Inventor
GUPTA Payas
US26 patents
⚠️ This page may combine multiple inventors who share the name “GUPTA Payas”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PINDROP SECURITY INC
25 patentsUS10665244B1May 26, 2020
Leveraging multiple audio channels for authentication
PINDROP SECURITY INC29 citations93
US10623403B1Apr 14, 2020
Leveraging multiple audio channels for authentication
PINDROP SECURITY INC20 citations93
US10397398B2Aug 27, 2019
Authentication using DTMF tones
PINDROP SECURITY INC17 citations93
US11659082B2May 23, 2023
Authentication using DTMF tones
PINDROP SECURITY INC4 citations85
US11019203B2May 25, 2021
Silent caller ID verification using callback request
PINDROP SECURITY INC6 citations83
US12212709B2Jan 28, 2025
Call authentication at the call center using a mobile device
PINDROP SECURITY INC2 citations74
US10027816B2Jul 17, 2018
Call authentication using call forwarding
PINDROP SECURITY INC2 citations73
US10440178B2Oct 8, 2019
Caller ID verification using call identification and block lists
PINDROP SECURITY INC4 citations72
US12525224B2Jan 13, 2026
Deepfake detection
PINDROP SECURITY INC4 citations70
US10873461B2Dec 22, 2020
Zero-knowledge multiparty secure sharing of voiceprints
PINDROP SECURITY INC5 citations64
US12380892B2Aug 5, 2025
Limiting identity space for voice biometric authentication
PINDROP SECURITY INC1 citations63
US12457291B2Oct 28, 2025
Silent caller ID verification using callback request
PINDROP SECURITY INC0 citations62
US12424224B2Sep 23, 2025
Limiting identity space for voice biometric authentication
PINDROP SECURITY INC0 citations62
US12256040B2Mar 18, 2025
Authentication using DTMF tones
PINDROP SECURITY INC0 citations62
US12159633B2Dec 3, 2024
Enrollment and authentication over a phone call in call centers
PINDROP SECURITY INC0 citations62
US11783839B2Oct 10, 2023
Enrollment and authentication over a phone call in call centers
PINDROP SECURITY INC0 citations62
US11283919B2Mar 22, 2022
Caller ID verification using call identification and block lists
PINDROP SECURITY INC0 citations62
US12592220B2Mar 31, 2026
Deepfake detection
PINDROP SECURITY INC0 citations57
US10841802B2Nov 17, 2020
Call authentication using call forwarding
PINDROP SECURITY INC0 citations52
US10375248B2Aug 6, 2019
Call authentication using call forwarding
PINDROP SECURITY INC0 citations52
US10735581B2Aug 4, 2020
Authentication using DTMF tones
PINDROP SECURITY INC0 citations51
US10715660B2Jul 14, 2020
Caller ID verification using call identification and block lists
PINDROP SECURITY INC0 citations51
US12489760B2Dec 2, 2025
Omni channel authentication
PINDROP SECURITY INC0 citations50
US12562150B2Feb 24, 2026
Deepfake detection
PINDROP SECURITY INC0 citations47
US12432299B2Sep 30, 2025
Carrier signaling based authentication and fraud detection
PINDROP SECURITY INC0 citations43