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Nippon Fine Chemical Co., Ltd.

USPTO Granted Patents = 12

EPO Patents = 1

Trademarks = 3

Forward Citations = 87

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27 inventors (with patents filed for the assignee):

Toshiyuki Sakakibara (5 out of 6 patents)

Masakazu Okumura (3 out of 4 patents)

Sadaya Kitazawa (3 out of 3 patents)

4. Keisuke Kinomura (3 out of 3 patents)

5. Naoto Oku (2 out of 5 patents)

6. Yoko Hida (2 out of 2 patents)

7. Tutomu Yamaguchi (2 out of 2 patents)

8. Isamu Arai (2 out of 2 patents)

9. Masaki Kojima (2 out of 3 patents)

10. Yukihiro Nanba (2 out of 3 patents)

11. Masaharu Suzuki (2 out of 3 patents)

12. Tomohiro Asai (1 out of 2 patents)

13. Noriyuki Maeda (1 out of 1 patent)

14. Naofumi Fukata (1 out of 1 patent)

15. Koji Tomita (1 out of 1 patent)

12 patents: Sort by Forward Citations

1. 11034708 - Lipid derivative for nucleic acid introduction (2021-06-15),

2. 7427640 - Oil materials comprising dimerdiol ester and cosmetics comprising the ester (2008-09-23),

3. 6444853 - Process for producing aromatic disulfides (2002-09-03),

4. 6376716 - Process for the preparation of aromatic sulfur compounds (2002-04-23),

5. 5686636 - Process for preparing high-purity cholesterol (1997-11-11),

6. 5173554 - Glycoside derivatives, polymers containing glycoside derivatives, (1992-12-22),

7. 5169636 - Liposomes (1992-12-08),

8. 5164492 - Glycoside derivatives, polymers containing glycoside derivatives, (1992-11-17),

9. 4874852 - Glycosidation catalust and process for preparing glycoside derivatives (1989-10-17),

10. 4690784 - Process for preparing phosphatidylcholine derivatives (1987-09-01),

11. 4382914 - Process for preparing cyclic phosphonitrilic chloride oligomers (1983-05-10),

12. 4291098 - Organoalkoxysilane coating compositions for plastic articles (1981-09-22),

Nippon Fine Chemical Co., Ltd. is a leading chemical company based in Japan. With a focus on the development and manufacturing of specialty chemicals, the company provides innovative solutions for a wide range of industries including pharmaceuticals, cosmetics, and electronics. With a commitment to sustainability and quality, Nippon Fine Chemical Co., Ltd. continues to push the boundaries of chemical innovation.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

12 Patents

#364 in Osaka

#3,833 in Japan

#46,630 in the World

Nippon Fine Chemical Co., Ltd.

Forward Citations = 87

27 inventors:

Toshiyuki Sakakibara (5 out of 6 patents)

Masakazu Okumura (3 out of 4 patents)

Sadaya Kitazawa (3 out of 3 patents)

4. Keisuke Kinomura (3 out of 3 patents)

5. Naoto Oku (2 out of 5 patents)

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