Electrolysis and electroplating Patent Leaders 2025

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	Yasuyuki Masuda	9	Ebara
2	David Wakerley	7	Dioxycle
3	Kendra P. Kuhl	7	Twelve Benefit
#4	Masashi Shimoyama	7	Ebara
#5	Masaki Tomita	7	Ebara
#6	Sarah Lamaison	7	Dioxycle
#7	Etosha R. Cave	6	Twelve Benefit
#8	Munzir Hamedelniel Mohamed SULIMAN	6	KFUPM
#9	Edward Izett	5	Twelve Benefit
#10	Koji Matsuoka	5	Eneos
#11	Muhammad Usman	5	KFUPM
#12	Andrew Edmonds	4	Fabric8Labs
#13	Arne Ballantine	4	Bloom Energy
#14	Babiker Yagoub Elhadi Abdulkhair	4	Imam Mohammad Ibn Saud Islamic University
#15	Gad Licht	4	C2Cnt
#16	Gordon Marsh	4	Devon Industries
#17	Gordon Tajiri	4	Unison Industries
#18	John L. Klocke	4	Applied Materials
#19	Kazuhito Tsuji	4	Ebara
#20	Mohamed Mokhtar Mohamed	4	Imam Mohammad Ibn Saud Islamic University
#21	Mohamed Khairy Abdel Fattah Omran	4	Imam Mohammad Ibn Saud Islamic University
#22	Sichao Ma	4	Twelve Benefit
#23	Stuart Licht	4	C2Cnt
#24	Adnan Ozden	3	Governing Council Of The University Of Toronto
#25	Akihiko Ono	3	Kabushiki Kaisha Toshiba
#26	Chockkalingam Karuppaiah	3	Bloom Energy
#27	Charles N. Pateros	3	Viasat
#28	David Jassby	3	University of California
#29	Dattu GV Jonnalagadda	3	Unison Industries
#30	David Pain	3	—
#31	David Pain	3	Fabric8Labs
#32	Dante Simonetti	3	University of California
#33	Gaurav Sant	3	University of California
#34	George Leonard	3	Twelve Benefit
#35	Gregory Hudson Rau	3	Lawrence Livermore National Security
#36	Hyoyoung Lee	3	Samsung
#37	Joshua A. Rabinowitz	3	Dioxycle
#38	Kathryn L. Corp	3	Twelve Benefit
#39	Kareemullah Shaik	3	Fabric8Labs
#40	Kazuki YANAGISAWA	3	Honda Motor Co.
#41	Kentaro Yamamoto	3	Toyo Tire & Rubber Co.
#42	Koh Yoshioka	3	Toyo Kohan Co.
#43	Matthew Dawson	3	Utility Global
#44	Marc Fontecave	3	CEA
#45	Masahiro Mohri	3	Honda Motor Co.
#46	Masaya Seki	3	Ebara
#47	Masakazu Yamagiwa	3	Kabushiki Kaisha Toshiba
#48	Misato MAKI	3	Honda Motor Co.
#49	Naohiro FUJINUMA	3	Sekisui Chemical Co.
#50	Osamu Imahori	3	Panasonic
#51	Ruperto G Mariano	3	Dioxycle
#52	Ryosuke HIWATASHI	3	Ebara
#53	Ryota Kitagawa	3	Kabushiki Kaisha Toshiba
#54	Satoshi Mikoshiba	3	Kabushiki Kaisha Toshiba
#55	Shannon Bell	3	Bloom Energy
#56	Shoji Takasugi	3	Honda Motor Co.
#57	Steven T. Mayer	3	Novellus Systems
#58	Thomas H. McWaid	3	Verdagy
#59	Timothy A. Bekkedahl	3	Twelve Benefit
#60	Tomomi NAGATSUKA	3	Eneos
#61	Yanzhe Yang	3	Unison Industries
#62	Yusuke KOFUJI	3	Kabushiki Kaisha Toshiba
#63	Yuki Kudo	3	Kabushiki Kaisha Toshiba
#64	Ziyang Huo	3	Twelve Benefit
#65	Ahmad D. Hammad	2	Saudi Arabian Oil
#66	Ahmed Helal	2	MIT
#67	Alice Calderara	2	Industrie De Nora S.P.A.
#68	Alejandro Carlos LAVERNIA	2	Bloom Energy
#69	Andreas Bode	2	Sanofi-Aventis
#70	Andreas Gleissner	2	Lam Research
#71	Andy Ta	2	Bloom Energy
#72	Ashley D. Mishra	2	Twelve Benefit
#73	Asahi Motoshige	2	Kabushiki Kaisha Toshiba
#74	Bamdad Bahar	2	Ffi Ionix Ip
#75	Balázs Endrödi	2	Nouryon Chemicals International B.V.
#76	Bengt Peter Gustav Blennow	2	Haldor Topsøe A/S
#77	Bo Li	2	Wuhan China Star Optoelectronics Semiconductor Display Technology Co.
#78	Bora SEO	2	Korea Institute Of Science And Technology
#79	Bryan L. Buckalew	2	Novellus Systems
#80	Brian Lee Moffat	2	Lone Gull Holdings
#81	Carter S. Haines	2	Twelve Benefit
#82	Chia-Ling Chen	2	Nan Ya Plastics
#83	Christina A. Lomasney	2	Modumetal
#84	Christine E. Lucky	2	University Of North Dakota
#85	Chen-Yu Tsai	2	TSMC
#86	Claude Steven McDaniel	2	Reactive Surfaces Ltd., Llp
#87	Daniel Bregante	2	—
#88	David Eaglesham	2	Applied Materials
#89	David Edmonston	2	Bloom Energy
#90	Daisuke Nakajima	2	Sekisui Chemical Co.
#91	David Weingaertner	2	Bloom Energy
#92	Douglas P. Riemer	2	—
#93	Edward Hartley Sargent	2	Invisage Technologies
#94	Emily Marie Phelps	2	Unison Industries
#95	Erika Callagon La Plante	2	University of California
#96	Erik Wolf	2	Siemens Aktiengesellschaft
#97	Etsuro TSUTSUMI	2	Toyo Kohan Co.
#98	Fanny Bétermier	2	Dioxycle
#99	Fai Lung Ting	2	Rohm And Haas Electronic Materials
#100	Frederik Scheiff	2	Basf Se

