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Sankyo Chemical Co., Ltd.

USPTO Granted Patents = 3

Forward Citations = 24

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6 inventors (with patents filed for the assignee):

Kusutaro Yoshida (2 out of 3 patents)

Naoyuki Tani (2 out of 2 patents)

Hiroshi Takaku (1 out of 2 patents)

4. Takeshi Noda (1 out of 1 patent)

5. Yukio Mizukami (1 out of 1 patent)

6. Motomu Ueno (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 5198064 - Process for preparing a permeable adhesive tape (1993-03-30),

2. 4789413 - Process for preparing a gas permeable adhesive tape (1988-12-06),

3. 4552955 - Process for the synthesis of 4',5'-unsaturated nucleosides (1985-11-12),

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USPTO Data Jan 1 1976 - Dec 16 2025

3 Patents

#835 in Osaka

#8,766 in Japan

Sankyo Chemical Co., Ltd.

Forward Citations = 24

6 inventors:

Kusutaro Yoshida (2 out of 3 patents)

Naoyuki Tani (2 out of 2 patents)

Hiroshi Takaku (1 out of 2 patents)

4. Takeshi Noda (1 out of 1 patent)

5. Yukio Mizukami (1 out of 1 patent)

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