Cutting tools Patent Leaders | Patent Leaderboard

Rankings count each patent once by its primary Cooperative Patent Classification. All-time pages aggregate the full database; year pages use patent grant year.

Recent years: 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Patents per Year

Top Inventors

Rank ↑	Inventor ↕	Patents ↕	Primary Company ↕
1	Ioannis Bozikis	62	Bic-Violex Sa
2	Jeffrey A. Whited	47	Bettcher Industries
3	Robert A. Trotta	47	The Gillette Company
#4	Dimitrios Efthimiadis	44	Bic-Violex Sa
#5	Craig A. Provost	40	Shavelogic
#6	John W. Griffin	40	Shavelogic
#7	Walter W. Collins	40	Gerber Legendary Blades
#8	William E. Tucker	37	Shavelogic
#9	Frank A. Ferraro	36	Warner-Lambert Company
#10	Reinhold Eichhorn	36	The Braun
#11	Spiros Gratsias	35	Bic-Violex Sa
#12	Kenneth J. Onion	33	Kai U.S.A.
#13	Michael Scot Jacko	33	Urschel Laboratories
#14	Brent L. Bucks	32	Fam
#15	Heinz J. Gerber	32	Gerber Garment Technology
#16	Jack Anthony Washington	32	The Gillette Company
#17	Wolfgang Althaus	31	Wilkinson Sword Limited
#18	Takeshi Shiba	30	Panasonic
#19	Georgios Georgakis	29	Bic-Violex Sa
#20	Toshio Ikuta	29	Panasonic
#21	Vincent Paul Walker, Jr.	29	The Gillette Company
#22	Albert Jan Aitink	28	Koniniklijke Philips N.V.
#23	Hiroaki Shimizu	28	Tokyo Ohka Kogyo Co.
#24	Ioannis-Marios Psimadas	28	Bic-Violex Sa
#25	Neville Sonnenberg	28	The Gillette Company
#26	Chester F. Jacobson	27	The Gillette Company
#27	Kevin James Wain	27	The Gillette Company
#28	Michael Odemer	26	The Braun
#29	Thomas Scimone	26	Slice
#30	Jyuzaemon Iwasaki	25	Panasonic
#31	Earl Votolato	24	Spellbound Development Group
#32	George A. Mendenhall	24	—
#33	Stephen F. Gass	24	Sd3
#34	David Coffin	23	Eveready Battery Company
#35	Martinus Bernardus Stapelbroek	23	Koniniklijke Philips N.V.
#36	Robert Harold Johnson	23	The Gillette Company
#37	Scott A. Lindee	23	Formax
#38	Andrew Pennella	22	Eveready Battery Company
#39	Martin Fuellgrabe	22	The Braun
#40	Peter Junk	22	The Braun
#41	Charles Bridgham Worrick, III	21	The Gillette Company
#42	David R. Pearl	21	Gerber Garment Technology
#43	Günther Weber	21	Weber Maschinenbau Gmbh Breidenbach
#44	John C. Julian	21	—
#45	Robert Joseph Gallegos	21	Wagic
#46	Young Ho Park	21	Samsung
#47	Nicholas A. Mascari	20	Bettcher Industries
#48	Panagiotis Kopelas	20	Bic Violex Single Member S.A.
#49	Panagiotis Moustakas	20	Bic-Violex Sa
#50	Scot Herbst	20	Slice
#51	Andreas Peter	19	Baker Hughes Holdings
#52	Daniel Wade King	19	Urschel Laboratories
#53	Eduard W. Tietjens	19	U.S. Philips
#54	Mohamed A. Hashish	19	Flow International
#55	Panagiotis Zafiropoulos	19	Bic-Violex Sa
#56	Wen-Ya Yeh	19	Unknown
#57	Benjamin C. Rivera	18	Leatherman Tool Group
#58	Brett P. Seber	18	Buck Knives
#59	Frank E. Oetlinger	18	Blanking Systems
#60	Jurgen Wolf	18	The Braun
#61	Mark Marinovich	18	Pacific Handy Cutter
#62	Masao Tanahashi	18	Panasonic
#63	Roland Ullmann	18	The Braun
#64	Scott Melton	18	Wahl Clipper
#65	Sebastian Hottenrott	18	The Braun
#66	Shunsuke Komori	18	Panasonic
#67	Terence Gordon Royle	18	The Gillette Company
#68	Alejandro Carlos Lee	17	The Gillette Company
#69	Domenic Vincent Apprille, Jr.	17	The Gillette Company
#70	Evan N. Chen	17	Warner-Lambert Company
#71	Fokke Roelof Voorhorst	17	Koniniklijke Philips N.V.
#72	Fritz Kuchler	17	Brain Dust Patents Establishment
#73	Glenn Sandberg	17	Formax
#74	Kelly Daniel Bridges	17	The Gillette Company
#75	Steven Michael Bourque	17	The Gillette Company
#76	Stephen C. Metcalf	17	The Gillette Company
#77	Sung Hee SON	17	Dorco Co.
#78	Tetsuhiko Shimizu	17	Izumi Products
#79	Willem Auke Westerhof	17	Koniniklijke Philips N.V.
#80	Ashok Bakul Patel	16	The Gillette Company
#81	Bernhard Kraus	16	The Braun
#82	Christoph Zegula	16	The Gillette Company
#83	Edward A. Andrews	16	Graphcore Limited
#84	Everhardus Johannes Hoexum	16	Koniniklijke Philips N.V.
#85	Geert-Jan Darwinkel	16	Koniniklijke Philips N.V.
#86	Jasper Zuidervaart	16	Koniniklijke Philips N.V.
#87	Kin Fatt Phoon	16	Koniniklijke Philips N.V.
#88	Louis D. Tomassetti	16	Heated Blades Holding Company
#89	Luca Iaccarino	16	Koniniklijke Philips N.V.
#90	Matthew L. Andis	16	Andis
#91	Markus Gropl	16	Pacific Handy Cutter
#92	Steven J. Craigen	16	Flow International
#93	Stephen Rowlay	16	—
#94	Andreas Erndt	15	The Braun
#95	Detlef Gleich	15	The Braun
#96	Edwin A. Werner	15	Andis
#97	Hitoshi Ogawa	15	Panasonic
#98	Joseph P. Garavaglia	15	Pacific Handy Cutter
#99	Joachim Krauss	15	The Braun
#100	Kathryn Christian Kien	15	The Procter & Gamble

