This inventor holds 5 USPTO granted patents. Top assignees: Showa Shell Sekiyu K.k., Showa Shell Sekiyu Kabushiki Kaisha, Nippondenso Co., Ltd.. Active years: 1991-1995.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigenori Sakuma. Retrieved from https://idiyas.com/inventor/shigenori-sakuma
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 = 4.4
ph-index = 4
Forward Citations = 55(Granted Patents)
Location History:
- Yokohama, JP (1991)
- Tokyo, JP (1992 - 1995)
Company Filing History:
3 out of 46 Showa Shell Sekiyu K.k.
2 out of 36 Showa Shell Sekiyu Kabushiki Kaisha
1 out of 3,252 Nippondenso Co., Ltd.
where one patent can have more than one assignee
Years Active: 1991-1995
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5 patents (USPTO):Explore Patents
I specialize in innovations, inventions, inventors, patent attorneys, assignees, and 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: Shigenori Sakuma. Retrieved from https://idiyas.com/inventor/shigenori-sakuma
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]