For the Inventor, By the Inventor

Enter assignee name

Grand Polymer Co., Ltd.

USPTO Granted Patents = 7

Forward Citations = 221

Loading Chart...

Loading Chart...

26 inventors (with patents filed for the assignee):

Mikio Hashimoto (5 out of 27 patents)

Ikunori Sakai (2 out of 21 patents)

Tohru Takaoka (2 out of 3 patents)

4. Hideki Nakagawa (2 out of 3 patents)

5. Satoshi Matsuura (2 out of 2 patents)

6. Takayuki Nagai (1 out of 16 patents)

7. Hiroyuki Ikeuchi (1 out of 5 patents)

8. Takao Nomura (1 out of 51 patents)

9. Tadashi Imai (1 out of 4 patents)

10. Haruo Fukuda (1 out of 2 patents)

11. Tsutomu Okano (1 out of 2 patents)

12. Masatoshi Matsuda (1 out of 5 patents)

13. Hiroshi Yoshikawa (1 out of 2 patents)

14. Yasuhisa Sakakibara (1 out of 3 patents)

15. Hiroshi Satoh (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 6376628 - Process for polymerization of alpha-olefin and alpha-olefin polymer (2002-04-23),

2. 6350828 - Polypropylene resin composition and use thereof (2002-02-26),

3. 6320009 - Polypropylene resin composition and injection-molded article (2001-11-20),

4. 6306973 - Polypropylene block-copolymer resin and process for producing it (2001-10-23),

5. 6251997 - Polypropylene resin composition and injection-molded article thereof (2001-06-26),

6. 6121363 - Crystalline propylene block-copolymer composition for use in automobile (2000-09-19),

7. 6110547 - Method of molding automobile outer trim part, laminated film or sheet (2000-08-29),

Grand Polymer Co., Ltd. is a leading manufacturer of polymer products based in Taiwan. With over 20 years of experience in the industry, we specialize in producing high-quality polymer resins, additives, and compounds for a wide range of applications. Our state-of-the-art production facilities and stringent quality control processes ensure that our products meet the highest standards of performance and reliability. We are committed to innovation and customer satisfaction, providing customized solutions to meet the unique needs of each client.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

7 Patents

#236 in

#5,309 in Japan

Grand Polymer Co., Ltd.

Forward Citations = 221

26 inventors:

Mikio Hashimoto (5 out of 27 patents)

Ikunori Sakai (2 out of 21 patents)

Tohru Takaoka (2 out of 3 patents)

4. Hideki Nakagawa (2 out of 3 patents)

5. Satoshi Matsuura (2 out of 2 patents)

Please report any incorrect information to support@idiyas.com

Loading…