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USPTO Data Jan 1 1976 - Jan 6 2026
1 Patents
#5,734 in Tokyo
#15,549 in Japan
Toyo Seikan Daisha, Ltd.
Forward Citations = 18
9 inventors:
Toyo Seikan Daisha, Ltd.
Forward Citations = 18
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9 inventors (with patents filed for the assignee):
Kouji Suzuki (1 out of 17 patents)
Norimasa Maida (1 out of 9 patents)
Yoshitsugu Maruhashi (1 out of 36 patents)
4. Kenichirou Nakamaki (1 out of 3 patents)
5. Yoshiki Takesue (1 out of 2 patents)
6. Kazuhiro Satoh (1 out of 1 patent)
7. Sachiko Machii (1 out of 5 patents)
8. Tetsuo Miyazawa (1 out of 15 patents)
9. Katsuhiro Imazu (1 out of 36 patents)
1 patent:
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