Metal casting Patent Leaders 2017

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	John Joseph Marcin	7	RTX (Raytheon)
2	Steven J. Bullied	7	RTX (Raytheon)
3	Masakazu Enomura	5	M. Technique Co.
#4	Theodore A. Waniuk	5	Apple
#5	Changhai Li	4	Citic Dicastal Co.
#6	Daniel Clark	4	Rolls-Royce Plc
#7	Hongbiao Li	4	Citic Dicastal Co.
#8	Iver E. Anderson	4	Iowa State University
#9	Qigui Wang	4	General Motors
#10	Serge Fargeas	4	Safran Aircraft Engines
#11	Yongning Wang	4	Citic Dicastal Co.
#12	Zhiyue Xu	4	—
#13	Zhihua Zhu	4	Citic Dicastal Co.
#14	Benjamin Paul Lacy	3	GE
#15	Christopher D. Prest	3	Apple
#16	Dominique Coyez	3	Safran Aircraft Engines
#17	Gerald Nitzl	3	Refractory Intellectual Property
#18	Hiroshi Morikawa	3	Honda Motor Co.
#19	JinQuan Xu	3	RTX (Raytheon)
#20	Ji-bin Yang	3	Mitsubishi Materials
#21	Joseph C. Poole	3	Apple
#22	Joseph Stevick	3	Apple
#23	Koji Hoshino	3	Mitsubishi Materials
#24	Masaki Maekawa	3	M. Technique Co.
#25	Peng Zhou	3	Hand Held Products
#26	Ravindra V. Tilak	3	Almex Usa
#27	Ronald Barrett	3	North American Refractories
#28	Ronald M. Streigle	3	Almex Usa
#29	Rodney W. Wirtz	3	Almex Usa
#30	Ryan B. Noraas	3	RTX (Raytheon)
#31	Sean O'Keeffe	3	Apple
#32	Srikanth Chandrudu Kottilingam	3	GE
#33	Yuuki Honda	3	Nisshin Steel Co.
#34	Ahmed Kamel	2	Siemens Energy
#35	Airi Katagiri	2	Mitsubishi Materials
#36	Alexandre Auger	2	Tekna Plasma Systems
#37	Alan D. Cetel	2	RTX (Raytheon)
#38	Alexander Maranitsch	2	Refractory Intellectual Property
#39	Anastasios John Hart	2	MIT
#40	Ba-Phuc Tang	2	Safran Aircraft Engines
#41	Bernard Patrick Bewlay	2	GE
#42	Brian Michael Ellis	2	GE
#43	Brad A. Ohlrich	2	General Motors
#44	Christopher A. Schuh	2	MIT
#45	David A. Bryce	2	Clene Nanomedicine
#46	David D. Goettsch	2	General Motors
#47	David Mathieu	2	Gilmour
#48	Daniel S. McGuire	2	Wisys Technology Foundation
#49	David Edward Schick	2	GE
#50	David Wayne Weber	2	GE
#51	Dilip M. Shah	2	RTX (Raytheon)
#52	Donghui Zhang	2	Hefei Xinsheng Optoelectronics Technology Co.
#53	Dustin Michael Earnhardt	2	GE
#54	Eisuke Kurosawa	2	Kobe Steel
#55	Eric Hellstrom	2	Florida State University
#56	Gaehang Lee	2	Korea Basic Science Institute
#57	Guillaume Klein	2	Snecma
#58	Gui Wang	2	Citic Dicastal Co.
#59	Gyo Hyun Hwang	2	LG
#60	Hans-Jurgen Haslinger	2	Refractory Intellectual Property
#61	Hiroaki Cho	2	Kabushiki Kaisha Toshiba
#62	Hideko Fukushima	2	Hitachi
#63	Hidetaka Kanahashi	2	Kobe Steel
#64	Hidekazu Moriyama	2	Seiko Epson
#65	Hisamune Tanaka	2	Toho Titanium Co.
#66	Homare Kuribayashi	2	Seiko Epson
#67	Ibrahim Ucok	2	GE
#68	Isamu Ide	2	Lignyte Co.
#69	James T. Beals	2	RTX (Raytheon)
#70	Jason Robert Parolini	2	GE
#71	Jason R. Traub	2	General Motors
#72	Jerzy Jurewicz	2	Tekna Plasma Systems
#73	John F. Blondin	2	RTX (Raytheon)
#74	Joan McKiever	2	GE
#75	Jonah Samuel Myerberg	2	Desktop Metal
#76	Johan Richaud	2	Vesuvius Crucible
#77	Jun Yeon Cho	2	LG
#78	Juergen Fahrenbach	2	Schuler Pressen Gmbh
#79	Junyoung Park	2	Samsung
#80	Jun Yaokawa	2	Toyota
#81	Kazumichi Nakatani	2	Toyota
#82	Kazuki Okamoto	2	Daicel
#83	Kazuhiko Yamasaki	2	Mitsubishi Materials
#84	Kevin R. Anderson	2	Brunswick
#85	Kevin R. Morasch	2	Brunswick
#86	Koki HIRATA	2	Seiko Epson
#87	Koei Nakata	2	Toshiba Kikai
#88	Kwanghyun Kim	2	LG
#89	Lin Zhu	2	BOE
#90	Longtao Kang	2	Citic Dicastal Co.
#91	Masahide Arai	2	Mitsubishi Materials
#92	Mark F. Bartholomew	2	RTX (Raytheon)
#93	Mario P. Bochiechio	2	RTX (Raytheon)
#94	Maher I. Boulos	2	Tekna Plasma Systems
#95	Marc Campomanes	2	RTX (Raytheon)
#96	Mariano Collura	2	Vesuvius Group, S.A.
#97	Martin Gaebges	2	Schuler Pressen Gmbh
#98	Makoto Kikuchi	2	Hitachi
#99	Mark G. Mortenson	2	Gr Intellectual Reserve
#100	Masaya Shibatani	2	Seiko Epson

