Hand tools Patent Leaders 2018 | 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	Jui-Chien Kao	9	Tai E International Patent And Law Office
2	Marc Strauss	8	X Development
3	Charles Burton Theurer	7	GE
#4	Huan Tan	7	GE
#5	Masaki MOTOYOSHI	7	Seiko Epson
#6	Anthony Sean Jules	6	X Development
#7	Balajee Kannan	6	GE
#8	David Ivinson	6	Eca Medical Instruments
#9	David Youmans	6	X Development
#10	Heiko Roehm	6	Robert Bosch Gmbh
#11	Joshua Aaron Lessing	6	Soft Robotics
#12	Masanori Furusawa	6	Makita
#13	Oleg Sinyavskiy	6	Brain
#14	Ana-Maria Roberts	5	Black & Decker
#15	Andrew Stubbs	5	Amazon
#16	Benjamin Swilling	5	Boston Dynamics
#17	Bobby Hu	5	Unknown
#18	Ethan Rublee	5	X Development
#19	Eugene Izhikevich	5	Brain
#20	Jean-Baptiste Passot	5	Brain
#21	John Michael Lizzi	5	GE
#22	John Nino	5	Eca Medical Instruments
#23	Ryan Knopf	5	Soft Robotics
#24	Tobias Herr	5	Robert Bosch Gmbh
#25	Umashankar Nagarajan	5	X Development
#26	Andreas P. Friedrich	4	Allegro Microsystems
#27	Christopher Geyer	4	Berkshire Grey Operating Company
#28	Chung-Yu Tsai	4	Acbel Polytech
#29	Cody Moore	4	Caterpillar
#30	Daniel Vincent Harburg	4	Soft Robotics
#31	Daniel Smith	4	Berkshire Grey Operating Company
#32	Gene Temple Price	4	Berkshire Grey Operating Company
#33	John Gregory Longtine	4	Amazon
#34	Joseph Romano	4	Berkshire Grey Operating Company
#35	John Zevenbergen	4	X Development
#36	Kevin Ahearn	4	Berkshire Grey Operating Company
#37	Kurt Konolige	4	X Development
#38	Kyle Maroney	4	Berkshire Grey Operating Company
#39	Masatoshi IIDA	4	Olympus
#40	Matthew T. Mason	4	Berkshire Grey Operating Company
#41	Matthew David Verminski	4	Amazon
#42	Michael Dawson-Haggerty	4	Berkshire Grey Operating Company
#43	Prasanna Velagapudi	4	Berkshire Grey Operating Company
#44	Shiyu Sun	4	Shanghai Easy-Use Tools Enterprise Co.
#45	Shunsuke Toshimitsu	4	Seiko Epson
#46	Siddhartha Srinivasa	4	Berkshire Grey Operating Company
#47	Thomas Allen	4	Berkshire Grey Operating Company
#48	Thomas Koletschka	4	Berkshire Grey Operating Company
#49	Thomas P. Low	4	Sri International
#50	Thomas Wagner	4	Berkshire Grey Operating Company
#51	Youjun Xiong	4	Ubtech Robotics Corp
#52	Yukihiro Yamaguchi	4	Seiko Epson
#53	Aaron Edsinger	3	X Development
#54	Akihiro Gomi	3	Seiko Epson
#55	Akio Niu	3	Seiko Epson
#56	Alex Khripin	3	Boston Dynamics
#57	Alfred Anthony Rizzi	3	Boston Dynamics
#58	Anup A. Gupte	3	Snap-On Incorporated
#59	Atsushi Asada	3	Seiko Epson
#60	Burtrom L. Stampfl	3	Milwaukee Electric Tool
#61	Chih-Chi Chang	3	Nike
#62	Chiaki Fukui	3	Smc
#63	Cheng-Wei Su	3	Hong Ann Tool Industries Co.
#64	Chun-Wei Yang	3	Qingdao Haier Co.
#65	Connor Ursell	3	Affinity Tool Works
#66	Daniel M. Eggert	3	Snap-On Incorporated
#67	David B. Lee	3	Black & Decker
#68	Darren B. Moss	3	Black & Decker
#69	Douglas Forman	3	GE
#70	Dooil Hwang	3	General Motors
#71	Frank Hohmann	3	—
#72	George M. Whitesides	3	Harvard University
#73	Harsha Prahlad	3	Grabit
#74	Hajime Takeuchi	3	Makita
#75	Hiroji Nishi	3	Fanuc
#76	Hideki Sasaki	3	Nec
#77	Hideyuki Watanabe	3	Fanuc
#78	Homayoon Kazerooni	3	University of California
#79	Jeffrey Bingham	3	X Development
#80	Jeroen Bosboom	3	Jabil
#81	Jeff Linnell	3	X Development
#82	Jeffrey Linnell	3	X Development
#83	Jérôme Monceaux	3	Softbank Robotics Europe
#84	Jörg Hohmann	3	Paul Hettich Gmbh & Co. Kg
#85	Joel S. Marks	3	Worktools
#86	John E. Rode	3	Temper Axle Products
#87	Kazushige Akaha	3	Seiko Epson
#88	Kazuhiko Kobayashi	3	Ricoh Company
#89	Kazuhiro Kosuge	3	Seiko Epson
#90	Kazuyoshi Takahashi	3	Canon
#91	Kevin Alcedo	3	Soft Robotics
#92	Kevin Blankespoor	3	Boston Dynamics
#93	Ken Neilson	3	Affinity Tool Works
#94	Klaus Raggl	3	Hilti Aktiengesellschaft
#95	Kosuke KISHI	3	Olympus
#96	Kuo-Hung Lee	3	Nike
#97	Liang Chen	3	Acer Incorporated
#98	Logan Van Engelhoven	3	University of California
#99	Mark E. Brunson	3	Black & Decker
#100	Mark Chiappetta	3	Irobot

