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USPTO Data Jan 1 1976 - Oct 27 2026
1 Patents
#6,105 in Tokyo
#15,762 in Japan
Maruzen Polymer Company, Ltd.
Forward Citations = 14
6 inventors:
Maruzen Polymer Company, Ltd.
Calculating rank
Forward Citations = 14
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6 inventors (with patents filed for the assignee):
Sakae Kamiyama (1 out of 5 patents)
Masao Kawahara (1 out of 4 patents)
Kunihiro Inamatsu (1 out of 2 patents)
4. Keizo Kase (1 out of 2 patents)
5. Tsuyoshi Matsumoto (1 out of 4 patents)
6. Kouji Mizokami (1 out of 1 patent)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Maruzen Polymer Company, Ltd.. Retrieved from https://idiyas.com/company/maruzen-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]