Glass Patent Leaders 2025 | Patent Leaderboard

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	Timothy Michael Gross	14	Corning Incorporated
2	Charlene Marie Smith	9	Corning Incorporated
3	Xiaoju Guo	9	Corning Incorporated
#4	Rostislav Vatchev Roussev	8	Corning Incorporated
#5	Kazutaka Ono	7	Agc
#6	Manuel Rosenberger	7	Heraeus Quarzglas
#7	Seung Ho Kim	7	Samsung
#8	Aize Li	6	Corning Incorporated
#9	George Halsey Beall	6	Corning Incorporated
#10	Kenji Imakita	6	Agc
#11	Peter Joseph Lezzi	6	Corning Incorporated
#12	Qiang Fu	6	Corning Incorporated
#13	Shane T. Rashley	6	Owens-Brockway Glass Container
#14	Yuhui Jin	6	Corning Incorporated
#15	Andreas Ortner	5	Schott Ag
#16	Eiichi Uriu	5	Panasonic
#17	Jingshi Wu	5	Corning Incorporated
#18	Karl William Koch, III	5	Corning Incorporated
#19	Ljerka Ukrainczyk	5	Corning Incorporated
#20	Martin Trommer	5	Heraeus Quarzglas
#21	Nicholas James Smith	5	Corning Incorporated
#22	Seungho Kim	5	Samsung
#23	Tasuku Ishibashi	5	Panasonic
#24	Allan Mark Fredholm	4	Corning Incorporated
#25	Aniello Mario Palumbo	4	Corning Incorporated
#26	Byunghoon Kang	4	Samsung
#27	Gyuin Shim	4	Samsung
#28	Hiroyuki Abe	4	Japan Display
#29	Hoi Kwan LEE	4	Samsung
#30	Jian Luo	4	Corning Incorporated
#31	Joseph Michael Matusick	4	Corning Incorporated
#32	Kaveh Adib	4	Corning Incorporated
#33	Kazuya Hasegawa	4	Panasonic
#34	Kay Schuster	4	Heraeus Quarzglas
#35	Lina Ma	4	Corning Incorporated
#36	Marie Jacqueline Monique Comte	4	Corning Incorporated
#37	Matthew John Dejneka	4	Corning Incorporated
#38	Masataka Nonaka	4	Panasonic
#39	Michael Hünermann	4	Heraeus Quarzglas
#40	Santona Pal	4	Corning Incorporated
#41	Tadashi Kurita	4	Nitto Boseki Co.
#42	Zheming Zheng	4	Corning Incorporated
#43	Adam Robert Sarafian	3	Corning Incorporated
#44	Alexandra Lai Ching Kao Andrews Mitchell	3	Corning Incorporated
#45	Alexander I Priven	3	Corning Incorporated
#46	Christophe DEPOILLY	3	Sgd S.A.
#47	Charles Thomas McLaren	3	Corning Incorporated
#48	Connor Thomas O'Malley	3	Corning Incorporated
#49	Fabian Wagner	3	Mann+Hummel Gmbh
#50	Guangli Hu	3	Corning Incorporated
#51	Gyu In SHIM	3	Samsung
#52	Hisatoshi Aiba	3	Nippon Electric Glass Co.
#53	Hiroyuki Hijiya	3	Agc
#54	Hirotaka Sakuma	3	Sumitomo Electric Industries
#55	Holger Wegener	3	Schott Ag
#56	Jason Thomas Harris	3	Corning Incorporated
#57	James W. McCamy	3	Vitro Flat Glass
#58	James Joseph Price	3	Corning Incorporated
#59	Jesse Kohl	3	Corning Incorporated
#60	John Christopher Mauro	3	Corning Incorporated
#61	Lan MA	3	Byd Company Limited
#62	Liang Chen	3	Byd Company Limited
#63	Liping Xiong Smith	3	Corning Incorporated
#64	Masahiro Hayashi	3	Brother Kogyo
#65	Markus Heiss-Chouquet	3	Schott Ag
#66	Meike Schneider	3	Schott Ag
#67	Michel Bogaerts	3	Agc Glass Europe
#68	Michael Thomas Gallagher	3	Corning Incorporated
#69	Michelle L. Korwin-Edson	3	Owens Corning Intellectual Capital
#70	Paulo Jorge Gaspar Marques	3	—
#71	Pascale Oram	3	Corning Incorporated
#72	Pierre-Luc ETCHEPARE	3	Sgd S.A.
#73	Ralf Biertümpfel	3	Schott Ag
#74	Robert Michael Morena	3	Corning Incorporated
#75	Roman Ostholt	3	Lpkf Laser & Electronics Ag
#76	Sean A Ross	3	O'Keeffe'S
#77	Shuhei AZUMA	3	Hoya
#78	Sinue Gomez-Mower	3	Corning Incorporated
#79	Steven Edward DeMartino	3	Corning Incorporated
#80	Steffen Weimann	3	Heraeus Quarzglas
#81	Takeshi Shimizu	3	Fujitsu Limited
#82	Terutaka Maehara	3	Agc
#83	Thomas Matthew Sonner	3	Corning Incorporated
#84	William F. O'Keeffe	3	—
#85	Xiaoju Guo	3	—
#86	Yusuke Arai	3	Brother Kogyo
#87	Yusuke Fujiwara	3	Toyota
#88	Adam James Ellison	2	Corning Incorporated
#89	Akio Koike	2	Asahi Glass Co.
#90	Akifumi NIWA	2	Agc
#91	Alexander KUPPE	2	Docter Optics Se
#92	Antoine Marie Joseph Lepicard	2	Corning Incorporated
#93	Antoine Daniel Lesuffleur	2	Corning Incorporated
#94	Andreas Roters	2	Schott Ag
#95	André Schrepfer	2	—
#96	André Witzmann	2	Schott Ag
#97	Arnaud Dominique Dejean	2	Corning Incorporated
#98	Arturo Si Ming Lamshing Tai	2	Vidrio Plano De México, S.A. De C.V.
#99	Bianca Schreder	2	Schott Ag
#100	Bruce D. Katz	2	Polyplus Battery

