Inventor
GARG CHANDAN
IN41 patents
⚠️ This page may combine multiple inventors who share the name “GARG CHANDAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MASTERCARD INTERNATIONAL INC
39 patentsUS11462120B2Oct 4, 2022
Method and system for conducting examinations over blockchain
MASTERCARD INTERNATIONAL INC2 citations73
US11032078B2Jun 8, 2021
Method and system for blockchain wallet dynamic private key
MASTERCARD INTERNATIONAL INC2 citations70
US11025431B2Jun 1, 2021
Method and system for two factor authentication for blockchain transactions
MASTERCARD INTERNATIONAL INC5 citations70
US11488145B2Nov 1, 2022
Method and system for user-based distributed ledgers
MASTERCARD INTERNATIONAL INC2 citations68
US12067539B2Aug 20, 2024
Method and system for a failsafe mechanism for blockchain wallets
MASTERCARD INTERNATIONAL INC2 citations67
US11928665B2Mar 12, 2024
Methods and systems for facilitating a payment transaction over a secure radio frequency connection
MASTERCARD INTERNATIONAL INC2 citations67
US11734655B2Aug 22, 2023
Method and system for a failsafe mechanism for blockchain wallets
MASTERCARD INTERNATIONAL INC2 citations67
US11336457B2May 17, 2022
Method and system for pre-authorization of orphaned blockchain transactions
MASTERCARD INTERNATIONAL INC2 citations63
US12033137B2Jul 9, 2024
Method and system for improved blockchain performance through aggregation
MASTERCARD INTERNATIONAL INC0 citations62
US11943333B2Mar 26, 2024
Method and system for optimizing transaction flow for blockchain mining and confirmation
MASTERCARD INTERNATIONAL INC0 citations62
US11775962B2Oct 3, 2023
Method and system for improved blockchain performance through aggregation
MASTERCARD INTERNATIONAL INC0 citations62
US11323244B2May 3, 2022
Method and system for optimizing transaction flow for blockchain mining and confirmation
MASTERCARD INTERNATIONAL INC0 citations62
US11829995B2Nov 28, 2023
Method and system for optimizing blockchain parsing using a wallet's static characteristics
MASTERCARD INTERNATIONAL INC0 citations61
US11809415B2Nov 7, 2023
Method and system for data localization-compliant blockchain processing and storage
MASTERCARD INTERNATIONAL INC0 citations61
US11531980B2Dec 20, 2022
Method and system for optimizing blockchain parsing using a wallet's static characteristics
MASTERCARD INTERNATIONAL INC0 citations61
US11301459B2Apr 12, 2022
Method and system for data localization-compliant blockchain processing and storage
MASTERCARD INTERNATIONAL INC1 citations61
US11374962B2Jun 28, 2022
Method and system for prevention of spam attacks on a blockchain network
MASTERCARD INTERNATIONAL INC0 citations60
US11915228B2Feb 27, 2024
Method and system for prevention of lost currency in blockchain networks to missing wallets
MASTERCARD INTERNATIONAL INC0 citations59
US11373171B2Jun 28, 2022
Method and system for prevention of lost currency in blockchain networks to missing wallets
MASTERCARD INTERNATIONAL INC0 citations59
US10958420B2Mar 23, 2021
Method and system for blockchain-implemented project management
MASTERCARD INTERNATIONAL INC1 citations59
US11954673B2Apr 9, 2024
Method and system for user-based distributed ledgers
MASTERCARD INTERNATIONAL INC0 citations57
US12112317B2Oct 8, 2024
Method and system for optimization of data storage for distributed ledgers
MASTERCARD INTERNATIONAL INC0 citations56
US11580533B2Feb 14, 2023
Method and system for optimization of data storage for distributed ledgers
MASTERCARD INTERNATIONAL INC0 citations56
US11064027B2Jul 13, 2021
Method and system for dynamic license plate numbers
MASTERCARD INTERNATIONAL INC0 citations56
US12386815B2Aug 12, 2025
Method and system for dynamic addition of blocks in a blockchain
MASTERCARD INTERNATIONAL INC0 citations52
US12346885B2Jul 1, 2025
Method and system for control of PII through limiting transfers on blockchain
MASTERCARD INTERNATIONAL INC0 citations52
US11316706B2Apr 26, 2022
Method and system for using dynamic private keys to secure data file retrieval
MASTERCARD INTERNATIONAL INC0 citations52
US11562335B2Jan 24, 2023
Method and system for facilitating ATM transactions using blockchain
MASTERCARD INTERNATIONAL INC0 citations51
US11972400B2Apr 30, 2024
Method and system of faster proof-of-work in distributed ledger
MASTERCARD INTERNATIONAL INC0 citations49
US11373175B2Jun 28, 2022
Method and system for linkage of blockchain private keys
MASTERCARD INTERNATIONAL INC0 citations49
US12093246B2Sep 17, 2024
Method and system for improved consensus using bootstrap resampling
MASTERCARD INTERNATIONAL INC0 citations48
US11620651B2Apr 4, 2023
Method and system for blocking and unblocking merchants for future transactions
MASTERCARD INTERNATIONAL INC0 citations48
US12430645B2Sep 30, 2025
Method and system for authorization and settlement in blockchain transactions
MASTERCARD INTERNATIONAL INC0 citations47
US11443156B2Sep 13, 2022
Methods and systems for displaying health status of a payment card
MASTERCARD INTERNATIONAL INC0 citations47
US11341161B2May 24, 2022
Method and system for grouping of blockchain nodes for greater consensus
MASTERCARD INTERNATIONAL INC0 citations47
US11556948B2Jan 17, 2023
Method and system for using recycling to improve blockchain mining
MASTERCARD INTERNATIONAL INC0 citations46
US11443311B2Sep 13, 2022
Method and system for blockchain transaction confirmation for small merchants
MASTERCARD INTERNATIONAL INC0 citations46
US11200595B2Dec 14, 2021
Method and system for spam prevention in blockchain advertising
MASTERCARD INTERNATIONAL INC0 citations46
US11875357B2Jan 16, 2024
Method and system of using miner commitment to reward proofs
MASTERCARD INTERNATIONAL INC0 citations44