This inventor holds 4 USPTO granted patents. Top assignees: Kabushiki Kaisha Toshiba, Nippon Hodo Co., Ltd., Nippon Oil Company. Active years: 1988-1997.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Yutaka Watanabe. Retrieved from https://idiyas.com/inventor/yutaka-watanabe-bx4elsa4
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 = 2.6
ph-index = 4
Forward Citations = 19(Granted Patents)
Company Filing History:
3 out of 53,276 
Kabushiki Kaisha Toshiba
1 out of 11 Nippon Hodo Co., Ltd.
1 out of 690 Nippon Oil Company
4. 1 out of 327
Nippon Petrochemicals Company, Limited
where one patent can have more than one assignee
Years Active: 1988-1997
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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]
IDiyas Innovation Intelligence. (2026). Inventor Profile: Yutaka Watanabe. Retrieved from https://idiyas.com/inventor/yutaka-watanabe-bx4elsa4
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]