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USPTO Data Jan 1 1976 - Oct 13 2026
3 Patents
#952 in Osaka
#8,929 in Japan
Sumiron Co., Ltd.
Forward Citations = 0
7 inventors:
Sumiron Co., Ltd.
EPO Patents = 1
Trademarks = 1
Forward Citations = 0
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7 inventors (with patents filed for the assignee):
Soichiro Hiraki (1 out of 1 patent)
Koji Ohguma (1 out of 16 patents)
Mikio Yamahiro (1 out of 24 patents)
4. Taro Magatani (1 out of 1 patent)
5. Shigetaka Ikemoto (1 out of 1 patent)
6. Eiji Haruyama (1 out of 1 patent)
7. Takehiro Tsumura (1 out of 1 patent)
3 patents:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sumiron Co., Ltd.. Retrieved from https://idiyas.com/company/sumiron-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]
1 patent (EPO):
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]