both of, undefined

Sumitomo Denki Kogyo K.k.


USPTO Granted Patents = 1

Forward Citations = 9

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4 inventors (with patents filed for the assignee):

goldMedal Takeshi Noguchi (1 out of 20 patents)

silverMedal Masakazu Ishikawa (1 out of 24 patents)

bronzeMedal Akiyoshi Hirai (1 out of 5 patents)

4 Sadayoshi Ito (1 out of 8 patents)


1 patent:

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USPTO Data Jan 1 1976 - Dec 9 2025

1 Patents

#16 in both of

#15,189 in JA

...
both of, undefined
Forward Citations = 9

4 inventors:

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