Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DC

David A. Cushman — 5 Patents

DIDigimarc: 5 patents #60 of 189Top 35%
McMinnville, OR: #29 of 131 inventorsTop 25%
Oregon: #7,391 of 28,073 inventorsTop 30%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
David A. Cushman has been granted 5 US patents while listed as an inventor at Digimarc. The first was granted in 2016 and the most recent in March 2025. David A. Cushman ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list David A. Cushman in McMinnville, OR, US.

Patents per Year

Patents granted per year, 2016 to 2025Bar chart with a peak of 2 patents in 2017.peak 22016: 1 patents20162017: 2 patents20172024: 1 patents20242025: 1 patents2025

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12254611 Information-client server built on a rapid material identification platform Geoffrey B. Rhoads, Tony F. Rodriguez, William Y. Conwell 2025-03-18
11990143 Multi-mode audio recognition and auxiliary data encoding and decoding Ravi K. Sharma, Brett A. Bradley, Yang Bai, Shankar Thagadur Shivappa, Ajith M. Kamath +2 more 2024-05-21 $7,136,000
9852736 Multi-mode audio recognition and auxiliary data encoding and decoding Ravi K. Sharma, Brett A. Bradley, Yang Bai, Shankar Thagadur Shivappa, Ajith M. Kamath +1 more 2017-12-26 $4,421,000
9690967 Detecting conflicts between multiple different encoded signals within imagery Trent J. Brundage, Vojtech Holub 2017-06-27 $2,290,000
9305559 Audio watermark encoding with reversing polarity and pairwise embedding Ravi K. Sharma, Brett A. Bradley, Shankar Thagadur Shivappa, Ajith M. Kamath 2016-04-05 $2,204,000