This inventor holds 3 USPTO granted patents and 1 EPO patent. Top assignees: Hitachi Metals, Ltd., Ntt Communications Corporation. Active years: 2019-2020.
IDiyas Innovation Intelligence. (2026). Inventor Profile: Wataru Ohnuki. Retrieved from https://idiyas.com/inventor/wataru-ohnuki
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
% Patents Active = 100.0
EPO Patents = 1
Average Co-Inventor Count = 4.2
ph-index = 1
Company Filing History:
3 out of 2,333 
Hitachi Metals, Ltd.
1 out of 54 
Ntt Communications Corporation
where one patent can have more than one assignee
Years Active: 2019-2020
Loading Chart...
Loading Chart...
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]
IDiyas Innovation Intelligence. (2026). Inventor Profile: Wataru Ohnuki. Retrieved from https://idiyas.com/inventor/wataru-ohnuki
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]