Company Badge
USPTO Data Jan 1 1976 - Nov 3 2026
1 Patents
#6,110 in Tokyo
#15,774 in Japan
Ohtomo Chemical Ind., Corp.
Forward Citations = 22
7 inventors:
Ohtomo Chemical Ind., Corp.
Calculating rank
Forward Citations = 22
Loading Chart...
Loading Chart...
7 inventors (with patents filed for the assignee):
Etsuo Kiuchi (1 out of 15 patents)
Shingo Kaburagi (1 out of 4 patents)
Akio Ashida (1 out of 4 patents)
4. Kohei Toyama (1 out of 15 patents)
5. Kazuo Hayakawa (1 out of 10 patents)
6. Kuniaki Noami (1 out of 1 patent)
7. Takara Ito (1 out of 1 patent)
1 patent:
IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ohtomo Chemical Ind., Corp.. Retrieved from https://idiyas.com/company/ohtomo-chemical-ind
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]