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USPTO Patent Rankings Data through Dec 31, 2025
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William Y. Conwell — 5 Patents in 2016

DIDigimarc: 5 patents #6 of 48Top 15%
Portland, OR: #145 of 1,621 inventorsTop 9%
Oregon: #285 of 4,070 inventorsTop 8%
Overall (2016): #22,367 of 481,213Top 5%
5 Patents 2016

Issued Patents 2016

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9445763 Physiologic audio fingerprinting Bruce L. Davis, Tony F. Rodriguez, Shankar Thagadur Shivappa, Ravi K. Sharma, Richard F. Gibson 2016-09-20 $1,227,000
9401541 Methods and systems useful in connection with multipath 2016-07-26 $1,058,000
9336599 Determining proximity of a mobile device to a subject based on shadow analysis 2016-05-10 $4,341,000
9330427 Smartphone-based methods and systems 2016-05-03 $2,242,000
9292513 Methods for identifying audio or video content 2016-03-22 $947,000