Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12015731 | Call classification through analysis of DTMF events | Nick Gaubitch, John Cornwell, Hassan Kingravi, David Dewey | 2024-06-18 |
| 11748463 | Fraud detection in interactive voice response systems | Kailash Patil, David Dewey, Raj Bandyopadhyay, Telvis Calhoun, Vijay Balasubramaniyan | 2023-09-05 |
| 11388490 | Call classification through analysis of DTMF events | Nick Gaubitch, John Cornwell, Hassan Kingravi, David Dewey | 2022-07-12 |
| 10902105 | Fraud detection in interactive voice response systems | Kailash Patil, David Dewey, Raj Bandyopadhyay, Telvis Calhoun, Vijay Balasubramaniyan | 2021-01-26 |
| 10904643 | Call classification through analysis of DTMF events | Nick Gaubitch, John Cornwell, Hassan Kingravi, David Dewey | 2021-01-26 |
| 10362172 | Fraud detection in interactive voice response systems | Kailash Patil, David Dewey, Raj Bandyopadhyay, Telvis Calhoun, Vijay Balasubramaniyan | 2019-07-23 |
| 10257591 | Call classification through analysis of DTMF events | Nick Gaubitch, John Cornwell, Hassan Kingravi, David Dewey | 2019-04-09 |
| 9930186 | Call detail record analysis to identify fraudulent activity | Raj Bandyopadhyay, Kailash Patil, David Dewey, Telvis Calhoun, Vijay Balasubramaniyan | 2018-03-27 |
| 9883040 | Fraud detection in interactive voice response systems | Kailash Patil, David Dewey, Raj Bandyopadhyay, Telvis Calhoun, Vijay Balasubramaniyan | 2018-01-30 |
| 6284496 | DNA vector for determining the presence of out-of-reading-frame mutations | Gary Litman, Noel A. Hawke, Robert Haire | 2001-09-04 |