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USPTO Data Jan 1 1976 - Nov 3 2026
8 Patents
#2,151 in Tokyo
#5,050 in Japan
Seiko Epson Corportion
Forward Citations = 134
17 inventors:
Seiko Epson Corportion
Calculating rank
% Expired Patents = 12.5
Forward Citations = 134
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17 inventors (with patents filed for the assignee):
Tomohiro Sakai (1 out of 38 patents)
Kazuya Kitada (1 out of 44 patents)
Koji Sumi (1 out of 74 patents)
4. Harunobu Koike (1 out of 21 patents)
5. Koichi Morozumi (1 out of 32 patents)
6. Koya Shiratori (1 out of 32 patents)
7. Yoshikuni Saito (1 out of 13 patents)
8. Yusuke Kinoshita (1 out of 20 patents)
9. Jun Hoshii (1 out of 27 patents)
10. Tomoaki Miyashita (1 out of 37 patents)
11. Tatsuo Urushidani (1 out of 8 patents)
12. Keita Ito (1 out of 1 patent)
13. Hidekazu Hirabayashi (1 out of 9 patents)
14. Keiichi Noto (1 out of 2 patents)
15. Tsuyoshi Maeda (1 out of 93 patents)
8 patents:
Company Overview
Seiko Epson Corporation, commonly known as Epson, is a Japanese electronics company and one of the world's largest manufacturers of computer printers, and information and imaging related equipment. The company is also a leading manufacturer of factory automation equipment, precision products and other products. With a strong focus on innovation and sustainability, Epson strives to create products that exceed customer expectations while reducing its environmental impact.
Profile summary synthesized from public USPTO records and patent filings.
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Seiko Epson Corportion. Retrieved from https://idiyas.com/company/seiko-epson-corportion
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]