US

Kazuto Nakazawa, General Director Public Works Research Institute


USPTO Granted Patents = 1

Forward Citations = 11

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3 inventors (with patents filed for the assignee):

goldMedal Yoshiomi Tsuji (1 out of 8 patents)

silverMedal Jinya Iizuka (1 out of 2 patents)

bronzeMedal Kyozo Suga (1 out of 1 patent)


1 patent:

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USPTO Data Jan 1 1976 - Dec 16 2025

1 Patents

#749 in undefined, undefined

#1,542 in

#133,964 in US

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US
Forward Citations = 11

3 inventors:

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