This inventor holds 2 USPTO granted patents, plus 1 CIPO patent. Top assignees: Fujitsu Corporation, Usac Electronic Industrial Co., Ltd.. Active years: 1983-1991.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshihiro Sakai. Retrieved from https://idiyas.com/inventor/toshihiro-sakai
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
% Patents Active = 100.0
CIPO Patents = 1
Average Co-Inventor Count = 2.4
ph-index = 2
Forward Citations = 41(Granted Patents)
Location History:
- Kawasaki, JP (1983)
- Yokohama, JP (1991)
Company Filing History:
2 out of 39,371 
Fujitsu Corporation
1 out of 1 Usac Electronic Industrial Co., Ltd.
where one patent can have more than one assignee
Years Active: 1983-1991
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2 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: Toshihiro Sakai. Retrieved from https://idiyas.com/inventor/toshihiro-sakai
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]
1 patent (CIPO):
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]