Electrolysis and electroplating Patent Leaders 2021

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	Hsin-Yung Lin	7	Unknown
2	Akihiko Ono	5	Kabushiki Kaisha Toshiba
3	Bryan L. Buckalew	5	Novellus Systems
#4	Jun Tamura	5	Kabushiki Kaisha Toshiba
#5	Kiyotaka Nakaya	5	Mitsubishi Materials
#6	Masashi Shimoyama	5	Ebara
#7	Masakazu Yamagiwa	5	Kabushiki Kaisha Toshiba
#8	Satoshi Mikoshiba	5	Kabushiki Kaisha Toshiba
#9	Steven T. Mayer	5	Novellus Systems
#10	Yuki Kudo	5	Kabushiki Kaisha Toshiba
#11	Charles L. Arvin	4	IBM
#12	Chiu-Ping Huang	4	ITRI
#13	Dattu GV Jonnalagadda	4	Unison Industries
#14	Gordon Tajiri	4	Unison Industries
#15	Hsiao-Chun Huang	4	ITRI
#16	Jiunn-Nan Lin	4	ITRI
#17	Jumpei Fujikata	4	Ebara
#18	Kuo-Hsin Lin	4	ITRI
#19	Kyle Whitten	4	Macdermid Enthone
#20	Li-Duan Tsai	4	ITRI
#21	Philipp Wachter	4	Atotech Deutschland
#22	Pin-Hsin Yang	4	ITRI
#23	Robert Rash	4	Novellus Systems
#24	Ryota Kitagawa	4	Kabushiki Kaisha Toshiba
#25	Vincent Paneccasio, Jr.	4	Enthone Gmbh
#26	Wen-Hsuan Chao	4	ITRI
#27	Xinghua Liu	4	Alcoa
#28	Yoshitsune Sugano	4	Kabushiki Kaisha Toshiba
#29	Yu-Ming Lin	4	TSMC
#30	Aaron Berke	3	Lam Research
#31	Akihiro Kato	3	De Nora Permelec
#32	Aleksandr Olegovich Gusev	3	United Company Rusal Engineering And Technology Centre
#33	Asahi Motoshige	3	Kabushiki Kaisha Toshiba
#34	Gangmin Cao	3	Honeywell
#35	Hiroto Narieda	3	Dowa Metaltech Co.
#36	James A. Curran	3	Apple
#37	John Commander	3	Macdermid Enthone
#38	Kyoung-Shin Choi	3	WARF
#39	Luciano Iacopetti	3	Industrie De Nora S.P.A.
#40	Mizuki Nagai	3	Ebara
#41	Pau SARSANEDAS MILLET	3	Drylyte, S.L.
#42	Shao Hua Chang	3	Ebara
#43	Shantinath Ghongadi	3	Novellus Systems
#44	Yanzhe Yang	3	Unison Industries
#45	Yuta Sonoda	3	Dowa Metaltech Co.
#46	Yun-Hsing Sung	3	Co-Tech Development
#47	Akiyoshi Manabe	2	De Nora Permelec
#48	Akira Sugawara	2	Dowa Metaltech Co.
#49	Alice Calderara	2	Industrie De Nora S.P.A.
#50	Andre Brosseau	2	Greene Lyon Group
#51	Andreas Gleissner	2	Lam Research
#52	Angelika Tawil	2	Siemens Aktiengesellschaft
#53	Bernhard Kernig	2	Hydro Aluminium Deutschland Gmbh
#54	Berkem ÖZKAYA	2	Atotech Deutschland
#55	Billie Fritz	2	Ugsi Solutions
#56	Chun-Yu Kao	2	Co-Tech Development
#57	Christina A. Lomasney	2	Modumetal
#58	Christina Pfirrmann	2	Atotech Deutschland
#59	Christopher D. Prest	2	Apple
#60	Daniel T. McDonald	2	Apple
#61	David W. Porter	2	Novellus Systems
#62	Divyaraj Desai	2	Palo Alto Research Center Incorporated
#63	Dirk Kieslich	2	—
#64	Dirk Rohde	2	Atotech Deutschland
#65	Donald Lee Templeton	2	Unison Industries
#66	Emily Marie Phelps	2	Unison Industries
#67	Erhard Magori	2	Siemens Aktiengesellschaft
#68	Fabio Timpano	2	Industrie De Nora S.P.A.
#69	Frank Hirschmann	2	Zf Sachs Ag
#70	Freddie Torres	2	IBM
#71	Gary Pearse	2	Nemaska Lithium
#72	Gary Martin Shannon	2	Unknown
#73	Gernot Nitzsche	2	Hydro Aluminum Rolled Products Gmbh
#74	Glen N. Biggs	2	IBM
#75	Guy BOURASSA	2	Nemaska Lithium
#76	Henk-Jan Brinkman	2	Hydro Aluminium Deutschland Gmbh
#77	Herbert Ötzlinger	2	Semsysco Gmbh
#78	Hiroyuki Kobayashi	2	Seiko Epson
#79	Hirotaka Kotani	2	Dowa Metaltech Co.
#80	Hiromitsu Kusano	2	Agc
#81	Hui Wang	2	Acm Research (Shanghai)
#82	James Isaac Fortner	2	Lam Research
#83	James Piascik	2	Honeywell
#84	Jeffrey Herman	2	Fabric8Labs
#85	Jean-François Magnan	2	Nemaska Lithium
#86	Jessica Louis Baker Rivest	2	Palo Alto Research Center Incorporated
#87	Jianwen Han	2	Macdermid Enthone
#88	Jingkang Lv	2	Honeywell
#89	J. David Genders	2	Nemaska Lithium
#90	Jody R. Akana	2	Apple
#91	Josef Gaida	2	Atotech Deutschland
#92	Jonathan D. Reid	2	Novellus Systems
#93	Joseph C. Sorbello	2	IBM
#94	Junji Nunomura	2	Uacj
#95	Kathrin Eckhard	2	Hydro Aluminum Rolled Products Gmbh
#96	Kenji Kubota	2	Mitsubishi Materials
#97	Kerstin Wiesner-Fleischer	2	Siemens Aktiengesellschaft
#98	Kiyokazu Ishizuka	2	Nippon Steel
#99	Ki Deok Song	2	Iljin Materials Co.
#100	Koji Tatsumi	2	Mitsubishi Materials

