Coating metals 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	Gregory McGraw	9	Comcast
2	Katsuhiko Kishimoto	8	Sakai Display Products
3	Katsunari Obata	7	Dai Nippon Printing Co.
#4	William E. Quinn	7	Comcast
#5	Hitoshi Kato	6	Tokyo Electron Limited
#6	Susumu Sakio	6	Foxconn
#7	Xinjian Lei	6	Versum Materials Us
#8	Christopher W. Strock	5	RTX (Raytheon)
#9	Jennifer Y. Sun	5	Applied Materials
#10	Visweswaren Sivaramakrishnan	5	Applied Materials
#11	Adrien LaVoie	4	Lam Research
#12	Amalkumar P. Ghosh	4	Emagin
#13	Brian T. Hazel	4	RTX (Raytheon)
#14	Chunchieh Huang	4	Ordos Yuansheng Optoelectronics Co.
#15	Ime Bassey Obot	4	KFUPM
#16	Jian Zong	4	Jiangsu Favored Nanotechnology Co.
#17	Joseph Yudovsky	4	Applied Materials
#18	Kalyanjit Ghosh	4	Applied Materials
#19	Ludovic Godet	4	Applied Materials
#20	Markku Leskelä	4	Asm Ip Holding B.V.
#21	Mark Saly	4	Applied Materials
#22	Mikko Ritala	4	Asm Ip Holding B.V.
#23	Moo-Sung Kim	4	Samsung
#24	Srinivas D. Nemani	4	Applied Materials
#25	Takashi Terashima	4	Jfe Steel
#26	Toshihiko Takeda	4	Canon
#27	Viljami Pore	4	Asm Ip Holding B.V.
#28	Yasushi Takai	4	Shin-Etsu Chemical Co.
#29	Yoshinori HIROBE	4	Dai Nippon Printing Co.
#30	Zhiming Lin	4	Ordos Yuansheng Optoelectronics Co.
#31	Amit Kumar BANSAL	3	Applied Materials
#32	Ann Marie Sastry	3	Sakti3
#33	Chikao Ikenaga	3	Dai Nippon Printing Co.
#34	Daniel J. Cadotte	3	Cleveland-Cliffs Steel Properties
#35	David Fenwick	3	Applied Materials
#36	Evan P. DONOGHUE	3	Emagin
#37	Eva Tois	3	Asm Ip Holding B.V.
#38	Gregg Kottas	3	Comcast
#39	Hiroshi Kawasaki	3	Dai Nippon Printing Co.
#40	Hidenari Yoshida	3	Kokusai Electric
#41	HyonCheol Kim	3	Sakti3
#42	Ilyas I. KHAYRULLIN	3	Emagin
#43	Jin Sato	3	Sony
#44	Jian Zhang	3	Ordos Yuansheng Optoelectronics Co.
#45	Joyce C. Niedringhaus	3	Cleveland-Cliffs Steel Properties
#46	John Kevin Shugrue	3	Asm Ip Holding B.V.
#47	Kaushal Gangakhedkar	3	Applied Materials
#48	Kartik Shah	3	Applied Materials
#49	Katsumasa Yamaguchi	3	Tokyo Electron Limited
#50	Kerry TICE	3	Emagin
#51	Koshi Nishida	3	Foxconn
#52	Kun Song	3	Tetos Co.
#53	Lacey Lynn Schwab	3	GE
#54	Lai ZHAO	3	Applied Materials
#55	Masato Koakutsu	3	Tokyo Electron Limited
#56	Marc Langlois	3	Sakti3
#57	Masayuki Utsumi	3	C.Uyemura & Co.
#58	Myoungdo Chung	3	Sakti3
#59	Naofumi Ohashi	3	Kokusai Electric
#60	Noriaki Hamaya	3	Shin-Etsu Chemical Co.
#61	Peter C. Williams	3	Swagelok
#62	Pravin K. Narwankar	3	Applied Materials
#63	Qiwei Liang	3	Applied Materials
#64	Qi Wang	3	Fairchild Semiconductor
#65	Quoc Truong	3	Applied Materials
#66	Ramesh Chandrasekharan	3	Lam Research
#67	Saviour A. Umoren	3	KFUPM
#68	Schubert S. Chu	3	Applied Materials
#69	Shuaiyan GAN	3	Kunshan Go-Visionox Opto-Electronics Co.
#70	Shigehiro Miura	3	Tokyo Electron Limited
#71	Shinichi Nishimura	3	Toshiba Mitsubishi-Electric Industrial Systems
#72	Shawn George Thomas	3	Globalwafers Co.
#73	Siddharth Harikrishna Mohan	3	Comcast
#74	Soo Young Choi	3	Applied Materials
#75	Tariq Ali	3	Emagin
#76	Timo Hatanpää	3	Asm Ip Holding B.V.
#77	Tobin Kaufman-Osborn	3	Applied Materials
#78	Tomoshi Taniyama	3	Kokusai Electric
#79	Ying She	3	RTX (Raytheon)
#80	Young-Hoon Kim	3	KAIST
#81	Zhen Wang	3	BOE
#82	Abhijit Basu Mallick	2	Applied Materials
#83	Adib Khan	2	Applied Materials
#84	Alfred Grill	2	IBM
#85	Allen Lau	2	Applied Materials
#86	Alexander Lerner	2	Applied Materials
#87	Alexandre MICHAU	2	CEA
#88	Amar SABOUNDJI	2	Safran
#89	Antonio Corea	2	Satisloh Ag
#90	Anil U. Mane	2	Uchicago Argonne
#91	Antti Rahtu	2	Asm International N.V.
#92	Bassam Hanna Abraham	2	Ionquest
#93	Baojun Li	2	GE
#94	Bencherki Mebarki	2	Applied Materials
#95	Bhaskar Jyoti Bhuyan	2	Applied Materials
#96	Bryce Randolph ANTON	2	Vapor Technologies
#97	Canan Uslu Hardwicke	2	GE
#98	Carl Louis White	2	Asm Ip Holding B.V.
#99	Christian Allely	2	Arcelormittal
#100	Chia-Cheng Chou	2	TSMC

