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USPTO Data Jan 1 1976 - Jan 20 2026
1 Patents
#5,750 in Tokyo
#15,572 in Japan
Nippn Oil Corporation
Forward Citations = 0
4 inventors:
Nippn Oil Corporation
Forward Citations = 0
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4 inventors (with patents filed for the assignee):
Tsuyoshi Asano (1 out of 14 patents)
Yoshinori Nishikitani (1 out of 31 patents)
Keizo Ikai (1 out of 21 patents)
4. Masaaki Kobayashi (1 out of 111 patents)
1 patent:
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