Topic leaderboard
Hand-held cutting tools
Ranked by the PatentIndex Score — a 1–99 percentile within B26B · public-visibility date · generated 2026
top 25 per window · public-visibility date
Rising· last 2 yrs
Inventors whose newest B26B patents became public in the last 2 years — the current frontier
- 199Benjamin C. Rivera28 patents · 1,111 citations
- 296Jeffrey A. Whited57 patents · 1,953 citations
- 392Yehuda Binder46 patents · 131 citations
- 488Craig A. Provost46 patents · 505 citations
- 583John W. Griffin46 patents · 505 citations
- 679William E. Tucker43 patents · 476 citations
- 775Willem Auke Westerhof18 patents · 405 citations
- 871Ruairidh Robertson15 patents · 209 citations
- 967Douglas R. Kohring13 patents · 218 citations
- 1063David R. Bloch13 patents · 151 citations
- 1158David Carpenter14 patents · 142 citations
- 1254Alan Kenneth Stratton13 patents · 119 citations
- 1350George K. Bonnoitt, Jr.13 patents · 119 citations
- 1446Anthony Louis Marfione14 patents · 169 citations
- 1542Leon Coresh12 patents · 158 citations
- 1638Detlef Gleich15 patents · 146 citations
- 1733Dennis R. Seguin, Jr.9 patents · 88 citations
- 1829John S. Ronan6 patents · 90 citations
- 1925Thomas Scimone28 patents · 117 citations
- 2021Edwin A. Werner15 patents · 69 citations
- 2117Scot Herbst22 patents · 89 citations
- 2213John Harris12 patents · 46 citations
- 238Richard J. Tringali8 patents · 47 citations
- 244Robert Joseph Gallegos24 patents · 68 citations
- 251William Finck13 patents · 52 citations
Active· last 5 yrs
Sustained B26B output across the last 5 years
- 199Benjamin C. Rivera28 patents · 1,111 citations
- 296Jeffrey A. Whited57 patents · 1,953 citations
- 392Kenneth J. Onion34 patents · 1,128 citations
- 488Alejandro Carlos Lee20 patents · 938 citations
- 583Vincent Paul Walker, Jr.29 patents · 980 citations
- 679Scott Melton21 patents · 883 citations
- 775Donald Gringer18 patents · 838 citations
- 871Erkki O. Linden14 patents · 674 citations
- 967Louis S. Glesser14 patents · 835 citations
- 1063Yehuda Binder46 patents · 131 citations
- 1158Craig A. Provost46 patents · 505 citations
- 1254John W. Griffin46 patents · 505 citations
- 1350Robert Harold Johnson23 patents · 663 citations
- 1446William E. Tucker43 patents · 476 citations
- 1542Kelly Daniel Bridges19 patents · 426 citations
- 1638Reinhold Eichhorn36 patents · 562 citations
- 1733Willem Auke Westerhof18 patents · 405 citations
- 1829Matthew Frank Murgida12 patents · 335 citations
- 1925Peter Junk22 patents · 457 citations
- 2021Ioannis Bozikis62 patents · 796 citations
- 2117Neville Sonnenberg30 patents · 438 citations
- 2213Shlomo Zucker12 patents · 270 citations
- 238Raymond E. Davis19 patents · 528 citations
- 244Hitoshi Ogawa15 patents · 426 citations
- 251Spiros Gratsias35 patents · 525 citations
All-time canon
Career PatentIndex Score in B26B
- 199Lee M. Middleman11 patents · 5,195 citations
- 296Walter R. Pyka11 patents · 5,195 citations
- 392James E. Jervis10 patents · 4,705 citations
- 488Michael Buhler10 patents · 4,705 citations
- 583Philippe Poncet10 patents · 4,705 citations
- 679Karl Van Dyk8 patents · 3,183 citations
- 775Stephen C. Metcalf19 patents · 2,366 citations
- 871Robert A. Trotta52 patents · 4,189 citations
- 967Charles Bridgham Worrick, Iii22 patents · 2,066 citations
- 1063Domenic Vincent Apprille, Jr.18 patents · 2,408 citations
- 1158Donald Robert Chaulk6 patents · 1,001 citations
- 1254Joseph George Fucci5 patents · 798 citations
- 1350Mingchih M. Tseng18 patents · 2,266 citations
