This inventor holds 2 USPTO granted patents. Top assignees: Hitachi Powdered Metals Co., Ltd., Hitachi Cable, Inc.. Active years: 2004-2008.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Minoru Shirahige. Retrieved from https://idiyas.com/inventor/minoru-shirahige
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Calculating rank
% Patents Active = 50.0
Average Co-Inventor Count = 3.7
ph-index = 2
Forward Citations = 21(Granted Patents)
Company Filing History:
2 out of 149 Hitachi Powdered Metals Co., Ltd.
1 out of 836 
Hitachi Cable, Inc.
where one patent can have more than one assignee
Years Active: 2004-2008
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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: Minoru Shirahige. Retrieved from https://idiyas.com/inventor/minoru-shirahige
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]