This inventor holds 9 USPTO granted patents. Top assignees: Nissan Motor Company Limited, Fujitsu Corporation, Roche Diagnostics Gmbh. Active years: 1982-2011.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Masami Hasegawa. Retrieved from https://idiyas.com/inventor/masami-hasegawa
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
% Patents Active = 88.9
Average Co-Inventor Count = 2.6
ph-index = 5
Forward Citations = 66(Granted Patents)
Location History:
- Fuji, JP (1982 - 1984)
- Yokohama, JP (1996 - 2011)
Company Filing History:
5 out of 13,420 
Nissan Motor Company Limited
2 out of 39,374 
Fujitsu Corporation
2 out of 488 
Roche Diagnostics Gmbh
4. 1 out of 1
Maruchi Kohken Co., Ltd.
where one patent can have more than one assignee
Years Active: 1982-2011
Loading Chart...
9 patents (USPTO):Explore Patents
1. 8065047 - Control apparatus of a hybrid vehicle and method for controlling the same (2011-11-22),
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: Masami Hasegawa. Retrieved from https://idiyas.com/inventor/masami-hasegawa
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]