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For the Inventor, By the Inventor

Tokyo, Japan

Masuda Chemical Industry Co., Ltd.


USPTO Granted Patents = 2

Forward Citations = 5

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11 inventors (with patents filed for the assignee):

goldMedal Shunji Hyoda (2 out of 8 patents)

silverMedal Masaharu Kita (2 out of 6 patents)

bronzeMedal Hirotoshi Sawada (2 out of 5 patents)

4.  Shuichi Nemugaki (2 out of 4 patents)

5.  Sumio Otsuka (2 out of 2 patents)

6.  Yoshitaka Miyawaki (2 out of 2 patents)

7.  Takahiro Ueta (1 out of 3 patents)

8.  Kohki Satoh (1 out of 2 patents)

9.  Hiroshi Taniguchi (1 out of 1 patent)

10.  Takashi Ogawa (1 out of 1 patent)

11.  Yuhki Kubo (1 out of 1 patent)


2 patents:

1. 6156906 - Process for the preparation of 5,5'-bi-1H-tetrazole salt (2000-12-05),
2. 6040453 - Method for preparing 5,5'-bi-1H-tetrazole salt (2000-03-21),
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USPTO Data Jan 1 1976 - Dec 16 2025

2 Patents

#4,062 in Tokyo

#10,962 in Japan

...
Tokyo, Japan

Masuda Chemical Industry Co., Ltd.

Forward Citations = 5

11 inventors:

goldMedal Shunji Hyoda (2 out of 8 patents)

silverMedal Masaharu Kita (2 out of 6 patents)

bronzeMedal Hirotoshi Sawada (2 out of 5 patents)

4.  Shuichi Nemugaki (2 out of 4 patents)

5.  Sumio Otsuka (2 out of 2 patents)

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