Top Companies

Rank ↑	Company ↕	Patents ↕
1	Ebara	14
2	Atotech Deutschland	8
3	Lam Research	8
#4	Mitsubishi Materials	7
#5	Nippon Steel	7
#6	Industrie De Nora S.P.A.	6
#7	Kabushiki Kaisha Toshiba	6
#8	Unison Industries	6
#9	Toyota	6
#10	Apple	5
#11	Honda Motor Co.	5
#12	ITRI	5
#13	Macdermid Enthone	5
#14	GE	5
#15	Honeywell	5
#16	Alcoa Usa	4
#17	Battelle Energy Alliance	4
#18	Caltech	4
#19	Dowa Metaltech Co.	4
#20	Modumetal	4
#21	Murata Manufacturing Co.	4
#22	United Company Rusal Engineering And Technology Centre	4
#23	Unknown	4
#24	WARF	4
#25	IBM	4
#26	Airbus Defence And Space Gmbh	3
#27	Asahi Kasei Kabushiki Kaisha	3
#28	Co-Tech Development	3
#29	De Nora Permelec	3
#30	Drylyte, S.L.	3
#31	Ecole Polytechnique Federale De Lausanne (Epfl)	3
#32	Jx Nippon Mining & Metals	3
#33	Toyota Central R&D Labs	3
#34	Lawrence Livermore National Security	3
#35	Novellus Systems	3
#36	Rohm And Haas Electronic Materials	3
#37	Siemens Aktiengesellschaft	3
#38	Siemens Energy Global	3
#39	Uchicago Argonne	3
#40	University Of Louisville	3
#41	3M	2
#42	Applied Materials	2
#43	Acm Research (Shanghai)	2
#44	Agc	2
#45	C2Cnt	2
#46	City University Of Hong Kong	2
#47	CEA	2
#48	Elysis Limited Partnership	2
#49	Fabric8Labs	2
#50	Fujifilm	2
#51	Fujitsu Limited	2
#52	Glencore Technology Pty Limited	2
#53	Greene Lyon Group	2
#54	Hydro Aluminum Rolled Products Gmbh	2
#55	Hyundai Motor	2
#56	Iljin Materials Co.	2
#57	Japan Technological Research Association Of Artificial Photosynthetic Chemical Process	2
#58	Jfe Steel	2
#59	Kawasaki	2
#60	Kia Motors	2
#61	Korea Institute Of Science And Technology	2
#62	National University Corporation Yokohama National University	2
#63	Nemaska Lithium	2
#64	Palo Alto Research Center Incorporated	2
#65	Semsysco Gmbh	2
#66	TSMC	2
#67	University Of Alabama	2
#68	The Boeing	2
#69	University of California	2
#70	Toyo Kohan Co.	2
#71	Uacj	2
#72	Ugsi Solutions	2
#73	Unist(Ulsan National Institute Of Science And Technology)	2
#74	Yazaki	2
#75	RTX (Raytheon)	2
#76	Advanced Diamond Technologies	1
#77	Aisin Keikinzoku Co.	1
#78	Aisin Seiki Kabushiki Kaisha	1
#79	Alliance For Sustainable Energy	1
#80	Aqua Metals	1
#81	Avantium Knowledge Centre B.V.	1
#82	Basf Se	1
#83	Beijing Institute Of Technology	1
#84	Michigan State University	1
#85	Calera	1
#86	Campagnolo S.R.L.	1
#87	Chang Chun Petrochemical Co.	1
#88	Cockerill Maintenance & Ingenierie S.A.	1
#89	Colgate-Palmolive	1
#90	Council Of Scientific And Industrial Research	1
#91	Coventya Gmbh	1
#92	Covestro Deutschland Ag	1
#93	C.Uyemura & Co.	1
#94	Dalian Institute Of Chemical Physics, Chinese Academy Of Sciences	1
#95	Dankook University Cheonan Campus Industry Academic Cooperation Foundation	1
#96	Dioxide Materials	1
#97	Diversey	1
#98	Dräger Safety Ag & Co. Kgaa	1
#99	Eci Technology	1
#100	Electricite De France	1

Electrolysis and electroplating Patent Leaders in 2021 2021

Patents per Year

Top Inventors

Top Companies