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Forward Citations = 41

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18 inventors (with patents filed for the assignee):

Yoshiyasu Shitori (5 out of 26 patents)

Tomoya Ogawa (4 out of 30 patents)

Masayoshi Ito (4 out of 30 patents)

4. Shoji Yoshimura (3 out of 14 patents)

5. Shohei Shibayama (2 out of 6 patents)

6. Mamoru Sugimoto (2 out of 20 patents)

7. Nobuya Katagiri (1 out of 7 patents)

8. Haruo Ogura (1 out of 8 patents)

9. Yuzi Matsuzaki (1 out of 3 patents)

10. Kimio Furuhata (1 out of 6 patents)

11. Toshiaki Osawa (1 out of 8 patents)

12. Toshio Horisaki (1 out of 1 patent)

13. Tadami Shinuchi (1 out of 2 patents)

14. Kinji Takada (1 out of 4 patents)

15. Satoshi Toyoshima (1 out of 3 patents)

7 patents: Sort by Forward Citations

1. 4990604 - Asialoganglioside related compounds (1991-02-05),

2. 4694076 - Sialic acid derivatives (1987-09-15),

3. 4675391 - Glycoside derivatives (1987-06-23),

4. 4663443 - N-substituted neuraminic acid derivatives (1987-05-05),

5. 4656260 - Cyclic pyrazolo C-nucleoside compound and process for preparing the same (1987-04-07),

6. 4447600 - N-Acetylneuraminic acid derivatives and the preparation thereof (1984-05-08),

7. 4436904 - Cephalosporins (1984-03-13),

Kanto Ishi Pharmaceutical Co., Ltd. is a leading pharmaceutical company based in Japan, specializing in the development and manufacturing of high-quality pharmaceutical products. With a focus on research and innovation, the company aims to improve the health and well-being of people around the world. Kanto Ishi Pharmaceutical Co., Ltd. has a strong commitment to quality, safety, and efficacy in all of its products, ensuring the highest standards of patient care.

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USPTO Data Jan 1 1976 - Dec 2 2025

7 Patents

#2,034 in Tokyo

#5,300 in Japan

Tokyo, Japan

Kanto Ishi Pharmaceutical Co., Ltd.