- 1446Brett P. Seber19 patents · 1,289 citations
- 1542Roy L. Helton, Jr.12 patents · 1,095 citations
- 1638Walter W. Collins44 patents · 2,971 citations
- 1733Bernard Gilder13 patents · 1,271 citations
- 1829Edward A. Andrews20 patents · 1,782 citations
- 1925Brian Oldroyd16 patents · 1,338 citations
- 2021Randolph J. Morton11 patents · 771 citations
- 2117William J. Mchenry9 patents · 746 citations
- 2213Jason L. Williams7 patents · 638 citations
- 238Timothy J. Mccullough14 patents · 1,778 citations
- 244Chester F. Jacobson27 patents · 2,685 citations
- 251Steve S. Hahn12 patents · 997 citations
Rising· last 2 yrs
The top-scoring B26B patents made public in the last 2 years
- 199US12593905B2✦ AIDevices and methods for mounting an article to a surface19 cites · 202481% earned
- 296US12005594B1✦ AIPocket knife12 cites · 202488% earned
- 392USD1028639S✦ AIFork for cutlery dispenser9 cites · 202477% earned
- 488US11999070B1Pocket knife9 cites · 202487% earned
- 583US12251849B1Fixed blade knife5 cites · 202584% earned
- 679US12076872B1Magnetic shaver5 cites · 202484% earned
- 775US12257729B1Pocket knife4 cites · 202582% earned
- 871US12091276B1Wrapper cutter5 cites · 202472% earned
- 967US11878437B1Personal razor for shaving5 cites · 202484% earned
- 1063US12202154B1Pocket knife3 cites · 202580% earned
- 1158US12280511B1Multi-functional knife3 cites · 202580% earned
- 1254US12330321B2Out-the-front double-action knife4 cites · 202482% earned
- 1350US12172330B2Securing structure of folding knife4 cites · 202475% earned
- 1446US12030204B1Knife with replaceable blade3 cites · 202472% earned
- 1542US11981039B1Pocket knife3 cites · 202480% earned
- 1638US12194648B1Utility knife3 cites · 202580% earned
- 1733US12263609B1Cutter assembly, paper cutter, paper distributor and paper cutting device2 cites · 202576% earned
- 1829US12377560B1Electric hair clipper1 cites · 202567% earned
- 1925US12408647B1Fishing line cutting apparatus, system, and method of using the same1 cites · 202567% earned
- 2021US12240137B1Cutlery tool and holder3 cites · 202580% earned
- 2117US12145286B2Razor cartridges2 cites · 202458% earned
- 2213US12251847B1Shaving apparatus with slip proof grip2 cites · 202567% earned
- 238US11945126B1Pocket knife2 cites · 202476% earned
- 244US11969909B2Utility blades and combination blade holders2 cites · 202476% earned
- 251US12090678B1Cutter assembly, paper cutting device and paper cutter2 cites · 202476% earned
Active· last 5 yrs
The top-scoring B26B patents of the last 5 years
- 199US12593905B2✦ AIDevices and methods for mounting an article to a surface19 cites · 202481% earned
- 296US11607818B1✦ AIPocket knife28 cites · 202391% earned
- 392US12005594B1✦ AIPocket knife12 cites · 202488% earned
- 488US11717977B1Paper cutter17 cites · 202389% earned
- 583US11672633B2Handle for an electrically operated personal care implement29 cites · 202191% earned
- 679USD1028639SFork for cutlery dispenser9 cites · 202477% earned
- 775US11000960B1Razor exposure18 cites · 202181% earned
- 871US11999070B1Pocket knife9 cites · 202487% earned
- 967US11389980B1Personal care appliance14 cites · 202289% earned
- 1063US11639006B1Pocket knife11 cites · 202388% earned
- 1158US11826920B1Pocket knife8 cites · 202386% earned
- 1254US11648693B2Personal care product docking system13 cites · 202283% earned
- 1350US12251849B1Fixed blade knife5 cites · 202584% earned
- 1446US11642801B1Utility blades and combination blade holders10 cites · 202387% earned
