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Fujizoki Pharmaceutical Co., Ltd.

USPTO Granted Patents = 15

Forward Citations = 135

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25 inventors (with patents filed for the assignee):

Yasushi Kasahara (7 out of 14 patents)

Yoshihiro Ashihara (3 out of 27 patents)

Masami Sugiyama (2 out of 11 patents)

4. Akira Yano (2 out of 4 patents)

5. Takahiro Harada (2 out of 3 patents)

6. Yoshitada Saito (2 out of 2 patents)

7. Toshio Sasaki (1 out of 64 patents)

8. Mikio Ikeda (1 out of 3 patents)

9. Takayuki Tomizawa (1 out of 5 patents)

10. Takamasa Yasuda (1 out of 1 patent)

11. Yoshikatsu Tsuji (1 out of 1 patent)

12. Tadashi Kutsusawa (1 out of 1 patent)

13. Hideo Shirane (1 out of 1 patent)

14. Mikiharu Fujihara (1 out of 1 patent)

15. Hideho Hisada (1 out of 1 patent)

15 patents: Sort by Forward Citations

1. 4634763 - Amylase inhibitor and preparation and use thereof (1987-01-06),

2. 4618588 - Reagent and merchandising kit for use in the diagnosis of syphilis and (1986-10-21),

3. 4544640 - Anti immune complex antibody for determining SLE, rheumatoid arthritis (1985-10-01),

4. 4526866 - Angiotensin I-converting enzyme inhibitor and preparation of the same (1985-07-02),

5. 4419445 - Method for determining the activity of cholinesterases (1983-12-06),

6. 4416813 - Artificial carrier for immobilization of biological proteins (1983-11-22),

7. 4407944 - Method for determining the activity of the angiotensin-converting enzyme (1983-10-04),

8. 4393134 - Standard blood filter paper for use in diagnosis of histidinemia (1983-07-12),

9. 4383041 - Automatic enzyme immunoassay apparatus (1983-05-10),

10. 4379086 - Method of preparing immunoglobulin suitable for intravenous (1983-04-05),

11. 4367286 - Reference blood filter paper for measuring the concentration of (1983-01-04),

12. 4346174 - Process for isolating superoxide dismutase from red blood cells (1982-08-24),

13. 4335096 - Absorbent for use in passive agglutination test (1982-06-15),

14. 4292404 - Method for determining the activity of the angiotensin-converting enzyme (1981-09-29),

15. 4102649 - Method and device for agitating a liquid (1978-07-25),

Fujizoki Pharmaceutical Co., Ltd. is a leading pharmaceutical company dedicated to researching, developing, and commercializing innovative medicines to improve the health and well-being of people worldwide. With a strong focus on R&D, Fujizoki is committed to bringing breakthrough therapies to market that address unmet medical needs in various therapeutic areas.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

15 Patents

#1,342 in Tokyo

#3,366 in Japan

#38,719 in the World

Fujizoki Pharmaceutical Co., Ltd.

Forward Citations = 135

25 inventors:

Yasushi Kasahara (7 out of 14 patents)

Yoshihiro Ashihara (3 out of 27 patents)

Masami Sugiyama (2 out of 11 patents)

4. Akira Yano (2 out of 4 patents)

5. Takahiro Harada (2 out of 3 patents)

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