
- 1925ALLISON CLAY A7 patents · 95 citations
- 2021DIAMOND INNOVATIONS INC37 patents · 92 citations
- 2117DAREX LLC13 patents · 61 citations
- 2213CALPHALON CORP8 patents · 28 citations
- 238ROHM & HAAS ELECT MATERIALS CMP HOLDINGS INC41 patents · 45 citations
- 244UNIV CALIFORNIA6 patents · 38 citations
- 251RAZOR EDGE SYSTEMS INC4 patents · 41 citations
All-time canon
All-time PatentIndex Score in B24D
- 199MINNESOTA MINING & MFG324 patents · 34,926 citations
- 296APPLIED MATERIALS INC129 patents · 3,710 citations
- 392NORTON CO179 patents · 12,749 citations
- 488US SYNTHETIC CORP172 patents · 2,799 citations
- 583GEN ELECTRIC87 patents · 6,231 citations
- 6793M INNOVATIVE PROPERTIES CO379 patents · 14,705 citations
- 775MICRON TECHNOLOGY INC115 patents · 7,217 citations
- 871RODEL INC58 patents · 4,746 citations
- 967SMITH INTERNATIONAL63 patents · 2,535 citations
- 1063LAM RES CORP32 patents · 1,537 citations
- 1158SAINT GOBAIN ABRASIVES TECH CO40 patents · 1,575 citations
- 1254LEMELSON JEROME H10 patents · 1,048 citations
- 1350IBM15 patents · 1,355 citations
- 1446WIAND RONALD C24 patents · 1,391 citations
- 1542SPEEDFAM IPEC CORP15 patents · 877 citations
- 1638SUMITOMO ELECTRIC INDUSTRIES22 patents · 774 citations
- 1733BERTAGNOLLI KENNETH E14 patents · 555 citations
- 1829HITACHI LTD20 patents · 810 citations
- 1925PHAAL CORNELIUS9 patents · 700 citations
- 2021ULTIMATE ABRASIVE SYSTEMS LLC8 patents · 593 citations
- 2117CINCINNATI MILACRON INC9 patents · 712 citations
- 2213SUNG CHIEN-MIN43 patents · 904 citations
- 238SAINT GOBAIN ABRASIVES INC178 patents · 944 citations
- 244EHWA DIAMOND IND CO LTD16 patents · 626 citations
- 251FEIN C & E6 patents · 533 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth