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For the Inventor, By the Inventor

Tokyo, Japan

Nissan Engineering Ltd.


USPTO Granted Patents = 2

Forward Citations = 12

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8 inventors (with patents filed for the assignee):

goldMedal Hiroshi Nakagawa (1 out of 54 patents)

silverMedal Toshihiro Ishii (1 out of 36 patents)

bronzeMedal Kenji Usui (1 out of 12 patents)

4.  Takeshi Noguchi (1 out of 2 patents)

5.  Hideo Kawasaki (1 out of 1 patent)

6.  Masaji Nakatani (1 out of 1 patent)

7.  Hiroshi Takaya (1 out of 1 patent)

8.  Sumio Hamada (1 out of 1 patent)


2 patents:

1. 4317705 - Method for measuring concentration of oxidant or reductant (1982-03-02),
2. 4117080 - Process for regenerating permanganate and/or manganate from manganese (1978-09-26),
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USPTO Data Jan 1 1976 - Sep 22 2026

2 Patents

#4,354 in Tokyo

#11,115 in Japan

Tokyo, JP
Tokyo, Japan

Nissan Engineering Ltd.

Forward Citations = 12

8 inventors:

goldMedal Hiroshi Nakagawa (1 out of 54 patents)

silverMedal Toshihiro Ishii (1 out of 36 patents)

bronzeMedal Kenji Usui (1 out of 12 patents)

4.  Takeshi Noguchi (1 out of 2 patents)

5.  Hideo Kawasaki (1 out of 1 patent)

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