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Okazaki-shi, Japan

Nippon Ester Co., Ltd.

USPTO Granted Patents = 16

Forward Citations = 128

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41 inventors (with patents filed for the assignee):

Katsuyoshi Atsumi (5 out of 5 patents)

Tetsuo Matsumoto (4 out of 4 patents)

Tokuzo Nozaki (4 out of 4 patents)

4. Keizo Tsujimoto (3 out of 3 patents)

5. Takayuki Imamura (3 out of 3 patents)

6. Noboru Watanabe (2 out of 6 patents)

7. Atsuko Ueda (2 out of 2 patents)

8. Shosuke Oku (2 out of 2 patents)

9. Tsutomu Kado (2 out of 2 patents)

10. Fumio Hirota (2 out of 2 patents)

11. Katsuya Fujimoto (2 out of 2 patents)

12. Makiko Sakai (2 out of 2 patents)

13. Takashige Kato (2 out of 2 patents)

14. Akio Nakagi (2 out of 2 patents)

15. Yoshiho Toyota (2 out of 2 patents)

16 patents: Sort by Forward Citations

1. 9034988 - Resin composition containing copolymerized polyester resin (2015-05-19),

2. 5705601 - Process for producing polyester film (1998-01-06),

3. 5310848 - Resin composition for powder coating (1994-05-10),

4. 5274052 - Resin composition for powder coatings (1993-12-28),

5. 5264529 - Resin composition for powder coatings (1993-11-23),

6. 5229470 - Resin composition for matte powder coating (1993-07-20),

7. 5106905 - Colorants, polyester fibers mass-colored therewith and process for (1992-04-21),

8. 5003029 - Flame resistant polyester from di aryl-di(hydroxyalkylene oxy)aryl (1991-03-26),

9. 4940772 - Process for producing flame resistant polyester (1990-07-10),

10. 4879335 - Black liquid colorant and polyester fibers dope-dyed therewith (1989-11-07),

11. 4737567 - Phosphorus containing copoleyster (1988-04-12),

12. 4712366 - Denier-mixed composite yarn, denier-mixed special thick and thin yarn, (1987-12-15),

13. 4237261 - Process for continuously producing polyester and spun fiber (1980-12-02),

14. 4087479 - Heat-curable resin compositions for powder paints (1978-05-02),

15. 3991034 - Polyester resin composition (1976-11-09),

Nippon Ester Co., Ltd. is a leading manufacturer and supplier of ester products in Japan. With over 50 years of experience in the industry, we specialize in producing high-quality esters for various applications including food, pharmaceuticals, and cosmetics. Our commitment to innovation and customer satisfaction sets us apart as a reliable partner for businesses seeking top-notch ester solutions.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 16 2025

16 Patents

#2 in Okazaki-shi

#3,261 in Japan

#36,652 in the World

Okazaki-shi, Japan

Nippon Ester Co., Ltd.

Forward Citations = 128

41 inventors:

Katsuyoshi Atsumi (5 out of 5 patents)

Tetsuo Matsumoto (4 out of 4 patents)

Tokuzo Nozaki (4 out of 4 patents)

4. Keizo Tsujimoto (3 out of 3 patents)

5. Takayuki Imamura (3 out of 3 patents)

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