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USPTO Data Jan 1 1976 - Oct 13 2026
1 Patents
#543 in Kanagawa
#15,745 in Japan
Shinwa Frontech Corp.
Forward Citations = 0
3 inventors:
Shinwa Frontech Corp.
% Expired Patents = 100.0
Forward Citations = 0
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3 inventors (with patents filed for the assignee):
Yasuto Watanabe (1 out of 16 patents)
Kunio Watanabe (1 out of 54 patents)
Hiroyuki Fujita (1 out of 9 patents)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Shinwa Frontech Corp.. Retrieved from https://idiyas.com/company/shinwa-frontech
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]