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For the Inventor, By the Inventor

Tokyo, Japan

Idemitsu Korea Co., Ltd.


USPTO Granted Patents = 1

Forward Citations = 0

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2 inventors (with patents filed for the assignee):

goldMedal Kei Yoshida (1 out of 55 patents)

silverMedal Toshihiro Iwakuma (1 out of 89 patents)


1 patent:

1. 9991447 - Material for organic electroluminescent element, and organic electroluminescent element produced using same (2018-06-05),
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USPTO Data Jan 1 1976 - Jan 6 2026

1 Patents

#5,734 in Tokyo

#15,549 in Japan

...
Tokyo, Japan

Idemitsu Korea Co., Ltd.

Forward Citations = 0

2 inventors:

goldMedal Kei Yoshida (1 out of 55 patents)

silverMedal Toshihiro Iwakuma (1 out of 89 patents)

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