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USPTO Data Jan 1 1976 - Sep 15 2026
2 Patents
#4,372 in Tokyo
#11,160 in Japan
Kelhin Corporation
Forward Citations = 2
6 inventors:
Kelhin Corporation
% Expired Patents = 50.0
Forward Citations = 2
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6 inventors (with patents filed for the assignee):
Yoshihiro Ogawa (1 out of 164 patents)
Toshiaki Iwa (1 out of 33 patents)
Naoki Murata (1 out of 9 patents)
4. Michihiro Takahashi (1 out of 1 patent)
5. Hironori Hashimoto (1 out of 1 patent)
6. Kenji Suda (1 out of 6 patents)
2 patents:
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Please report any incorrect information to [email protected]
Please report any incorrect information to [email protected]