Inventor
KUMAR AMBUJ
US50 patents
⚠️ This page may combine multiple inventors who share the name “KUMAR AMBUJ”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CRYPTOGRAPHY RES INC
33 patentsUS9584509B2Feb 28, 2017
Auditing and permission provisioning mechanisms in a distributed secure asset-management infrastructure
CRYPTOGRAPHY RES INC8 citations83
US9923719B2Mar 20, 2018
Location aware cryptography
CRYPTOGRAPHY RES INC9 citations82
US11934323B2Mar 19, 2024
Diversifying a base symmetric key based on a public key
CRYPTOGRAPHY RES INC2 citations73
US11250134B2Feb 15, 2022
Secure computation environment
CRYPTOGRAPHY RES INC2 citations73
US9729331B2Aug 8, 2017
Corrupting a hash value corresponding to a key based on a revocation of the key
CRYPTOGRAPHY RES INC2 citations73
US11216389B2Jan 4, 2022
Device with multiple roots of trust
CRYPTOGRAPHY RES INC2 citations71
US11082224B2Aug 3, 2021
Location aware cryptography
CRYPTOGRAPHY RES INC2 citations71
US10417453B2Sep 17, 2019
Preemption of a container in a secure computation environment
CRYPTOGRAPHY RES INC2 citations71
US10341106B2Jul 2, 2019
Location aware cryptography
CRYPTOGRAPHY RES INC2 citations71
US10440000B2Oct 8, 2019
Secure data provisioning
CRYPTOGRAPHY RES INC2 citations70
US10999264B2May 4, 2021
Generating a device identification key from a base key for authentication with a network
CRYPTOGRAPHY RES INC2 citations68
US9436848B2Sep 6, 2016
Configurator for secure feature and key manager
CRYPTOGRAPHY RES INC3 citations68
US12229272B2Feb 18, 2025
Secure computation environment
CRYPTOGRAPHY RES INC0 citations62
US11811908B2Nov 7, 2023
Outputting a key based on an authorized sequence of operations
CRYPTOGRAPHY RES INC0 citations62
US11789625B2Oct 17, 2023
Managing privileges of different entities for an integrated circuit
CRYPTOGRAPHY RES INC0 citations62
US11582033B2Feb 14, 2023
Cryptographic management of lifecycle states
CRYPTOGRAPHY RES INC1 citations62
US11403014B2Aug 2, 2022
Managing privileges of different entities for an integrated circuit
CRYPTOGRAPHY RES INC0 citations62
US11042488B2Jun 22, 2021
Diversifying a base symmetric key based on a public key
CRYPTOGRAPHY RES INC0 citations62
US10897352B2Jan 19, 2021
Cryptographic management of lifecycle states
CRYPTOGRAPHY RES INC0 citations62
US9444623B2Sep 13, 2016
Modular exponentiation optimization for cryptographic systems
CRYPTOGRAPHY RES INC2 citations62
US12050719B2Jul 30, 2024
Preemption of a container in a secure computation environment
CRYPTOGRAPHY RES INC0 citations61
US11521203B2Dec 6, 2022
Generating a cryptographic key based on transaction data of mobile payments
CRYPTOGRAPHY RES INC1 citations61
US11010494B2May 18, 2021
Preemption of a container in a secure computation environment
CRYPTOGRAPHY RES INC0 citations61
US11706026B2Jul 18, 2023
Location aware cryptography
CRYPTOGRAPHY RES INC0 citations60
US11765149B2Sep 19, 2023
Secure data provisioning
CRYPTOGRAPHY RES INC0 citations59
US11882102B2Jan 23, 2024
Generating a device identification key from a base key for authentication with a network
CRYPTOGRAPHY RES INC0 citations58
US10884673B2Jan 5, 2021
Virtual one-time programmable memory management
CRYPTOGRAPHY RES INC0 citations57
US9768957B2Sep 19, 2017
Generation and management of multiple base keys based on a device generated key
CRYPTOGRAPHY RES INC1 citations52
US9553722B2Jan 24, 2017
Generating a key based on a combination of keys
CRYPTOGRAPHY RES INC1 citations52
US10860229B2Dec 8, 2020
Managing privileges of different entities for an integrated circuit
CRYPTOGRAPHY RES INC0 citations51
US10560260B2Feb 11, 2020
Outputting a key based on an authorized sequence of operations
CRYPTOGRAPHY RES INC0 citations51
US10218496B2Feb 26, 2019
Outputting a key based on an authorized sequence of operations
CRYPTOGRAPHY RES INC0 citations51
US10379785B2Aug 13, 2019
Virtual one-time programmable memory management
CRYPTOGRAPHY RES INC0 citations47
FORTANIX INC
9 patentsUS11095684B2Aug 17, 2021
Providing attributes of a network service
FORTANIX INC0 citations61
US12267310B2Apr 1, 2025
Self-encrypting key management system
FORTANIX INC0 citations59
US10911538B2Feb 2, 2021
Management of and persistent storage for nodes in a secure cluster
FORTANIX INC1 citations59
US12086217B2Sep 10, 2024
Geo-fencing of an application for a secure cryptographic environment
FORTANIX INC0 citations52
US11627116B2Apr 11, 2023
Secure computation of multiparty data
FORTANIX INC0 citations50
US11627117B2Apr 11, 2023
Secure search service
FORTANIX INC0 citations50
US11349822B2May 31, 2022
Runtime encryption plugin for a key management system
FORTANIX INC0 citations49
US10609006B2Mar 31, 2020
Self-encrypting key management system
FORTANIX INC0 citations48
US11481515B2Oct 25, 2022
Confidential computing workflows
FORTANIX INC0 citations43
NVIDIA CORP
5 patentsUS7747796B1Jun 29, 2010
Control data transfer rates for a serial ATA device by throttling values to control insertion of align primitives in data stream over serial ATA connection
NVIDIA CORP9 citations84
US9607714B2Mar 28, 2017
Hardware command training for memory using write leveling mechanism
NVIDIA CORP12 citations81
US9824772B2Nov 21, 2017
Hardware chip select training for memory using read commands
NVIDIA CORP4 citations70
US9368169B2Jun 14, 2016
Hardware chip select training for memory using write leveling mechanism
NVIDIA CORP4 citations70
US9378169B2Jun 28, 2016
Method and system for changing bus direction in memory systems
NVIDIA CORP0 citations40