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USPTO Data Jan 1 1976 - Oct 27 2026
7 Patents
#158 in
#5,462 in Japan
Grand Polymer Co., Ltd.
Forward Citations = 222
26 inventors:
Grand Polymer Co., Ltd.
Calculating rank
Forward Citations = 222
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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 17 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:
Company Overview
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.
Profile summary synthesized from public USPTO records and patent filings.
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Grand Polymer Co., Ltd.. Retrieved from https://idiyas.com/company/grand-polymer-company
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]