Top Companies

Rank ↑	Company ↕	Patents ↕
1	Corning Incorporated	95
2	Agc	25
3	Samsung	24
#4	Schott Ag	21
#5	Nippon Electric Glass Co.	18
#6	Heraeus Quarzglas	10
#7	Owens-Brockway Glass Container	7
#8	Agc Glass Europe	6
#9	Hoya	6
#10	Saint-Gobain Glass France	6
#11	Saint-Gobain Isover	6
#12	Shin-Etsu Chemical Co.	6
#13	Eurokera S.N.C.	5
#14	Nippon Sheet Glass Company, Limited	5
#15	Owens Corning Intellectual Capital	5
#16	Panasonic	5
#17	Byd Company Limited	4
#18	LG	4
#19	Emhart Glass S.A.	3
#20	Lpkf Laser & Electronics Ag	3
#21	Nitto Boseki Co.	3
#22	O'Keeffe'S	3
#23	Shin-Etsu Quartz Products Co.	3
#24	Sumitomo Electric Industries	3
#25	Vitro Flat Glass	3
#26	Apple	2
#27	CNRS	2
#28	Docter Optics Se	2
#29	Dowooinsys Co.	2
#30	Electric Glass Fiber America	2
#31	Fraunhofer	2
#32	Jushi Group Co.	2
#33	Knauf Insulation Sprl	2
#34	Luoyang Landglass Technology Co.	2
#35	Nikon	2
#36	Rockwool A/S	2
#37	Sgd S.A.	2
#38	Universite De Limoges	2
#39	Unknown	2
#40	Vidrio Plano De México, S.A. De C.V.	2
#41	View	2
#42	Whirlpool	2
#43	Zyp Coatings	2
#44	Acr Ii Glass America	1
#45	Advanced Technology Applications Group	1
#46	Anheuser-Busch Inbev S.A.	1
#47	Arc France	1
#48	University Of Arizona	1
#49	Awi Licensing	1
#50	Basf Se	1
#51	Battelle Memorial Institute	1
#52	Cardinal Cg	1
#53	Cdgm Glass Co.	1
#54	Cg Bio Co.	1
#55	Chengdu Boe Optoelectronics Technology Co.	1
#56	Clemson University	1
#57	Cnbm Research Institute For Advanced Glass Materials Group Co.	1
#58	Coldquanta	1
#59	Corning Research & Development	1
#60	Danbury Mission Technologies	1
#61	Denka Company Limited	1
#62	Dexerials	1
#63	Draka Comteq B.V.	1
#64	Draka Comteq France	1
#65	Endress+Hauser Conducta Gmbh+Co. Kg	1
#66	Eth Zërich	1
#67	Ferro	1
#68	Friedrich-Schiller-Universitat Jena	1
#69	Fuyao Glass Industry Group Co.	1
#70	Glasstech	1
#71	Hamilton Sundstrand	1
#72	Hana Technology Co.	1
#73	Isuzu Glass	1
#74	Ivoclar Vivadent Ag	1
#75	Jeld-Wen	1
#76	J-Fiber Gmbh	1
#77	Knauf Insulation	1
#78	Kohoku Kogyo Co.	1
#79	Kongju National University Industry-University Cooperation Foundation	1
#80	Linde Gmbh	1
#81	Longi Green Energy Technology Co.	1
#82	Luxwall	1
#83	Magic Leap	1
#84	Mb-Microtec Ag	1
#85	Microban Products	1
#86	Mitsui Chemicals	1
#87	National Institute Of Advanced Industrial Science And Technology	1
#88	National Research Council Of Canada	1
#89	Nederlandse Organisatie Voor Toegepast-Natuurwetenschappelijk Onderzoek Tno	1
#90	Nipro	1
#91	Nitto Denko	1
#92	Ohara	1
#93	Pittsburgh Corning Europe Nv	1
#94	Prysmian S.P.A.	1
#95	Q.Ant Gmbh	1
#96	Redwire Space	1
#97	Rolex Sa	1
#98	Saint-Gobain Abrasifs	1
#99	Saint-Gobain Abrasives	1
#100	Saint-Gobain Centre De Recherches Et D'Etudes Europeen	1

Glass Patent Leaders in 2025 2025

Patents per Year

Top Inventors

Top Companies