This inventor holds 5 USPTO granted patents. Top assignees: Shiseido Company, Limited, The Furukawa Electric Co., Ltd., Toppan Printing Co., Ltd.. Active years: 1983-1992.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomoyuki Haga. Retrieved from https://idiyas.com/inventor/tomoyuki-haga-posiq1wp
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 = 2.1
ph-index = 4
Forward Citations = 103(Granted Patents)
Location History:
- Tokyo, JP (1983)
- Yokohama, JP (1989 - 1990)
- Kanagawa, JP (1992)
Company Filing History:
5 out of 1,040 
Shiseido Company, Limited
1 out of 2,643 
The Furukawa Electric Co., Ltd.
1 out of 1,269 
Toppan Printing Co., Ltd.
where one patent can have more than one assignee
Years Active: 1983-1992
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5 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: Tomoyuki Haga. Retrieved from https://idiyas.com/inventor/tomoyuki-haga-posiq1wp
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]