Inventor · disambiguated record
Andrew John Leiserson
Also filed as: LEISERSON ANDREW · LEISERSON ANDREW JOHN
33 granted patents·2 pending applications·60 citations·filing 2013–2024
95Inventor score
Top patents by PatentIndex Score
35 records- 0192US10475034B2Physical and logical detections for fraud and tamperingSQUARE INC·Filed 2016·Granted Nov 12, 2019·10 cites·30 claims
- 0292US9940612B1Fraud detection in portable payment readersSQUARE INC·Filed 2016·Granted Apr 10, 2018·16 cites·15 claims
- 0389US10084771B2Secure feature and key management in integrated circuitsCRYPTOGRAPHY RES INC·Filed 2015·Granted Sep 25, 2018·5 cites·15 claims
- 0487US10878418B2Fraud detection in portable payment readersSQUARE INC·Filed 2018·Granted Dec 29, 2020·5 cites·20 claims
- 0585US10311255B2Masked gate logic for resistance to power analysisCRYPTOGRAPHY RES INC·Filed 2016·Granted Jun 4, 2019·4 cites·22 claims
- 0683US10803461B2Fraud detection in portable payment readersSQUARE INC·Filed 2016·Granted Oct 13, 2020·4 cites·16 claims
- 0782US11606279B2Secure heartbeat monitoringFORTANIX INC·Filed 2020·Granted Mar 14, 2023·2 cites·20 claims
- 0879US10771448B2Secure feature and key management in integrated circuitsCRYPTOGRAPHY RES INC·Filed 2013·Granted Sep 8, 2020·3 cites·11 claims
- 0975US11861047B2Masked gate logic for resistance to power analysisCRYPTOGRAPHY RES INC·Filed 2022·Granted Jan 2, 2024·0 cites·20 claims
- 1075US10666641B2Secure feature and key management in integrated circuitsCRYPTOGRAPHY RES INC·Filed 2018·Granted May 26, 2020·1 cites·20 claims
- 1174US12113786B2Secure feature and key management in integrated circuitsCRYPTOGRAPHY RES INC·Filed 2023·Granted Oct 8, 2024·0 cites·20 claims
- 1273US9569616B2Gate-level maskingCRYPTOGRAPHY RES INC·Filed 2014·Granted Feb 14, 2017·2 cites·18 claims
- 1372US12106307B2Detecting for fraud and tampering at a payment terminalBLOCK INC·Filed 2022·Granted Oct 1, 2024·0 cites·20 claims
- 1472US11481750B2Pairing a payment object reader with a point-of-sale terminalBLOCK INC·Filed 2015·Granted Oct 25, 2022·1 cites·21 claims
- 1570US9436848B2Configurator for secure feature and key managerCRYPTOGRAPHY RES INC·Filed 2014·Granted Sep 6, 2016·3 cites·19 claims
- 1669US11443318B2Physical and logical detections for fraud and tamperingBLOCK INC·Filed 2019·Granted Sep 13, 2022·0 cites·20 claims
- 1769US2025113394A1Device pairing for wireless communicationsBLOCK INC·Filed 2024·Application pending·0 cites
- 1868US10872175B2Erasing a cryptographic item in a memory of a device in response to a change of an operating mode of the deviceFORTANIX INC·Filed 2018·Granted Dec 22, 2020·1 cites·12 claims
- 1968US10810136B2Indexing of memory pages to provide secure memory accessFORTANIX INC·Filed 2018·Granted Oct 20, 2020·1 cites·20 claims
- 2066US11695749B2Secure feature and key management in integrated circuitsCRYPTOGRAPHY RES INC·Filed 2020·Granted Jul 4, 2023·0 cites·20 claims
- 2166US10686769B2Secure key caching clientFORTANIX INC·Filed 2017·Granted Jun 16, 2020·1 cites·20 claims
- 2266US2023105132A1Pairing A Payment Object Reader With A Point-Of-Sale TerminalBLOCK INC·Filed 2022·Application pending·0 cites
- 2364US11386236B2Masked gate logic for resistance to power analysisCRYPTOGRAPHY RES INC·Filed 2019·Granted Jul 12, 2022·0 cites·19 claims
- 2462US10911538B2Management of and persistent storage for nodes in a secure clusterFORTANIX INC·Filed 2017·Granted Feb 2, 2021·1 cites·17 claims
- 2561US11797715B2Erasing a cryptographic hem in a memory of a device in response to a change of an operating mode of the deviceFORTANIX INC·Filed 2020·Granted Oct 24, 2023·0 cites·20 claims
- 2659US11861051B2Buffer access for side-channel attack resistanceCRYPTOGRAPHY RES INC·Filed 2020·Granted Jan 2, 2024·0 cites·20 claims
- 2756US9563729B2Signal transition analysis of a circuitCRYPTOGRAPHY RES INC·Filed 2014·Granted Feb 7, 2017·0 cites·20 claims
- 2855US11095684B2Providing attributes of a network serviceFORTANIX INC·Filed 2019·Granted Aug 17, 2021·0 cites·17 claims
- 2953US10387597B2Energy analysis for differential power analysis resistanceCRYPTOGRAPHY RES INC·Filed 2014·Granted Aug 20, 2019·0 cites·17 claims
- 3049US11394546B2Encrypted data key managementFORTANIX INC·Filed 2019·Granted Jul 19, 2022·0 cites·17 claims
- 3147US10747907B2Buffer access for side-channel attack resistanceCRYPTOGRAPHY RES INC·Filed 2015·Granted Aug 18, 2020·0 cites·17 claims
- 3246US12207322B2Server-assisted pairing for wireless communicationsBLOCK INC·Filed 2015·Granted Jan 21, 2025·0 cites·16 claims
- 3344US11244077B2Securing data integrity for an applicationFORTANIX INC·Filed 2020·Granted Feb 8, 2022·0 cites·17 claims
- 3439US11057368B2Issuing a certificate based on an identification of an applicationFORTANIX INC·Filed 2018·Granted Jul 6, 2021·0 cites·16 claims
- 3534US11087315B2Server-assisted pairing for wireless communicationsSQUARE INC·Filed 2015·Granted Aug 10, 2021·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →