Coating metals 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	Charles Dezelah	11	Asm Ip Holding B.V.
2	Eric James Shero	10	Asm Ip Holding B.V.
3	Qi Xie	8	Asm Ip Holding B.V.
#4	Bryan C. Hendrix	6	Advanced Technology & Materials Co.
#5	Carl Louis White	6	Asm Ip Holding B.V.
#6	Giuseppe Alessio Verni	6	—
#7	Jennifer Y. Sun	6	Applied Materials
#8	Mark Saly	6	Applied Materials
#9	Myung-Soo Kim	6	Posco Co.
#10	Takuya MITSUNOBU	6	Nippon Steel
#11	Yen-Yu Chen	6	TSMC
#12	Yuji Takebayashi	6	Hitachi Kokusai Electric
#13	Adrien LaVoie	5	Lam Research
#14	Bruce Lanning	5	Lyten
#15	Chyi-Tsong Ni	5	TSMC
#16	Hiroshi Takebayashi	5	Ngk Insulators
#17	Il-Ryoung Sohn	5	Posco Co.
#18	Jereld Lee Winkler	5	Asm Ip Holding B.V.
#19	Manabu Honma	5	Tokyo Electron Limited
#20	Mamoru Saito	5	Nippon Steel
#21	Michael R. Rice	5	Applied Materials
#22	Mikko Ritala	5	Asm Ip Holding B.V.
#23	Michael W. Stowell	5	Lyten
#24	Sungsoon Im	5	Samsung
#25	Tom E. Blomberg	5	Asm Ip Holding B.V.
#26	Zhepeng CONG	5	Applied Materials
#27	Atsushi Yamashita	4	Sumitomo Electric Industries
#28	Bhushan Zope	4	Asm Ip Holding B.V.
#29	Brian T. Hazel	4	RTX (Raytheon)
#30	Eric Christopher Stevens	4	Asm Ip Holding B.V.
#31	Fengli Ji	4	BOE
#32	Frank L. Pasquale	4	Lam Research
#33	Gregory McGraw	4	Comcast
#34	Joseph R. Abel	4	Lam Research
#35	Katsuya Hoshino	4	Jfe Steel
#36	Khan Alam	4	KFUPM
#37	Khalil A. Ziq	4	KFUPM
#38	Marko Tuominen	4	Asm Ip Holding B.V.
#39	Muhammad Baseer HAIDER	4	KFUPM
#40	Paul F. Ma	4	Applied Materials
#41	Pulkit Agarwal	4	Lam Research
#42	Ramesh Chandrasekharan	4	Lam Research
#43	Raymond Nicholas Vrtis	4	Air Products And Chemicals
#44	Robert Gruar	4	Dyson Technology Limited
#45	Robert Gordon Ridgeway	4	Versum Materials Us
#46	Shankar Swaminathan	4	Lam Research
#47	Srinivas Gandikota	4	Applied Materials
#48	Tae-Chul Kim	4	Posco Co.
#49	Timo Hatanpää	4	Asm Ip Holding B.V.
#50	Tomomi Kanazawa	4	Jfe Steel
#51	Visweswaren Sivaramakrishnan	4	Applied Materials
#52	Werner Knaepen	4	Asm Ip Holding B.V.
#53	Xinjian Lei	4	Versum Materials Us
#54	Yoichi Makimizu	4	Jfe Steel
#55	Alain E. Kaloyeros	3	Gelest
#56	Ala Moradian	3	Applied Materials
#57	Alexander Evan Westre	3	Chemeon Surface Technology
#58	Andrea Illiberi	3	Asm Ip Holding B.V.
#59	Ankit Kimtee	3	Asm Ip Holding B.V.
#60	Andreas Pflug	3	Fraunhofer
#61	Arito OGAWA	3	Hitachi Kokusai Electric
#62	Atsuro SEINO	3	Kokusai Electric
#63	Atsuo Shimizu	3	Taiyo Yuden Co.
#64	Barry C. Arkles	3	Gelest
#65	Bakhtiar Ul Haq	3	KFUPM
#66	Bert Jongbloed	3	Asm Ip Holding B.V.
#67	Bhaskar Jyoti Bhuyan	3	Applied Materials
#68	Billy J. Stanbery	3	Heliovolt
#69	Bo Gong	3	Lam Research
#70	Bong-Hwan Yoo	3	Posco Co.
#71	Christian Dussarrat	3	L'Air Liquide, Societe Anonyme Pour L'Etude Et L'Exploitation Des Procedes Georges Claude
#72	Christopher W. Strock	3	RTX (Raytheon)
#73	Charles H. Winter	3	Wayne State University
#74	Changbong Yeon	3	KAIST
#75	Chiyu Zhu	3	Asm Ip Holding B.V.
#76	David Marquardt	3	Applied Materials
#77	Dieter Pierreux	3	Asm Ip Holding B.V.
#78	Douglas Walter Agnew	3	Lam Research
#79	Gregg Kottas	3	Comcast
#80	Ha Na Kim	3	Samsung
#81	Herbert Terhorst	3	Asm Ip Holding B.V.
#82	Heping Zeng	3	Chongqing Institute Of East China Normal University
#83	Hiroshi Matsuda	3	Canon
#84	Hiromasa Shoji	3	Nippon Steel
#85	Hideaki Yamasaki	3	Tokyo Electron Limited
#86	Jeremy David Fields	3	Lam Research
#87	Jiyeon Kim	3	Samsung
#88	Jianheng Li	3	Versum Materials Us
#89	Jong-Sang Kim	3	Posco Co.
#90	Jooho LEE	3	Samsung
#91	Jongsung Park	3	Samsung
#92	Katsutoshi Takashima	3	Jfe Steel
#93	Kenichi Suzaki	3	Hitachi Kokusai Electric
#94	Keith Tatseun Wong	3	Applied Materials
#95	Ki-Cheol Kang	3	Posco Co.
#96	Kimihiko NAKATANI	3	Kokusai Electric
#97	Kirankumar Neelasandra SAVANDAIAH	3	Applied Materials
#98	Longhui Xue	3	Chengdu Boe Optoelectronics Technology Co.
#99	Masaki Koba	3	Jfe Steel
#100	Markku Leskelä	3	Asm Ip Holding B.V.

