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Nippon Oil Fats Co., Ltd.

USPTO Granted Patents = 297

Trademarks = 4

Forward Citations = 3,027

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438 inventors (with patents filed for the assignee):

Masaharu Nakayama (22 out of 26 patents)

Takeshi Komai (19 out of 21 patents)

Masahiro Ishidoya (15 out of 24 patents)

4. Osamu Ohe (13 out of 13 patents)

5. Shuji Suyama (13 out of 19 patents)

6. Katsuhide Hattori (13 out of 14 patents)

7. Kishio Shibato (12 out of 18 patents)

8. Yuichi Orikasa (12 out of 24 patents)

9. Suehiro Sakazume (12 out of 17 patents)

10. Yasuo Moriya (12 out of 12 patents)

11. Michiaki Sakaguchi (11 out of 12 patents)

12. Masatada Araki (11 out of 11 patents)

13. Nobuyoshi Suzuki (10 out of 15 patents)

14. Masato Nagano (10 out of 10 patents)

15. Kazuo Matsuyama (10 out of 11 patents)

Core Competencies:

Antifogging Coating

Thermosetting Compositions

Powder Coating Materials

Thermoplastic Resin Composition

Fluoroalkyl Group-Containing Oligomer

Controlled Release Preparations

Maleimide Copolymer

Lubricating Oil

Ultraviolet-Curable Coating

Polymeric Peroxide

Gas Generating Device

Undersea Antifouling Composition

297 patents: Sort by Forward Citations

1. 7601768 - Antifogging coating composition and article coated therewith (2009-10-13),

2. 5883152 - Contact lens (1999-03-16),

3. 5660937 - Thermosetting compositions, methods of coating and coated articles (1997-08-26),

4. 5578677 - Thermosetting compositions (1996-11-26),

5. 5549932 - Thermosetting compositions, methods of coating and coated articles (1996-08-27),

6. 5521011 - Thermosetting compositions, thermal latent acid catalysts, methods of (1996-05-28),

7. 5516839 - Thermal latent carboxyl compounds and methods of preparation thereof (1996-05-14),

8. 5498663 - Powder coating materials for producing crepe-like coatings, preparation (1996-03-12),

9. 5478575 - Polymers having benzeneboronic acid groups and insulin complexes of same (1995-12-26),

10. 5439896 - Thermosetting powdery coating composition (1995-08-08),

11. 5438098 - Thermoplastic resin composition (1995-08-01),

12. 5438080 - Ultraviolet-curable coating composition (1995-08-01),

13. 5428108 - Unsaturated group and fluorine containing block copolymers, process for (1995-06-27),

14. 5419929 - Thermosetting compositions, thermal latent acid catalysts, methods of (1995-05-30),

15. 5378589 - Derivative of naphthalocyanine containing perfluoroalkyl group, process (1995-01-03),

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

297 Patents

#1 in both of

#530 in Japan

#2,907 in the World

Nippon Oil Fats Co., Ltd.

Forward Citations = 3,027

438 inventors:

Masaharu Nakayama (22 out of 26 patents)

Takeshi Komai (19 out of 21 patents)

Masahiro Ishidoya (15 out of 24 patents)

4. Osamu Ohe (13 out of 13 patents)

5. Shuji Suyama (13 out of 19 patents)

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