This inventor holds 3 USPTO granted patents and 1 published patent application. Top assignees: The Japan Steel Works, Ltd., Kabushiki Kaisha Meiki Seisakusho. Active years: 2016-2023.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Hisanaga Tajima. Retrieved from https://idiyas.com/inventor/hisanaga-tajima
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
USPTO Granted Patents = 3 (Patent Applications = 1)
% Patents Active = 100.0
Average Co-Inventor Count = 4.3
ph-index = 1
Forward Citations = 1(Granted Patents)
Location History:
- Inazawa, JP (2016 - 2021)
- Shinagawa-ku, JP (2023)
Company Filing History:
2 out of 451 
The Japan Steel Works, Ltd.
1 out of 78 Kabushiki Kaisha Meiki Seisakusho
Years Active: 2016-2023
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3 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]
1 patent pending:
IDiyas Innovation Intelligence. (2026). Inventor Profile: Hisanaga Tajima. Retrieved from https://idiyas.com/inventor/hisanaga-tajima
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]