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For the Inventor, By the Inventor

Tokyo, Japan

Nichireki Chemical Industry Company Limited


USPTO Granted Patents = 2

Forward Citations = 43

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12 inventors (with patents filed for the assignee):

goldMedal Hajime Kato (1 out of 4 patents)

silverMedal Yutaka Harada (1 out of 2 patents)

bronzeMedal Akira Itoh (1 out of 1 patent)

4.  Katutoshi Sato (1 out of 1 patent)

5.  Hiroshi Ucikawa (1 out of 1 patent)

6.  Noriyuki Itai (1 out of 1 patent)

7.  Shigeyuki Sogo (1 out of 1 patent)

8.  Takaiki Tetekawa (1 out of 1 patent)

9.  Kazuaki Naito (1 out of 1 patent)

10.  Kazuhiko Higaki (1 out of 1 patent)

11.  Tetu Yasuoka (1 out of 1 patent)

12.  Hidetoshi Hosoi (1 out of 1 patent)


2 patents:

1. 4266885 - Method of constructing a continuous cut-off wall and a core of a (1981-05-12),
2. 4060425 - Super rapid hardening mixture (1977-11-29),
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USPTO Data Jan 1 1976 - Dec 16 2025

2 Patents

#4,062 in Tokyo

#10,962 in Japan

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Tokyo, Japan

Nichireki Chemical Industry Company Limited

Forward Citations = 43

12 inventors:

goldMedal Hajime Kato (1 out of 4 patents)

silverMedal Yutaka Harada (1 out of 2 patents)

bronzeMedal Akira Itoh (1 out of 1 patent)

4.  Katutoshi Sato (1 out of 1 patent)

5.  Hiroshi Ucikawa (1 out of 1 patent)

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