This inventor holds 5 USPTO granted patents and 1 published patent application and 1 EPO patent. Top assignees: Honda Motor Co., Ltd., Calsonic Corporation, Calsonic Kansei Corporation. Active years: 1998-2014.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Eiji Takahashi. Retrieved from https://idiyas.com/inventor/eiji-takahashi-b3vpg0tc
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Calculating rank
USPTO Granted Patents = 5 (Patent Applications = 1)
% Patents Active = 60.0
EPO Patents = 1
Average Co-Inventor Count = 5.1
ph-index = 3
Forward Citations = 19(Granted Patents)
Location History:
- Nakano-ku, JP (1999)
- Ashikaga, JP (1998 - 2010)
- Wako, JP (2014)
Company Filing History:
3 out of 22,925 
Honda Motor Co., Ltd.
2 out of 126 Calsonic Corporation
2 out of 560 
Calsonic Kansei Corporation
4. 2 out of 13,420
Nissan Motor Company Limited
where one patent can have more than one assignee
Years Active: 1998-2014
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5 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: Eiji Takahashi. Retrieved from https://idiyas.com/inventor/eiji-takahashi-b3vpg0tc
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]
1 patent (EPO):
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]