This inventor holds 3 USPTO granted patents and 7 published patent applications and 1 EPO patent. Top assignee: Hitachi Software Engineering Company, Ltd.. Active years: 1996-2013.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshiyuki Tsutsumi. Retrieved from https://idiyas.com/inventor/toshiyuki-tsutsumi
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
USPTO Granted Patents = 3 (Patent Applications = 7)
% Patents Active = 66.7
EPO Patents = 1 (Patent Applications = 3)
Average Co-Inventor Count = 1.9
ph-index = 2
Forward Citations = 387(Granted Patents)
Location History:
- Yokohama, JP (1996 - 1997)
- Tokyo, JP (2013)
Company Filing History:
Years Active: 1996-2013
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3 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]
7 patents pending:
IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshiyuki Tsutsumi. Retrieved from https://idiyas.com/inventor/toshiyuki-tsutsumi
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]
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]
3 patents pending (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]