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USPTO Data Jan 1 1976 - Jan 6 2026
1 Patents
#5,734 in Tokyo
#15,549 in Japan
Optec Dai-Ichi Denko., Ltd.
Forward Citations = 5
5 inventors:
Optec Dai-Ichi Denko., Ltd.
Forward Citations = 5
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5 inventors (with patents filed for the assignee):
Kazuo Yamaguchi (1 out of 15 patents)
Seiichi Sato (1 out of 52 patents)
Atsushi Ueda (1 out of 31 patents)
4. Masami Matsumura (1 out of 14 patents)
5. Yoshi Kurosawa (1 out of 5 patents)
1 patent:
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