Top Companies

Rank ↑	Company ↕	Patents ↕
1	X Development	57
2	Fanuc	49
3	Seiko Epson	37
#4	Robert Bosch Gmbh	32
#5	Black & Decker	30
#6	The Boeing	23
#7	Hilti Aktiengesellschaft	19
#8	Canon	19
#9	Makita	18
#10	Boston Dynamics	15
#11	Unknown	14
#12	Abb Schweiz Ag	13
#13	Milwaukee Electric Tool	13
#14	Amazon	12
#15	GE	11
#16	Chervon (Hk) Limited	10
#17	Honda Motor Co.	10
#18	IBM	10
#19	Toyota	10
#20	Kuka Deutschland Gmbh	9
#21	Kuka Roboter Gmbh	9
#22	Brain	8
#23	Yaskawa Electric	8
#24	Olympus	8
#25	Snap-On Incorporated	8
#26	Caterpillar	8
#27	General Motors	8
#28	Brooks Automation Gmbh	7
#29	Denso Wave Incorporated	7
#30	Intuitive Surgical	7
#31	Irobot	7
#32	Samsung	7
#33	Eca Medical Instruments	6
#34	University of California	6
#35	Hyundai Motor	5
#36	MIT	5
#37	Robert Bosch Tool	5
#38	Siemens Aktiengesellschaft	5
#39	Softbank Robotics Europe	5
#40	Soft Robotics	5
#41	Affinity Tool Works	4
#42	Berkshire Grey	4
#43	C. & E. Fein Gmbh	4
#44	Illinois Tool Works	4
#45	Ingersoll-Rand	4
#46	Harvard University	4
#47	Shanghai Easy-Use Tools Enterprise Co.	4
#48	Smc	4
#49	Sri International	4
#50	Ubtech Robotics Corp	4
#51	Microsoft	4
#52	Sony	4
#53	Atlas Copco Industrial Technique Ab	3
#54	Atlas Copco Rock Drills Ab	3
#55	CEA	3
#56	Creative Plastic Concepts	3
#57	Daihen	3
#58	Delaware Capital Formation	3
#59	Ferrobotics Compliant Robot Technology Gmbh	3
#60	Hitachi Koki Co.	3
#61	Jabil	3
#62	Korea Institute Of Science And Technology	3
#63	Kuka Systems Gmbh	3
#64	Life Robotics	3
#65	Norgren Automation Solutions	3
#66	Persimmon Technologies	3
#67	Techtronic Power Tools Technology Limited	3
#68	Temper Axle Products	3
#69	Thk Co.	3
#70	Worktools	3
#71	Intel	3
#72	LG	3
#73	Nike	3
#74	Applied Materials	2
#75	Andreas Stihl Ag & Co. Kg	2
#76	Apex Mfg. Co.	2
#77	Avaya	2
#78	Basso Industry	2
#79	Nevada System Of Higher Education On Behalf Of The Of The University Of Nevada, Reno	2
#80	Brigham Young University	2
#81	Caltech	2
#82	Citic Dicastal Co.	2
#83	Corning Incorporated	2
#84	Covidien Lp	2
#85	Delta Electronics	2
#86	Ekso Bionics Holdings	2
#87	Empire Technology Development	2
#88	Fanuc America	2
#89	Fetch Robotics	2
#90	Hangzhou Great Star Industrial Co.	2
#91	Hangzhou Great Star Tools Co.	2
#92	Hiwin Technologies	2
#93	Hong Ann Tool Industries Co.	2
#94	Foxconn	2
#95	Husqvarna Ab	2
#96	Intouch Technologies	2
#97	Janome Sewing Machine Co.	2
#98	Jei Mou Industrial Co.	2
#99	Jiangnan University	2
#100	J.Schmalz Gmbh	2

Hand tools Patent Leaders in 2018 2018

Patents per Year

Top Inventors

Top Companies