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Wakunaga Pharmaceutical Co., Ltd.

USPTO Granted Patents = 30

CIPO Patents = 3

EPO Patents = 9

Trademarks = 1

Forward Citations = 237

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95 inventors (with patents filed for the assignee):

Akira Yazaki (10 out of 21 patents)

Yoshiko Niino (7 out of 9 patents)

Yuzo Hirao (7 out of 10 patents)

4. Norihiro Hayashi (7 out of 12 patents)

5. Hirotaka Amano (7 out of 11 patents)

6. Yasuhiro Kuramoto (7 out of 14 patents)

7. Kenji Itoh (6 out of 6 patents)

8. Yoshihiro Ohshita (6 out of 9 patents)

9. Satoshi Inoue (6 out of 16 patents)

10. Yukihiro Kodera (4 out of 8 patents)

11. Toshio Yamanaka (3 out of 7 patents)

12. Hidenori Ohki (3 out of 14 patents)

13. Shinya Okuda (3 out of 10 patents)

14. Kohji Kawabata (3 out of 43 patents)

15. Keiji Misumi (3 out of 3 patents)

30 patents: Sort by Forward Citations

1. 12403112 - Agent for preventing, ameliorating, or treating periodontal disease (2025-09-02),

2. 12324795 - Autophagy activating agent (2025-06-10),

3. 11717502 - Blood flow improver (2023-08-08),

4. 11286255 - Pyridone carboxylic acid derivative or salt thereof (2022-03-29),

5. 10532984 - Pyridonecarboxylic acid derivative or salt thereof (2020-01-14),

6. 10363234 - Antihypertensive agent (2019-07-30),

7. 10238616 - Immunomodulator (2019-03-26),

8. 9079961 - GPIIIa gene (2015-07-14),

9. 8975411 - Therapeutic agent for neurological diseases (2015-03-10),

10. 8846089 - Sugar-coated preparation and production method for the same (2014-09-30),

11. 8173684 - Pyridone derivatives as p38α MAPK inhibitors (2012-05-08),

12. 8008028 - Panel cell used for granulocyte antibody detection (2011-08-30),

13. 7846475 - Soft capsules (2010-12-07),

14. 7713997 - Pyridonecarboxylic acid derivatives or salts thereof (2010-05-11),

15. 7651706 - Liquid preparation containing crude-drug extract (2010-01-26),

Wakunaga Pharmaceutical Co., Ltd. is a leading manufacturer of natural health products based in Japan. With over 70 years of experience, the company specializes in producing high-quality supplements and medicines using a unique fermentation process. Wakunaga is dedicated to improving people's well-being through innovative products that promote health and vitality.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

30 Patents

#217 in Osaka

#2,251 in Japan

#21,209 in the World

Wakunaga Pharmaceutical Co., Ltd.

Forward Citations = 237

95 inventors:

Akira Yazaki (10 out of 21 patents)

Yoshiko Niino (7 out of 9 patents)

Yuzo Hirao (7 out of 10 patents)

4. Norihiro Hayashi (7 out of 12 patents)

5. Hirotaka Amano (7 out of 11 patents)

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