Top Companies

Rank ↑	Company ↕	Patents ↕
1	Applied Materials	95
2	Asm Ip Holding B.V.	53
3	Tokyo Electron Limited	50
#4	Lam Research	42
#5	Samsung	42
#6	Kokusai Electric	30
#7	TSMC	28
#8	Posco Co.	16
#9	RTX (Raytheon)	16
#10	BOE	14
#11	Nippon Steel	12
#12	Oerlikon Surface Solutions Ag, Pfäffikon	12
#13	Chengdu Boe Optoelectronics Technology Co.	11
#14	Entegris	11
#15	Jfe Steel	11
#16	Shin-Etsu Chemical Co.	7
#17	Aixtron Se	6
#18	Semes Co.	6
#19	Versum Materials Us	6
#20	Arcelormittal	5
#21	Beijing Naura Microelectronics Equipment Co.	5
#22	Jx Advanced Metals	5
#23	Kioxia	5
#24	Picosun Oy	5
#25	Sumitomo Electric Hardmetal	5
#26	GE	5
#27	Fraunhofer	4
#28	Henkel Ag & Co. Kgaa	4
#29	KFUPM	4
#30	Kunshan Go-Visionox Opto-Electronics Co.	4
#31	L'Air Liquide, Societe Anonyme Pour L'Etude Et L'Exploitation Des Procedes Georges Claude	4
#32	Saudi Arabian Oil	4
#33	Uchicago Argonne	4
#34	Comcast	4
#35	Merck	4
#36	Chemeon Surface Technology	3
#37	Chongqing Institute Of East China Normal University	3
#38	Dai Nippon Printing Co.	3
#39	Dyson Technology Limited	3
#40	East China Normal University	3
#41	Egtm Co.	3
#42	Eugenus	3
#43	Gelest	3
#44	Lyten	3
#45	Ngk Insulators	3
#46	Roi Optoelectronics Technology Co	3
#47	Tosoh	3
#48	Unknown	3
#49	Von Ardenne Asset Gmbh & Co Kg	3
#50	Yunnan Huapu Quantum Material Co.	3
#51	Ab Sandvik Coromant	2
#52	Adeka	2
#53	Asml Netherlands B.V.	2
#54	Baoshan Iron & Steel Co.	2
#55	Michigan State University	2
#56	Cemecon Ag	2
#57	CNRS	2
#58	Chemetall Gmbh	2
#59	CEA	2
#60	Denso	2
#61	Evatec Ag	2
#62	Free Form Fibers	2
#63	Goodrich	2
#64	Halliburton Energy Services	2
#65	Heraeus Materials Singapore Pte.	2
#66	Foxconn	2
#67	Incheon National University Research & Business Foundation	2
#68	Ironovation Materials Technology Co.	2
#69	Jiangsu Favored Nanotechnology Co.	2
#70	Jusung Engineering Co.	2
#71	Kyocera	2
#72	Lanzhou Institute Of Chemical Physics, Cas	2
#73	Lg Innotek Co.	2
#74	MIT	2
#75	Nanya Technology	2
#76	National Institute For Materials Science	2
#77	Nhk Spring Co.	2
#78	University of Minnesota	2
#79	Safran Aircraft Engines	2
#80	Safran Ceramics	2
#81	Safran Landing Systems	2
#82	Shibaura Mechatronics	2
#83	Silanna Uv Technologies Pte	2
#84	Singulus Technologies Ag	2
#85	Sky Tech	2
#86	Soleras Advanced Coatings Bv	2
#87	Soulbrain Co.	2
#88	Sumitomo Electric Industries	2
#89	The Boeing	2
#90	University of California	2
#91	Thyssenkrupp Steel Europe Ag	2
#92	Tokuyama	2
#93	Toto	2
#94	University-Industry Cooperation Group Of Kyung Hee University	2
#95	Walter Ag	2
#96	Westinghouse Electric	2
#97	Wuhan Tianma Microelectronics Co.	2
#98	Wuhan Tianma Microelectronics Co., Ltd. Shanghai Branch	2
#99	Yungu (Gu'An) Technology Co.	2
#100	Canon	2

Coating metals Patent Leaders in 2025 2025

Patents per Year

Top Inventors

Top Companies