Tochigi, Japan

Norihisa Watanabe

This inventor holds 2 USPTO granted patents and 2 published patent applications. Top assignee: Showa Denko K.k.. Active years: 2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Norihisa Watanabe. Retrieved from https://idiyas.com/inventor/norihisa-watanabe-8zu8p1fr

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank
USPTO Granted Patents = 2 

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1


Company Filing History:


Years Active: 2023

Loading Chart...
2 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]
Loading…