This inventor holds 4 USPTO granted patents. Top assignees: Mitsubishi Heavy Industries Limited, Mitsubishi Jukogyo Kabushiki Kaisha, Other. Active years: 1998-2002.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Kikuo Tokunaga. Retrieved from https://idiyas.com/inventor/kikuo-tokunaga
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
% Patents Active = 100.0
Average Co-Inventor Count = 5.8
ph-index = 2
Forward Citations = 11(Granted Patents)
Location History:
- Nagasaki, JP (1998 - 2001)
- Nagasaki-ken, JP (2002)
Company Filing History:
2 out of 4,746 
Mitsubishi Heavy Industries Limited
1 out of 1,326 
Mitsubishi Jukogyo Kabushiki Kaisha
1 out of 834,513 Other
Years Active: 1998-2002
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4 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: Kikuo Tokunaga. Retrieved from https://idiyas.com/inventor/kikuo-tokunaga
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]