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Nippon Gohsei Kagaku Kogyo Kabushiki Kaisha

USPTO Granted Patents = 125

EPO Patents = 2

Forward Citations = 1,193

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162 inventors (with patents filed for the assignee):

Hiroshi Takida (23 out of 23 patents)

Takamasa Moriyama (14 out of 16 patents)

Teruo Iwanami (11 out of 12 patents)

4. Masayasu Hasegawa (11 out of 11 patents)

5. Makoto Kunieda (7 out of 9 patents)

6. Kenji Ninomiya (7 out of 11 patents)

7. Hideo Nishikawa (7 out of 7 patents)

8. Tsukasa Oishi (6 out of 6 patents)

9. Kuniyoshi Asano (6 out of 6 patents)

10. Tomoyoshi Uemura (6 out of 6 patents)

11. Tetsuo Moriya (6 out of 7 patents)

12. Yasuo Kotani (6 out of 7 patents)

13. Masahiko Miyashita (6 out of 7 patents)

14. Takeo Kawabata (5 out of 5 patents)

15. Susumu Kondo (5 out of 6 patents)

Core Competencies:

Saponified Ethylene-Vinyl Acetate Copolymer

Vinyl Ester Resin

Aqueous Coating Composition

Biodegradable Resin Compositions

Polyvinyl Alcohol Resin

Halogen-Containing Thermoplastic Resin

Multi-Layered Laminate

Suspension Polymerization

Hot-Melt Adhesive

Oxidation-Treated Polymer

Water-Absorbent Resin

Angiotensin Converting Enzyme

125 patents: Sort by Forward Citations

1. 6610233 - Saponified ethylene-vinyl acetate copolymer pellets and method for their production (2003-08-26),

2. 6576704 - Method for continuous treatment of saponified ethylene-vinyl acetate copolymer (2003-06-10),

3. 6573327 - Highly stable aqueous solution of partially saponified vinyl ester resin (2003-06-03),

4. 6565938 - Resin composition and layered product (2003-05-20),

5. 6559254 - Method of producing a vinyl acetate polymer and its saponification product (2003-05-06),

6. 6451967 - Method of drying saponified ethylene-vinyl acetate copolymers (2002-09-17),

7. 6432552 - Saponified ethylene-vinyl acetate copolymer and laminate (2002-08-13),

8. 6353048 - Resin composition and laminate (2002-03-05),

9. 6329461 - Silicone-containing aqueous coating composition and method of producing same (2001-12-11),

10. 6232382 - Saponified ethylene-vinyl acetate copolymer resin composition and laminate having a layer of said resin composition (2001-05-15),

11. 6174949 - Resin composition, process for preparing the same, and laminate containing layer of said resin composition (2001-01-16),

12. 5977273 - Process for suspension polymerization of vinyl chloride with carboxyl (1999-11-02),

13. 5958313 - Purging agent (1999-09-28),

14. 5849840 - Dispersing stabilizer (1998-12-15),

15. 5849376 - Multi-layered laminate comprising hydrolyzed EVOH and use thereof (1998-12-15),

Nippon Gohsei Kagaku Kogyo Kabushiki Kaisha is a global chemical company that specializes in the production and distribution of synthetic resins and specialty chemicals. With a strong focus on innovation and sustainability, Nippon Gohsei aims to provide high-quality products and solutions to various industries including packaging, automotive, food, and healthcare. Visit their website for more information about their products, services, and commitment to environmental responsibility.

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

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USPTO Data Jan 1 1976 - Dec 9 2025

125 Patents

#92 in Osaka

#955 in Japan

#6,212 in the World

Nippon Gohsei Kagaku Kogyo Kabushiki Kaisha

Forward Citations = 1,193

162 inventors:

Hiroshi Takida (23 out of 23 patents)

Takamasa Moriyama (14 out of 16 patents)

Teruo Iwanami (11 out of 12 patents)

4. Masayasu Hasegawa (11 out of 11 patents)

5. Makoto Kunieda (7 out of 9 patents)

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