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USPTO Data Jan 1 1976 - Sep 29 2026
1 Patents
#350 in Aichi
#15,722 in Japan
Ngk Spark Plug So., Ltd.
Forward Citations = 7
4 inventors:
Ngk Spark Plug So., Ltd.
Forward Citations = 7
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4 inventors (with patents filed for the assignee):
Nobuhiro Hayakawa (1 out of 27 patents)
Takao Kojima (1 out of 42 patents)
Tetsusyo Yamada (1 out of 25 patents)
4. Yutaka Nakayama (1 out of 6 patents)
1 patent:
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Please report any incorrect information to [email protected]
Please report any incorrect information to [email protected]