This inventor holds 4 USPTO granted patents and 3 published patent applications and 2 EPO patents. Top assignee: Yamaha Corporation. Active years: 1994-2010.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomoyuki Kageyama. Retrieved from https://idiyas.com/inventor/tomoyuki-kageyama
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
USPTO Granted Patents = 4 (Patent Applications = 3)
% Patents Active = 75.0
EPO Patents = 2
Average Co-Inventor Count = 1.6
ph-index = 4
Forward Citations = 25(Granted Patents)
Location History:
- Hamamatsu, JP (1994)
- Meguro-ku, JP (2009)
- Tokyo, JP (2007 - 2010)
Company Filing History:
Years Active: 1994-2010
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4 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]
3 patents pending:
IDiyas Innovation Intelligence. (2026). Inventor Profile: Tomoyuki Kageyama. Retrieved from https://idiyas.com/inventor/tomoyuki-kageyama
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]
2 patents (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]