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For the Inventor, By the Inventor

Tokyo, Japan

Karen Stephen

This inventor holds 4 USPTO granted patents and 24 published patent applications. Top assignee: Nec Corporation. Active years: 2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Karen Stephen. Retrieved from https://idiyas.com/inventor/karen-stephen

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

Calculating rank
USPTO Granted Patents = 4 

Average Co-Inventor Count = 9.0

ph-index = 1


Company Filing History:

goldMedal4 out of 36,735 
 
Nec Corporation
 patents

Years Active: 2026

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4 patents (USPTO):Explore Patents
1. 12725412 - Video analysis apparatus, video analysis method, and non-transitory storage medium (2026-09-01),
2. 12664677 - Image analysis apparatus, image analysis method, and a non-transitory storage medium (2026-06-23),
3. 12626513 - Information processing apparatus, information processing method, and non-transitory storage medium (2026-05-12),
4. 12625904 - Information processing apparatus, information processing method, and non-transitory computer readable medium for image retrieval based on pose information (2026-05-12),
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]
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