Okayama, Japan

Toyo Hakka Kogyo Co., Ltd.


USPTO Granted Patents = 2


Forward Citations = 41

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9 inventors (with patents filed for the assignee):

goldMedal Susumu Nakajima (2 out of 6 patents)

silverMedal Isao Sakata (2 out of 6 patents)

bronzeMedal Hiroyuki Takata (2 out of 3 patents)

4 Nobuo Ueda (2 out of 19 patents)

5 Masaaki Hazue (2 out of 14 patents)

6 Hirohiko Yamauchi (2 out of 10 patents)

7 Koichi Koshimizu (2 out of 3 patents)

8 Natsuki Samejima (2 out of 2 patents)

9 Kazumi Inohara (2 out of 2 patents)


2 patents:

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USPTO Data Jan 1 1976 - Dec 9 2025

2 Patents

#63 in Okayama

#10,988 in Japan

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Okayama, Japan
Forward Citations = 41

9 inventors:

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