Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David Dewey — 21 Patents

PSPindrop Security: 13 patents #6 of 40Top 15%
IBM: 6 patents #16,491 of 70,183Top 25%
HP: 2 patents #7,666 of 16,619Top 50%
Alpharetta, GA: #101 of 1,936 inventorsTop 6%
Georgia: #1,327 of 35,610 inventorsTop 4%
Overall (All Time): #201,324 of 4,157,543Top 5%
21 Patents All Time
David Dewey has been granted 21 US patents while listed as an inventor at Pindrop Security. The first was granted in 2011 and the most recent in June 2024. David Dewey ranks #201,324 of 4,157,543 US inventors in our database (top 4.8%). Patent records list David Dewey in Alpharetta, GA, US.

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12015731 Call classification through analysis of DTMF events Nick Gaubitch, Scott Strong, John Cornwell, Hassan Kingravi 2024-06-18
11748463 Fraud detection in interactive voice response systems Scott Strong, Kailash Patil, Raj Bandyopadhyay, Telvis Calhoun, Vijay Balasubramaniyan 2023-09-05
11388490 Call classification through analysis of DTMF events Nick Gaubitch, Scott Strong, John Cornwell, Hassan Kingravi 2022-07-12
10904643 Call classification through analysis of DTMF events Nick Gaubitch, Scott Strong, John Cornwell, Hassan Kingravi 2021-01-26
10902105 Fraud detection in interactive voice response systems Scott Strong, Kailash Patil, Raj Bandyopadhyay, Telvis Calhoun, Vijay Balasubramaniyan 2021-01-26
10841802 Call authentication using call forwarding Payas Gupta 2020-11-17
10666792 Apparatus and method for detecting new calls from a known robocaller and identifying relationships among telephone calls Aude Claire Marzuoli, Hassan Kingravi 2020-05-26
10554420 Wireless connections to a wireless access point Thomas J. Cross, Takehiro Takahashi 2020-02-04 $2,135,000
10375248 Call authentication using call forwarding Payas Gupta 2019-08-06
10362172 Fraud detection in interactive voice response systems Scott Strong, Kailash Patil, Raj Bandyopadhyay, Telvis Calhoun, Vijay Balasubramaniyan 2019-07-23
10257591 Call classification through analysis of DTMF events Nick Gaubitch, Scott Strong, John Cornwell, Hassan Kingravi 2019-04-09
10027816 Call authentication using call forwarding Payas Gupta 2018-07-17
9954687 Establishing a wireless connection to a wireless access point Thomas J. Cross, Takehiro Takahashi 2018-04-24 $2,845,000
9930186 Call detail record analysis to identify fraudulent activity Raj Bandyopadhyay, Kailash Patil, Scott Strong, Telvis Calhoun, Vijay Balasubramaniyan 2018-03-27
9883040 Fraud detection in interactive voice response systems Scott Strong, Kailash Patil, Raj Bandyopadhyay, Telvis Calhoun, Vijay Balasubramaniyan 2018-01-30
9300677 Data security system Darrell O. Swope 2016-03-29 $2,226,000
9197420 Using information in a digital certificate to authenticate a network of a wireless access point Thomas J. Cross, Takehiro Takahashi 2015-11-24 $3,572,000
8966635 Software module object analysis 2015-02-24 $6,320,000
8806464 Process flow optimized directed graph traversal 2014-08-12 $15,110,000
8201245 System, method and program product for detecting computer attacks Robert G. Freeman, Paul E. Griswold 2012-06-12 $5,600,000
8010522 System, method and program product for detecting SQL queries injected into data fields of requests made to applications David Charles Means 2011-08-30 $4,619,000