Top Companies

Rank ↑	Company ↕	Patents ↕
1	Ebara	18
2	Bloom Energy	7
3	CEA	7
#4	KFUPM	7
#5	Lam Research	7
#6	Applied Materials	6
#7	Honda Motor Co.	6
#8	Twelve Benefit	6
#9	Panasonic	6
#10	Dioxycle	5
#11	Eneos	5
#12	TSMC	5
#13	University of California	5
#14	C2Cnt	4
#15	Fabric8Labs	4
#16	Imam Mohammad Ibn Saud Islamic University	4
#17	Ohmium International	4
#18	Research & Business Foundation Sungkyunkwan University	4
#19	Asahi Kasei Kabushiki Kaisha	3
#20	Atotech Deutschland	3
#21	City University Of Hong Kong	3
#22	College De France	3
#23	Electric Hydrogen	3
#24	Institute For Basic Science	3
#25	Macdermid Enthone	3
#26	MIT	3
#27	Nan Ya Plastics	3
#28	Saudi Arabian Oil	3
#29	Sekisui Chemical Co.	3
#30	The Boeing	3
#31	Totalenergies Onetech	3
#32	Unison Industries	3
#33	Verdagy	3
#34	Apple	2
#35	Airbus Defence And Space Gmbh	2
#36	Arizona Board Of Regents For And On Behalf Of Arizona State University	2
#37	Battelle Energy Alliance	2
#38	Caltech	2
#39	CNRS	2
#40	Dowa Metaltech Co.	2
#41	Hutchinson	2
#42	Hyundai Motor	2
#43	Industrie De Nora S.P.A.	2
#44	Kabushiki Kaisha Toshiba	2
#45	Kia	2
#46	Korea Institute Of Science And Technology	2
#47	Mitsui Mining & Smelting Co.	2
#48	Modumetal	2
#49	Murata Manufacturing Co.	2
#50	Nederlandse Organisatie Voor Toegepast-Natuurwetenschappelijk Onderzoek Tno	2
#51	Ohio State Innovation Foundation	2
#52	Qinghai Institute Of Salt Lakes, Chinese Academy Of Sciences	2
#53	Recherche 2000	2
#54	Resonac	2
#55	Rohm And Haas Electronic Materials	2
#56	Rutgers, The State University Of New Jersey	2
#57	Semsysco Gmbh	2
#58	Siemens Energy Global	2
#59	S-Oil	2
#60	Governing Council Of The University Of Toronto	2
#61	Umicore Galvanotechnik Gmbh	2
#62	LG	2
#63	RTX (Raytheon)	2
#64	Tesla	2
#65	Abb Schweiz Ag	1
#66	Agc	1
#67	Airbus Operations Limited	1
#68	Airbus (S.A.S.)	1
#69	Alcoa Usa	1
#70	Alliance For Sustainable Energy	1
#71	Asm Ip Holding B.V.	1
#72	Avantium Knowledge Centre B.V.	1
#73	Avary Holding (Shenzhen) Co., Limited.	1
#74	Basf Coatings Gmbh	1
#75	Basf Se	1
#76	Battelle Memorial Institute	1
#77	Battelle Savannah River Alliance	1
#78	Bender Gmbh & Co. Kg	1
#79	Biotronik Ag	1
#80	Carbon Holdings Intellectual Properties	1
#81	Carnegie Mellon University	1
#82	Carrier	1
#83	Case Western Reserve University	1
#84	Catcher Technology Co.	1
#85	Changzhou Institute Of Technology	1
#86	China Jiliang University	1
#87	Contemporary Amperex Technology (Hong Kong) Limited	1
#88	Coventya Gmbh	1
#89	Dankook University Cheonan Campus Industry Academic Cooperation Foundation	1
#90	Darwin Precisions	1
#91	De Nora Permelec	1
#92	Dionex	1
#93	Dipsol Chemicals Co.	1
#94	Dong-A University Research Foundation For Industry-Academy Cooperation	1
#95	Dongguan Dsp Technology Co.	1
#96	Dow Global Technologies	1
#97	Dupont Electronic Materials International	1
#98	Element Six Limited	1
#99	Elysis Limited Partnership	1
#100	Evonik Operations Gmbh	1

Electrolysis and electroplating Patent Leaders in 2025 2025

Patents per Year

Top Inventors

Top Companies