Aichi, Japan

Mitsubishi Denki Ngk Spark Plug Co. Ltd.


USPTO Granted Patents = 1

Forward Citations = 13

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2 inventors (with patents filed for the assignee):

goldMedal Tetsusyo Yamada (1 out of 25 patents)

silverMedal Shintaro Hirate (1 out of 6 patents)


1 patent:

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USPTO Data Jan 1 1976 - Dec 9 2025

1 Patents

#266 in Aichi

#15,591 in Japan

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Aichi, Japan
Forward Citations = 13

2 inventors:

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