This inventor holds 7 USPTO granted patents. Top assignees: Agency of Industrial Science and Technology, Sumitomo Chemical Company, Limited, Other. Active years: 1988-2003.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Hideo Ohkawa. Retrieved from https://idiyas.com/inventor/hideo-ohkawa
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
% Patents Active = 85.7
Average Co-Inventor Count = 4.7
ph-index = 4
Forward Citations = 34(Granted Patents)
Location History:
- Takarazuka, JP (1988)
- Hyogo, JP (1992 - 2003)
Company Filing History:

Agency of Industrial Science and Technology
Sumitomo Chemical Company, Limited
Other
Years Active: 1988-2003
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7 patents (USPTO):Explore Patents
Profile summary based on public USPTO records.
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]
IDiyas Innovation Intelligence. (2026). Inventor Profile: Hideo Ohkawa. Retrieved from https://idiyas.com/inventor/hideo-ohkawa
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]
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]