This inventor holds 2 USPTO granted patents. Top assignees: Nippon Kogaku K.k., Tokyo Shibaura Denki Kabushiki Kaisha. Active years: 1985.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Shigekazu Fujiwara. Retrieved from https://idiyas.com/inventor/shigekazu-fujiwara-e63bb8sw
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 = 4.0
ph-index = 2
Forward Citations = 29(Granted Patents)
Company Filing History:
2 out of 849 
Nippon Kogaku K.k.
2 out of 2,916 
Tokyo Shibaura Denki Kabushiki Kaisha
where one patent can have more than one assignee
Years Active: 1985
Loading Chart...
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: Shigekazu Fujiwara. Retrieved from https://idiyas.com/inventor/shigekazu-fujiwara-e63bb8sw
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]