- 1542US12076872B1Magnetic shaver5 cites · 202484% earned
- 1638US11059193B2Razor cartridge12 cites · 202179% earned
- 1733US11465303B2Blade set, hair cutting appliance, and related manufacturing method14 cites · 202183% earned
- 1829USD908963STrimmer stand18 cites · 202184% earned
- 1925US11345056B1Shaving razor11 cites · 202288% earned
- 2021US11673280B1Knife lock11 cites · 202388% earned
- 2117USD920073SFolding knife with stop mechanism14 cites · 202180% earned
- 2213US11633867B1Folding knife8 cites · 202380% earned
- 238US12257729B1Pocket knife4 cites · 202582% earned
- 244US11084178B2Box cutter14 cites · 202189% earned
- 251US11805890B1Pocket clip for a tool6 cites · 202385% earned
All-time canon
The defining B26B patents of the whole record
- 199US6447523B1✦ AIMethod of manipulating matter in a mammalian body1,279 cites · 200290% earned
- 296US5715604A✦ AIForce-developing device for cutting forceps1,130 cites · 199895% earned
- 392US8757287B2✦ AIElectric-motor kitchen appliance comprising an electric or electronic control1,090 cites · 200995% earned
- 488US5025559APneumatic control system for meat trimming knife974 cites · 199195% earned
- 583US5601572ADevice or apparatus for manipulating matter having a elastic ring clip664 cites · 199792% earned
- 679US5486183ADevice or apparatus for manipulating matter635 cites · 199692% earned
- 775US5389072AMechanism for manipulating a tool and flexible elongate device using the same534 cites · 199595% earned
- 871US5509923ADevice for dissecting, grasping, or cutting an object490 cites · 199695% earned
- 967US5632746ADevice or apparatus for manipulating matter409 cites · 199792% earned
- 1063US5749879ADevice or apparatus for manipulating matter398 cites · 199892% earned
- 1158US4452246ASurgical instrument377 cites · 198494% earned
- 1254US6004330ADevice or apparatus for manipulating matter357 cites · 199988% earned
- 1350US6161288AFour blade bi-directional razor structure with flexible guard system355 cites · 200094% earned
- 1446US5720754ADevice or apparatus for manipulating matter351 cites · 199891% earned
- 1542US5113585AShaving system342 cites · 199294% earned
- 1638US4100309ACoated substrate having a low coefficient of friction hydrophilic coating and a method of 342 cites · 197894% earned
- 1733US4170821ARazor cartridges325 cites · 197994% earned
- 1829US5182857AShaving apparatus285 cites · 199394% earned
- 1925US4119094ACoated substrate having a low coefficient of friction hydrophilic coating and a method of 283 cites · 197894% earned
- 2021US5511310AFolding knife277 cites · 199694% earned
- 2117US5960544ADouble-ended dual mechanism retractable blade utility knife276 cites · 199994% earned
- 2213US4744272AFoldable tool262 cites · 198894% earned
- 238US5820628ADevice or apparatus for manipulating matter257 cites · 199891% earned
- 244US5095624ALock system for a folding knife250 cites · 199294% earned
- 251US6986774B2Method of manipulating matter in a mammalian body243 cites · 200387% earned
Rising· last 2 yrs
Assignees whose newest B26B patents became public in the last 2 years — the current frontier
- 199LEATHERMAN TOOL GROUP INC47 patents · 1,765 citations
- 296BETTCHER INDUSTRIES79 patents · 2,888 citations
- 392KAI USA LTD20 patents · 948 citations
- 488WAHL CLIPPER CORP58 patents · 1,971 citations
- 583PACIFIC HANDY CUTTER INC27 patents · 759 citations
- 679ANDIS CO47 patents · 929 citations
- 775BRAUN GMBH122 patents · 1,376 citations
- 871KAI R&D CENTER CO LTD31 patents · 572 citations
- 967MAY PATENTS LTD45 patents · 92 citations
- 1063DORCO CO LTD71 patents · 321 citations
- 1158GILLETTE CO LLC170 patents · 677 citations
- 1254OLFA CORP7 patents · 162 citations
- 1350KONINKLIJKE PHILIPS NV233 patents · 863 citations
- 1446BENCHMADE KNIFE CO INC11 patents · 205 citations
- 1542BLACK & DECKER INC9 patents · 75 citations
- 1638SLICE INC30 patents · 90 citations
- 1733HARRIS II JOHN ROBERT11 patents · 40 citations
- 1829MARFIONE ANTHONY LOUIS7 patents · 47 citations
- 1925STANLEY BLACK & DECKER INC21 patents · 45 citations
- 2021EDGEWELL PERSONAL CARE BRANDS LLC16 patents · 35 citations
- 2117CORESH LEON6 patents · 17 citations
- 2213MICROTECH KNIVES INC4 patents · 64 citations
- 238TECHTRONIC CORDLESS GP8 patents · 12 citations
- 244DAREX LLC7 patents · 17 citations
- 251ATHENA CLUB HOLDINGS INC3 patents · 26 citations
Active· last 5 yrs
Sustained B26B output across the last 5 years
- 199LEATHERMAN TOOL GROUP INC47 patents · 1,765 citations
- 296BETTCHER INDUSTRIES79 patents · 2,888 citations
- 392KAI USA LTD20 patents · 948 citations
- 488WAHL CLIPPER CORP58 patents · 1,971 citations
- 583ALLWAY TOOLS14 patents · 699 citations
- 679PACIFIC HANDY CUTTER INC27 patents · 759 citations
- 775SHAVELOGIC INC44 patents · 501 citations
- 871SPYDERCO INC23 patents · 922 citations
- 967ANDIS CO47 patents · 929 citations
- 1063BIC VIOLEX SA175 patents · 1,318 citations
- 1158BRAUN GMBH122 patents · 1,376 citations
- 1254KAI R&D CENTER CO LTD31 patents · 572 citations
- 1350MAY PATENTS LTD45 patents · 92 citations
- 1446FISKARS BRANDS INC28 patents · 312 citations
- 1542DORCO CO LTD71 patents · 321 citations
- 1638GB II CORP34 patents · 351 citations
- 1733ROBERTSON RUAIRIDH12 patents · 206 citations
- 1829MILWAUKEE ELECTRIC TOOL CORP34 patents · 222 citations
- 1925GILLETTE CO LLC170 patents · 677 citations
- 2021DAVIS RAYMOND E12 patents · 222 citations
- 2117BUSSE JERRY P6 patents · 161 citations
- 2213OLFA CORP7 patents · 162 citations
- 238KONINKLIJKE PHILIPS NV233 patents · 863 citations
- 244PERSONAL CARE MARKETING AND RES INC9 patents · 88 citations
- 251SQUIRES BLAKE5 patents · 67 citations
All-time canon
All-time PatentIndex Score in B26B
- 199MEDTRONIC INC8 patents · 3,406 citations
- 296GILLETTE CO398 patents · 23,793 citations
- 392BUCK KNIVES INC24 patents · 1,860 citations
- 488WARNER LAMBERT CO141 patents · 8,477 citations
- 583LEATHERMAN TOOL GROUP INC47 patents · 1,765 citations
- 679MENTOR GROUP LLC24 patents · 1,325 citations
- 775FISKARS AB OY28 patents · 1,828 citations
- 871BETTCHER INDUSTRIES79 patents · 2,888 citations
- 967WILKINSON SWORD GMBH27 patents · 1,602 citations
- 1063STANLEY WORKS29 patents · 1,726 citations
- 1158KAI USA LTD20 patents · 948 citations
- 1254PHILIPS CORP176 patents · 3,998 citations
- 1350FISKARS INC15 patents · 1,101 citations
- 1446WAHL CLIPPER CORP58 patents · 1,971 citations
- 1542AMERICAN SAFETY RAZOR34 patents · 1,713 citations
- 1638MATSUSHITA ELECTRIC WORKS LTD111 patents · 3,843 citations
- 1733EVEREADY BATTERY INC65 patents · 2,534 citations
- 1829MCCULLOUGH TIMOTHY J10 patents · 782 citations
- 1925COLLINS WALTER W10 patents · 758 citations
- 2021GREAT NECK SAW MANUFACTURERS15 patents · 990 citations
- 2117ALLWAY TOOLS14 patents · 699 citations
- 2213PACIFIC HANDY CUTTER INC27 patents · 759 citations
- 238BECTON DICKINSON CO10 patents · 566 citations
- 244SHAVELOGIC INC44 patents · 501 citations
- 251SPYDERCO INC23 patents · 922 citations
90–99 field-defining50–89 strong<50 emergingearned by citationsfrom family breadth