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Kyowa Hakko Bio Co., Ltd.

USPTO Granted Patents = 104

CIPO Patents = 7

EPO Patents = 82

Trademarks = 14

Forward Citations = 110

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140 inventors (with patents filed for the assignee):

Hiroshi Nagano (13 out of 17 patents)

Kazuhiko Tabata (13 out of 23 patents)

Shin-ichi Hashimoto (13 out of 24 patents)

4. Kazunari Fukumoto (11 out of 11 patents)

5. Masahiko Morita (9 out of 9 patents)

6. Koji Morishita (8 out of 20 patents)

7. Makoto Yagasaki (8 out of 11 patents)

8. Ayako Kamimura (8 out of 14 patents)

9. Yoshiyuki Yonetani (8 out of 17 patents)

10. Takeshi Ikeda (6 out of 180 patents)

11. Tetsuro Ujihara (6 out of 6 patents)

12. Yasushi Sakai (6 out of 17 patents)

13. Kenta Fukumoto (6 out of 6 patents)

14. Mikiro Hayashi (6 out of 8 patents)

15. Tomoya Yokoi (5 out of 5 patents)

Core Competencies:

Nitric Oxide Concentration

Polyunsaturated Fatty Acid

Cognitive Performance

Brain Function

Eicosapentaenoic Acid

Glutathione Crystals

Sialyllactose

Citrulline

Docosahexaenoic Acid

Vascular Endothelial Function

Muscle Fatigue Remedy

Amino Acid Production

104 patents: Sort by Forward Citations

1. 12465584 - Agent for elevating nitric oxide concentration (2025-11-11),

2. 12241101 - Microorganism producing polyunsaturated fatty acid and method for producing polyunsaturated fatty acid (2025-03-04),

3. 12115181 - Administration of citicoline to improve cognitive performance, attentional performance, and motor function (2024-10-15),

4. 11738037 - Agent for preventing or improving decline in brain function (2023-08-29),

5. 11654125 - Agent for elevating nitric oxide concentration (2023-05-23),

6. 11613728 - Microorganism producing eicosapentaenoic acid and method for producing eicosapentaenoic acid (2023-03-28),

7. 11583546 - Administration of citicoline to improve cognitive performance, attentional performance, and motor function (2023-02-21),

8. 11407787 - Crystal of oxidized glutathione dication salt and production method therefor (2022-08-09),

9. 11365170 - Non-solvate crystal of eucomic acid and method for producing same (2022-06-21),

10. 11192851 - Crystal of L-alanyl-L-glutamine and method for producing same (2021-12-07),

11. 11186610 - Crystal of glutathione trisulfide dihydrate and method for producing same (2021-11-30),

12. 11186605 - Crystal of cytidine diphosphate choline and production method thereof (2021-11-30),

13. 11155845 - Method for producing theanine (2021-10-26),

14. 11098007 - Crystal of amino acid salt of 3-hydroxyisovaleric acid and production method thereof (2021-08-24),

15. 11008355 - Crystal of 3'-sialyllactose sodium salt n-hydrate, and process for producing same (2021-05-18),

Kyowa Hakko Bio Co., Ltd. is a leading global supplier of high-quality amino acids, nutraceuticals, and speciality chemicals. With over 70 years of expertise in fermentation technology, Kyowa Hakko Bio provides innovative solutions for the pharmaceutical, food and beverage, and personal care industries. The company is committed to improving human health and well-being through developing scientifically supported ingredients and technologies.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

104 Patents

#464 in Tokyo

#1,074 in Japan

#7,330 in the World

Kyowa Hakko Bio Co., Ltd.

Forward Citations = 110

140 inventors:

Hiroshi Nagano (13 out of 17 patents)

Kazuhiko Tabata (13 out of 23 patents)

Shin-ichi Hashimoto (13 out of 24 patents)

4. Kazunari Fukumoto (11 out of 11 patents)

5. Masahiko Morita (9 out of 9 patents)

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