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USPTO Data Jan 1 1976 - Oct 6 2026
80 Patents
#19 in Nagano
#1,304 in Japan
#9,449 in the World
Epson Corporation
Forward Citations = 1,671
66 inventors:
Epson Corporation
% Expired Patents = 1.3
Forward Citations = 1,671
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66 inventors (with patents filed for the assignee):
Haruhiko Koto (11 out of 16 patents)
Hiroyuki Akazawa (6 out of 10 patents)
Masaki Kurihara (6 out of 8 patents)
4. Hiroshi Ishii (4 out of 15 patents)
5. Junichi Okada (4 out of 6 patents)
6. Hitoshi Fujiwara (3 out of 15 patents)
7. Kenichiro Arai (3 out of 27 patents)
8. Masahiko Mori (3 out of 9 patents)
9. Yoshifumi Gomi (3 out of 11 patents)
10. Seiichi Hirano (3 out of 3 patents)
11. Kenji Sawada (3 out of 4 patents)
12. Masahiko Mizuno (3 out of 3 patents)
13. Naoyuki Maruyama (3 out of 3 patents)
14. Yoshinori Miyazawa (2 out of 46 patents)
15. Masanao Matsuzawa (2 out of 25 patents)
Core Competencies:
Ink Jet Printer
Print Head
Recording Apparatus
Liquid Crystal Display
Thermal Printer
Serial Printer
Electronic Printer
Compressor Controller
Modem
Paper Feeding Mechanism
Automotive Instrument Panel
Calculator
80 patents:
Epson Corporation, headquartered in Nagano, Japan, is a leading innovator in the field of ink jet printing technology. The company specializes in the development and manufacturing of a wide range of printing solutions, including ink jet printers, print heads, and various recording apparatuses. In addition to its core printing technologies, Epson also explores advancements in liquid crystal displays, thermal and serial printers, and electronic printing systems. The organization is committed to enhancing productivity and sustainability through its innovative products and solutions.
Profile summary based on public USPTO records.
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