This inventor holds 4 USPTO granted patents. Top assignees: Gastec Corporation, National Institute of Advanced Industrial Science and Technology, Tokyo Gas Company Limited. Active years: 1998-2005.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Kunitoshi Matsunobu. Retrieved from https://idiyas.com/inventor/kunitoshi-matsunobu
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 = 4.7
ph-index = 3
Forward Citations = 26(Granted Patents)
Location History:
- Kanagawa-ken, JP (1998 - 2001)
- Yokohama, JP (2000 - 2005)
Company Filing History:
3 out of 6 Gastec Corporation
1 out of 1,766 
National Institute of Advanced Industrial Science and Technology
1 out of 193 
Tokyo Gas Company Limited
4. 1 out of 834,570 patents
Other
where one patent can have more than one assignee
Years Active: 1998-2005
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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: Kunitoshi Matsunobu. Retrieved from https://idiyas.com/inventor/kunitoshi-matsunobu
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]