Assignee
PINDROP SECURITY INC
US·96 granted patents·36 pending applications·600 citations·filing 2016–2025
Top patents by PatentIndex Score
132 records- 0198US9824692B1End-to-end speaker recognition using deep neural networkPINDROP SECURITY INC·Filed 2016·Granted Nov 21, 2017·182 cites·26 claims
- 0297US11670304B2Speaker recognition in the call centerPINDROP SECURITY INC·Filed 2020·Granted Jun 6, 2023·6 cites·20 claims
- 0396US10325601B2Speaker recognition in the call centerPINDROP SECURITY INC·Filed 2017·Granted Jun 18, 2019·24 cites·9 claims
- 0496US9883040B2Fraud detection in interactive voice response systemsPINDROP SECURITY INC·Filed 2016·Granted Jan 30, 2018·39 cites·17 claims
- 0595US10902105B2Fraud detection in interactive voice response systemsPINDROP SECURITY INC·Filed 2019·Granted Jan 26, 2021·12 cites·20 claims
- 0695US10679630B2Speaker recognition in the call centerPINDROP SECURITY INC·Filed 2019·Granted Jun 9, 2020·15 cites·20 claims
- 0795US10665244B1Leveraging multiple audio channels for authenticationPINDROP SECURITY INC·Filed 2019·Granted May 26, 2020·29 cites·21 claims
- 0895US10347256B2Channel-compensated low-level features for speaker recognitionPINDROP SECURITY INC·Filed 2017·Granted Jul 9, 2019·21 cites·28 claims
- 0994US10854205B2Channel-compensated low-level features for speaker recognitionPINDROP SECURITY INC·Filed 2019·Granted Dec 1, 2020·11 cites·20 claims
- 1094US10666792B1Apparatus and method for detecting new calls from a known robocaller and identifying relationships among telephone callsPINDROP SECURITY INC·Filed 2016·Granted May 26, 2020·35 cites·23 claims
- 1194US10623403B1Leveraging multiple audio channels for authenticationPINDROP SECURITY INC·Filed 2019·Granted Apr 14, 2020·20 cites·20 claims
- 1294US10362172B2Fraud detection in interactive voice response systemsPINDROP SECURITY INC·Filed 2018·Granted Jul 23, 2019·13 cites·24 claims
- 1394US9930186B2Call detail record analysis to identify fraudulent activityPINDROP SECURITY INC·Filed 2016·Granted Mar 27, 2018·12 cites·20 claims
- 1493US10397398B2Authentication using DTMF tonesPINDROP SECURITY INC·Filed 2018·Granted Aug 27, 2019·17 cites·34 claims
- 1593US10257591B2Call classification through analysis of DTMF eventsPINDROP SECURITY INC·Filed 2017·Granted Apr 9, 2019·16 cites·32 claims
- 1693US10141009B2System and method for cluster-based audio event detectionPINDROP SECURITY INC·Filed 2017·Granted Nov 27, 2018·12 cites·24 claims
- 1792US12015637B2Systems and methods for end-to-end architectures for voice spoofing detectionPINDROP SECURITY INC·Filed 2020·Granted Jun 18, 2024·6 cites·22 claims
- 1891US12525224B2Deepfake detectionPINDROP SECURITY INC·Filed 2023·Granted Jan 13, 2026·4 cites·20 claims
- 1991US12250344B2Caller verification via carrier metadataPINDROP SECURITY INC·Filed 2024·Granted Mar 11, 2025·1 cites·20 claims
- 2091US11659082B2Authentication using DTMF tonesPINDROP SECURITY INC·Filed 2020·Granted May 23, 2023·4 cites·20 claims
- 2191US11470194B2Caller verification via carrier metadataPINDROP SECURITY INC·Filed 2020·Granted Oct 11, 2022·4 cites·17 claims
- 2290US12143531B2Method and apparatus for threat identification through analysis of communications signaling, events, and participantsPINDROP SECURITY INC·Filed 2022·Granted Nov 12, 2024·2 cites·20 claims
- 2390US10904643B2Call classification through analysis of DTMF eventsPINDROP SECURITY INC·Filed 2019·Granted Jan 26, 2021·7 cites·19 claims
- 2489US11862177B2Robust spoofing detection system using deep residual neural networksPINDROP SECURITY INC·Filed 2021·Granted Jan 2, 2024·2 cites·20 claims
- 2589US11388490B2Call classification through analysis of DTMF eventsPINDROP SECURITY INC·Filed 2021·Granted Jul 12, 2022·2 cites·20 claims
- 2689US11335353B2Age compensation in biometric systems using time-interval, gender and agePINDROP SECURITY INC·Filed 2020·Granted May 17, 2022·2 cites·20 claims