Top Companies

Rank ↑	Company ↕	Patents ↕
1	The Gillette Company	552
2	Unknown	226
3	Koniniklijke Philips N.V.	216
#4	The Braun	191
#5	Panasonic	170
#6	U.S. Philips	146
#7	Bic-Violex Sa	133
#8	Warner-Lambert Company	126
#9	Urschel Laboratories	76
#10	Eveready Battery Company	74
#11	The Procter & Gamble	74
#12	Bettcher Industries	73
#13	Dorco Co.	72
#14	Black & Decker	66
#15	Gerber Garment Technology	65
#16	Brother Kogyo	64
#17	Izumi Products	64
#18	Wahl Clipper	64
#19	Bic Violex Single Member S.A.	60
#20	Philips	54
#21	The Boeing	52
#22	Andis	49
#23	Milwaukee Electric Tool	49
#24	Fujitsu Limited	46
#25	Weber Maschinenbau Gmbh Breidenbach	41
#26	3M	39
#27	Pacific Handy Cutter	38
#28	Kai R&D Center Co.	37
#29	Wilkinson Sword Limited	37
#30	Gb Ii	35
#31	IBM	35
#32	Bobst Sa	34
#33	Leatherman Tool Group	34
#34	Canon	34
#35	American Safety Razor	33
#36	Martor Kg	33
#37	Fiskars	31
#38	Formax	31
#39	Shavelogic	31
#40	Premark Feg L.L.C.	30
#41	Progressive International	30
#42	Xerox	30
#43	Eastman Kodak	29
#44	Conagra Foods Rdm	27
#45	Heidelberg Druckmaschinen	27
#46	Disco	26
#47	Buck Knives	25
#48	Carl Manufacturing Co.	24
#49	Kimberly-Clark Worldwide	24
#50	Seiko Epson	24
#51	PepsiCo	24
#52	Bizerba Se & Co. Kg	23
#53	John Bean Technologies	23
#54	J.R. Simplot	23
#55	Marquip	23
#56	Spyderco	23
#57	Container Graphics	22
#58	Flow International	22
#59	Kai U.S.A.	22
#60	Gerber Technology	21
#61	Windmöller & Hölscher Kg	21
#62	Fabio Perini S.P.A.	20
#63	Robert Bosch Gmbh	20
#64	Sanyo Electric Co.	20
#65	Sd3	20
#66	Slice	20
#67	Fiskars Brands	19
#68	Microtech Knives	19
#69	Ricoh Company	19
#70	The Goodyear Tire & Rubber	19
#71	Fam	18
#72	Mueller Martini Holding Ag	18
#73	BOE	18
#74	Grapha-Holding Ag	17
#75	HP	17
#76	Multivac Sepp Haggenmüller Se & Co. Kg	17
#77	Samsung	17
#78	Blanking Systems	16
#79	Hangzhou Great Star Industrial Co.	16
#80	Illinois Tool Works	16
#81	Koenig & Bauer Ag	16
#82	Oscar Mayer Foods	16
#83	Amgen	15
#84	Ambertag	15
#85	Atlas Die	15
#86	Hangzhou Great Star Tools Co.	15
#87	Paper Converting Machine	15
#88	Provisur Technologies	15
#89	Spectrum Brands	15
#90	The Fletcher-Terry Company	15
#91	Acme United	14
#92	Edgewell Personal Care Brands	14
#93	Helen Of Troy Limited	14
#94	Foxconn	14
#95	Mentor Group, L.L.C.	14
#96	Remington Products	14
#97	Toshiba Tec Kabushiki Kaisha	14
#98	Allway Tools	13
#99	Benchmade Knife Co.	13
#100	C. & E. Fein Gmbh	13

Cutting tools Patent Leaders All Time

Patents per Year

Top Inventors

Top Companies