This inventor holds 7 USPTO granted patents. Top assignees: Nippon Seiko Kabushiki Kaisha, Delphi Technologies, Inc., Nsk Corporation. Active years: 1989-2004.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Minoru Ishijima. Retrieved from https://idiyas.com/inventor/minoru-ishijima-hwmg7drw
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 = 2.1
ph-index = 5
Forward Citations = 48(Granted Patents)
Location History:
- Maebashi, JP (1989 - 1992)
- Isasaki, JP (2001)
- Isezaki, JP (2001)
- Isesaki, JP (2003 - 2004)
Company Filing History:
3 out of 355 Nippon Seiko Kabushiki Kaisha
2 out of 5,161 
Delphi Technologies, Inc.
2 out of 2,468 
Nsk Corporation
Years Active: 1989-2004
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7 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 Ishijima. Retrieved from https://idiyas.com/inventor/minoru-ishijima-hwmg7drw
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]