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USPTO Data Jan 1 1976 - Sep 15 2026
2 Patents
#4,372 in Tokyo
#11,160 in Japan
Zephyr Corporation
Forward Citations = 138
4 inventors:
Zephyr Corporation
% Expired Patents = 50.0
EPO Patents = 4
Forward Citations = 138
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4 inventors (with patents filed for the assignee):
Kiyoshi Sato (2 out of 126 patents)
Ryosuke Ito (2 out of 18 patents)
Hideaki Tamura (2 out of 2 patents)
4. Katsushi Kawakami (2 out of 2 patents)
5. Hideki Nudeshima (4 patents)
6. Hikaru Matsumiya (1 patent)
7. Takashi Yamazaki (4 patents)
8. Takashi Yoshida (17 patents)
9. Takanori Okubo (0 patent)
10. Tadaaki Chikashige (0 patent)
11. Atsushi Kataoka (0 patent)
2 patents:
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Please report any incorrect information to [email protected]
4 patents (EPO):
Please report any incorrect information to [email protected]