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USPTO Data Jan 1 1976 - Jan 6 2026
1 Patents
#1 in Ohizumi-machi
#15,549 in Japan
Masahisa Ohtsuka
Forward Citations = 2
6 inventors:
Masahisa Ohtsuka
Forward Citations = 2
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6 inventors (with patents filed for the assignee):
Kazuo Hirano (1 out of 23 patents)
Taiji Kambayashi (1 out of 12 patents)
Yuichiro Miura (1 out of 5 patents)
4. Takayuki Nate (1 out of 5 patents)
5. Masahisa Ohtsuka (1 out of 5 patents)
6. Toshitake Nagai (1 out of 10 patents)
1 patent:
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