Top Companies

Rank ↑	Company ↕	Patents ↕
1	RTX (Raytheon)	22
2	GE	15
3	Toyota	12
#4	General Motors	10
#5	Snecma	9
#6	Hitachi	7
#7	Refractory Intellectual Property	7
#8	Baker Hughes Holdings	6
#9	Apple	5
#10	Honda Motor Co.	5
#11	Mitsubishi Materials	5
#12	M. Technique Co.	5
#13	AMD	4
#14	Citic Dicastal Co.	4
#15	Posco Co.	4
#16	Rolls-Royce Plc	4
#17	Honeywell	4
#18	Almex Usa	3
#19	Baoshan Iron & Steel Co.	3
#20	Crucible Intellectual Property	3
#21	Danieli & C. Officine Meccaniche S.P.A.	3
#22	Hyundai Motor	3
#23	Iowa State University	3
#24	Korea Basic Science Institute	3
#25	Krosakiharima	3
#26	Nisshin Steel Co.	3
#27	North American Refractories	3
#28	Safran Aircraft Engines	3
#29	Sandvik Intellectual Property Ab	3
#30	Siemens Aktiengesellschaft	3
#31	Sms Group Gmbh	3
#32	The Boeing	3
#33	Unknown	3
#34	Vesuvius Crucible	3
#35	Arcelormittal Investigación Y Desarrollo, S.L.	2
#36	Brunswick	2
#37	Daicel	2
#38	Desktop Metal	2
#39	Florida Turbine Technologies	2
#40	Gkn Sinter Metals	2
#41	Haier Us Appliance Solutions	2
#42	Halliburton Energy Services	2
#43	Hamilton Sundstrand	2
#44	H.C. Starck	2
#45	Kobe Steel	2
#46	Lignyte Co.	2
#47	MIT	2
#48	Molten Metal Equipment Innovations	2
#49	Nippon Light Metal Company	2
#50	Novelis	2
#51	Research & Business Foundation Sungkyunkwan University	2
#52	Schuler Pressen Gmbh	2
#53	Seiko Epson	2
#54	Siemens Energy	2
#55	Sintokogio	2
#56	Sumitomo Metal Mining Co.	2
#57	Tekna Plasma Systems	2
#58	NASA	2
#59	Toho Titanium Co.	2
#60	Toshiba Kikai	2
#61	University Of Science And Technology Beijing	2
#62	Wisys Technology Foundation	2
#63	LG	2
#64	AT&T	1
#65	3D Systems	1
#66	Aalto University	1
#67	Aap Implantate Ag	1
#68	Abc Group	1
#69	Accellent	1
#70	Aerojet Rocketdyne	1
#71	Agfa-Gevaert Nv	1
#72	Aleris Rolled Products Germany Gmbh	1
#73	Amsted Rail Company	1
#74	Ansaldo Energia Ip Uk Limited	1
#75	Arcelormittal France	1
#76	Ask Chemicals Gmbh	1
#77	Aubert & Duval	1
#78	Basf Se	1
#79	Michigan State University	1
#80	Borgwarner	1
#81	Caltech	1
#82	Central Iron And Steel Research Institute	1
#83	Cheorwon Plasma Research Institute	1
#84	China North Magnetic & Electronic Technology Co.	1
#85	Climax Engineered Materials	1
#86	Constellium Issoire	1
#87	Continental Automotive Gmbh	1
#88	Corning Incorporated	1
#89	Csir	1
#90	Denso	1
#91	Diamet	1
#92	Diamond Innovations	1
#93	Disa Industries A/S	1
#94	Dowa Electronics Materials Co.	1
#95	Dow Global Technologies	1
#96	Element Six Abrasives S.A.	1
#97	Element Six Limited	1
#98	Esco Group	1
#99	Federal-Mogul Worldwide	1
#100	Ferrofacta Gmbh	1

Metal casting Patent Leaders in 2017 2017

Patents per Year

Top Inventors

Top Companies