Tokyo, Japan

Echo Giken Co. Ltd.


USPTO Granted Patents = 1

Forward Citations = 0

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5 inventors (with patents filed for the assignee):

goldMedal Yasuo Fukuda (1 out of 40 patents)

silverMedal Masaaki Kato (1 out of 25 patents)

bronzeMedal Makoto Takemura (1 out of 93 patents)

4 Kazuaki Souda (1 out of 2 patents)

5 Eiji Suhara (1 out of 1 patent)


1 patent:

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USPTO Data Jan 1 1976 - Dec 9 2025

1 Patents

#5,752 in Tokyo

#15,591 in Japan

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Tokyo, Japan
Forward Citations = 0

5 inventors:

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