- 2789US10542135B2Method and apparatus for threat identification through analysis of communications signaling, events, and participantsPINDROP SECURITY INC·Filed 2018·Granted Jan 21, 2020·8 cites·20 claims
- 2889US10440178B2Caller ID verification using call identification and block listsPINDROP SECURITY INC·Filed 2019·Granted Oct 8, 2019·4 cites·9 claims
- 2989US10142463B2Method and apparatus for threat identification through analysis of communications signaling, events, and participantsPINDROP SECURITY INC·Filed 2017·Granted Nov 27, 2018·8 cites·16 claims
- 3088US12087319B1Joint estimation of acoustic parameters from single-microphone speechPINDROP SECURITY INC·Filed 2020·Granted Sep 10, 2024·5 cites·20 claims
- 3187US12437751B2Systems and methods of speaker-independent embedding for identification and verification from audioPINDROP SECURITY INC·Filed 2024·Granted Oct 7, 2025·1 cites·20 claims
- 3287US12212709B2Call authentication at the call center using a mobile devicePINDROP SECURITY INC·Filed 2020·Granted Jan 28, 2025·2 cites·18 claims
- 3387US12015731B2Call classification through analysis of DTMF eventsPINDROP SECURITY INC·Filed 2022·Granted Jun 18, 2024·1 cites·20 claims
- 3487US11019203B2Silent caller ID verification using callback requestPINDROP SECURITY INC·Filed 2019·Granted May 25, 2021·6 cites·21 claims
- 3587US10672403B2Age compensation in biometric systems using time-interval, gender and agePINDROP SECURITY INC·Filed 2018·Granted Jun 2, 2020·4 cites·22 claims
- 3686US12380892B2Limiting identity space for voice biometric authenticationPINDROP SECURITY INC·Filed 2022·Granted Aug 5, 2025·1 cites·20 claims
- 3786US11895264B2Fraud importance systemPINDROP SECURITY INC·Filed 2021·Granted Feb 6, 2024·3 cites·20 claims
- 3886US10685008B1Feature embeddings with relative locality for fast profiling of users on streaming dataPINDROP SECURITY INC·Filed 2017·Granted Jun 16, 2020·18 cites·36 claims
- 3985US12142083B2Audiovisual deepfake detectionPINDROP SECURITY INC·Filed 2021·Granted Nov 12, 2024·1 cites·22 claims
- 4085US10873461B2Zero-knowledge multiparty secure sharing of voiceprintsPINDROP SECURITY INC·Filed 2018·Granted Dec 22, 2020·5 cites·20 claims
- 4185US10692502B2Method and apparatus for detecting spoofing conditionsPINDROP SECURITY INC·Filed 2018·Granted Jun 23, 2020·7 cites·22 claims
- 4285US10381009B2End-to-end speaker recognition using deep neural networkPINDROP SECURITY INC·Filed 2017·Granted Aug 13, 2019·4 cites·14 claims
- 4385US2026018177A1Robust spoofing detection system using deep residual neural networksPINDROP SECURITY INC·Filed 2025·Application pending·0 cites
- 4485US2026052210A1Silent caller id verification using callback requestPINDROP SECURITY INC·Filed 2025·Application pending·0 cites
- 4584US12175983B2Speaker recognition in the call centerPINDROP SECURITY INC·Filed 2024·Granted Dec 24, 2024·1 cites·20 claims
- 4684US11889024B2Caller verification via carrier metadataPINDROP SECURITY INC·Filed 2022·Granted Jan 30, 2024·1 cites·20 claims
- 4784US2025316274A1Channel-compensated low-level features for speaker recognitionPINDROP SECURITY INC·Filed 2025·Application pending·0 cites
- 4883US12525244B2End-to-end speaker recognition using deep neural networkPINDROP SECURITY INC·Filed 2024·Granted Jan 13, 2026·0 cites·20 claims
- 4982US12488072B2Passive and continuous multi-speaker voice biometricsPINDROP SECURITY INC·Filed 2021·Granted Dec 2, 2025·2 cites·24 claims
- 5081US11842748B2System and method for cluster-based audio event detectionPINDROP SECURITY INC·Filed 2020·Granted Dec 12, 2023·1 cites·20 claims
Showing the top 50 of 132 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when PINDROP SECURITY INC files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →