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Kyowa Hakko Kogyo

USPTO Granted Patents = 9

CIPO Patents = 1

Forward Citations = 78

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34 inventors (with patents filed for the assignee):

Shin-ichi Hashimoto (2 out of 24 patents)

Ryoichi Katsumata (2 out of 37 patents)

Fumihiko Kanai (2 out of 12 patents)

4. Hirofumi Nakano (1 out of 49 patents)

5. Satoru Furukawa (1 out of 14 patents)

6. Hideyuki Sato (1 out of 6 patents)

7. Yoshinori Yamashita (1 out of 62 patents)

8. Michael E Lewis (1 out of 20 patents)

9. Etsuo Ohshima (1 out of 23 patents)

10. Chikara Murakata (1 out of 41 patents)

11. Katsuhiko Ando (1 out of 35 patents)

12. James C Kauer (1 out of 20 patents)

13. Shinkichi Honda (1 out of 12 patents)

14. Mikio Tsuboi (1 out of 2 patents)

15. Yutaka Saito (1 out of 57 patents)

9 patents: Sort by Forward Citations

1. 6365381 - Method for producing optically active compound (2002-04-02),

2. 6350783 - Cleansing composition (2002-02-26),

3. 6207427 - Method for producing optically active compound (2001-03-27),

4. 5738956 - Agent for maintaining and recovering the function of lead storage (1998-04-14),

5. 5621101 - Protein kinase inhibitors for treatment of neurological disorders (1997-04-15),

6. 5378701 - Tricyclic compounds (1995-01-03),

7. 5180670 - Method for purification of mitomycin C (1993-01-19),

8. 5087566 - Process for producing L-threonine (1992-02-11),

9. 5079376 - Novel substance UCT-1003 and process for producing the same (1992-01-07),

Kyowa Hakko Kogyo Co., Ltd. is a Japanese biotechnology company that specializes in the manufacturing of biochemicals, nutritional supplements, and pharmaceuticals. Founded in 1949, the company has a strong presence in the global market and is known for its innovative products and cutting-edge research in the fields of amino acids, healthcare, and pharmaceuticals.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

9 Patents

#1,788 in Tokyo

#4,582 in Japan

Kyowa Hakko Kogyo

Forward Citations = 78

34 inventors:

Shin-ichi Hashimoto (2 out of 24 patents)

Ryoichi Katsumata (2 out of 37 patents)

Fumihiko Kanai (2 out of 12 patents)

4. Hirofumi Nakano (1 out of 49 patents)

5. Satoru Furukawa (1 out of 14 patents)

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