Ibaraki, Japan

Kdk Corporation


USPTO Granted Patents = 2

Forward Citations = 20

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6 inventors (with patents filed for the assignee):

goldMedal Ichizo Tsukuda (1 out of 11 patents)

silverMedal Masakazu Furukawa (1 out of 1 patent)

bronzeMedal Hidenori Uchi (1 out of 1 patent)

4 Eizo Isoyama (1 out of 9 patents)

5 Tadao Fujihira (1 out of 4 patents)

6 David Goad (1 out of 1 patent)


2 patents:

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USPTO Data Jan 1 1976 - Dec 9 2025

2 Patents

#71 in Ibaraki

#10,988 in Japan

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Ibaraki, Japan
Forward Citations = 20

6 inventors:

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