Top Companies

Rank ↑	Company ↕	Patents ↕
1	Applied Materials	78
2	Tokyo Electron Limited	39
3	BOE	29
#4	Asm Ip Holding B.V.	26
#5	Kokusai Electric	26
#6	Samsung	26
#7	TSMC	19
#8	RTX (Raytheon)	17
#9	Lam Research	15
#10	Jfe Steel	14
#11	Ordos Yuansheng Optoelectronics Co.	14
#12	Dai Nippon Printing Co.	11
#13	GE	10
#14	Arcelormittal	9
#15	IBM	9
#16	Comcast	8
#17	Chengdu Boe Optoelectronics Technology Co.	7
#18	C.Uyemura & Co.	7
#19	Nippon Steel	7
#20	Oerlikon Surface Solutions Ag, Pfäffikon	7
#21	Posco Co.	7
#22	Toppan Printing Co.	7
#23	Versum Materials Us	7
#24	Ulvac	6
#25	LG	6
#26	Emagin	5
#27	Goodrich	5
#28	Kobe Steel	5
#29	Sakai Display Products	5
#30	Shin-Etsu Chemical Co.	5
#31	The Boeing	5
#32	City University Of Hong Kong	4
#33	Entegris	4
#34	Henkel Ag & Co. Kgaa	4
#35	Foxconn	4
#36	Jiangsu Favored Nanotechnology Co.	4
#37	KFUPM	4
#38	Mitsubishi Materials	4
#39	Nuflare Technology	4
#40	Rolls-Royce Plc	4
#41	Screen Holdings Co.	4
#42	Seagate Technology	4
#43	Tenneco Automotive Operating Company	4
#44	Honeywell	4
#45	Adeka	3
#46	Atotech Deutschland	3
#47	Basf Se	3
#48	Cleveland-Cliffs Steel Properties	3
#49	CEA	3
#50	Corning Incorporated	3
#51	Fujifilm	3
#52	Halliburton Energy Services	3
#53	Hefei Xinsheng Optoelectronics Technology Co.	3
#54	Honda Motor Co.	3
#55	Jx Nippon Mining & Metals	3
#56	Kabushiki Kaisha Toshiba	3
#57	L'Air Liquide, Societe Anonyme Pour L'Etude Et L'Exploitation Des Procedes Georges Claude	3
#58	MIT	3
#59	Safran	3
#60	Sakti3	3
#61	Satisloh Ag	3
#62	Swagelok	3
#63	Tetos Co.	3
#64	Tocalo Co.	3
#65	Tohoku University	3
#66	Toshiba Mitsubishi-Electric Industrial Systems	3
#67	US Air Force	3
#68	Unknown	3
#69	Panasonic	3
#70	Toyota	3
#71	Apple	2
#72	Aixtron Se	2
#73	Basf Coatings Gmbh	2
#74	Beneq Oy	2
#75	Chemetall Gmbh	2
#76	Eastman Kodak	2
#77	Eugene Technology Co.	2
#78	Fontaine Engineering Und Maschinen Gmbh	2
#79	Fontaine Holdings Nv	2
#80	Fraunhofer	2
#81	Hermes-Epitek	2
#82	Horiba Stec, Co.	2
#83	Howmedica Osteonics	2
#84	Imec Vzw	2
#85	Ionics France	2
#86	Ionquest	2
#87	Iucf-Hyu (Industry-University Cooperation Foundation Hanyang University)	2
#88	Jusung Engineering Co.	2
#89	Kennametal	2
#90	Kunshan Go-Visionox Opto-Electronics Co.	2
#91	Kyocera	2
#92	Luxembourg Institute Of Science & Technology (List)	2
#93	Macdermid Enthone	2
#94	Materion	2
#95	Mec Company	2
#96	Mitsubishi Heavy Industries Engine & Turbocharger	2
#97	Nanyang Technological University	2
#98	Nippon Steel Coated Sheet	2
#99	Nissan Motor Co.	2
#100	Nitto Denko	2

Coating metals Patent Leaders in 2021 2021

Patents per Year

Top Inventors

Top Companies