John FLETCHER

Person

London, GB

People

Patents Grantslast 30 patents

Information Patent Grant
Computer-implemented method and system for transferring access to a...
- Patent number 12,341,908
- Issue date Jun 24, 2025
- nChain Licensing AG
- John Fletcher
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Computer-implemented systems and methods relating to a binary block...
- Patent number 12,341,892
- Issue date Jun 24, 2025
- nChain Licensing AG
- John Fletcher
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Secure transfer between blockchains
- Patent number 12,284,268
- Issue date Apr 22, 2025
- nChain Licensing AG
- John Fletcher
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Computer-implemented system and method providing a decentralised pr...
- Patent number 12,284,287
- Issue date Apr 22, 2025
- nChain Licensing AG
- John Fletcher
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Rapid distributed consensus on blockchain
- Patent number 12,273,438
- Issue date Apr 8, 2025
- nChain Licensing AG
- John Fletcher
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Systems and methods for addressing security-related vulnerabilities...
- Patent number 12,243,054
- Issue date Mar 4, 2025
- nChain Licensing AG
- John Fletcher
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Methods and systems for blockchain-implemented event-lock encryption
- Patent number 12,192,338
- Issue date Jan 7, 2025
- nChain Licensing AG
- John Fletcher
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for avoiding or reducing cryptographically stra...
- Patent number 12,141,798
- Issue date Nov 12, 2024
- nChain Licensing AG
- John Fletcher
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Secure re-use of private key for dynamic group of nodes
- Patent number 12,058,233
- Issue date Aug 6, 2024
- nChain Licensing AG
- John Fletcher
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Rapid distributed consensus on blockchain
- Patent number 12,003,616
- Issue date Jun 4, 2024
- nChain Licensing AG
- John Fletcher
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Systems and methods for addressing security-related vulnerabilities...
- Patent number 11,983,709
- Issue date May 14, 2024
- nChain Licensing AG
- John Fletcher
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Computer implemented method and system for transferring access to a...
- Patent number 11,979,507
- Issue date May 7, 2024
- nChain Licensing AG
- John Fletcher
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for mining on a Proof-of-Work blockchain network
- Patent number 11,979,499
- Issue date May 7, 2024
- nChain Licensing AG
- Craig Steven Wright
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Rapid distributed consensus on blockchain
- Patent number 11,876,887
- Issue date Jan 16, 2024
- nChain Licensing AG
- John Fletcher
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Controlled cryptographic private key release
- Patent number 11,870,894
- Issue date Jan 9, 2024
- nChain Licensing AG
- John Fletcher
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Computer-implemented system and method providing a decentralised pr...
- Patent number 11,818,269
- Issue date Nov 14, 2023
- nChain Licensing AG
- John Fletcher
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Methods and systems for blockchain-implemented event-lock encryption
- Patent number 11,799,637
- Issue date Oct 24, 2023
- nChain Licensing AG
- John Fletcher
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for addressing security-related vulnerabilities...
- Patent number 11,687,922
- Issue date Jun 27, 2023
- nChain Licensing AG
- John Fletcher
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Computer implemented method and system for transferring access to a...
- Patent number 11,641,283
- Issue date May 2, 2023
- nChain Licensing AG
- John Fletcher
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Computer-implemented systems and methods relating to a binary block...
- Patent number 11,616,649
- Issue date Mar 28, 2023
- nChain Licensing AG
- John Fletcher
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Secure transfer between blockchains
- Patent number 11,538,023
- Issue date Dec 27, 2022
- nChain Licensing AG
- John Fletcher
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Computer-implemented systems and methods for authorising blockchain...
- Patent number 11,429,956
- Issue date Aug 30, 2022
- NCHAIN HOLDINGS LIMITED
- Silvia Bartolucci
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Secure re-use of private key for dynamic group of nodes
- Patent number 11,403,622
- Issue date Aug 2, 2022
- nChain Licensing AG
- John Fletcher
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Computer-implemented system and method providing a decentralized pr...
- Patent number 11,356,263
- Issue date Jun 7, 2022
- nChain Licensing AG
- John Fletcher
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Rapid distributed consensus on blockchain
- Patent number 11,348,095
- Issue date May 31, 2022
- nChain Licensing AG
- John Fletcher
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Controlled cryptographic private key release
- Patent number 11,329,807
- Issue date May 10, 2022
- nChain Licensing AG
- John Fletcher
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Methods and systems for blockchain-implemented event-lock encryption
- Patent number 11,159,313
- Issue date Oct 26, 2021
- NCHAIN HOLDINGS LIMITED
- John Fletcher
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
METHODS AND SYSTEMS FOR BLOCKCHAIN-IMPLEMENTED EVENT-LOCK ENCRYPTION
- Publication number 20250132903
- Publication date Apr 24, 2025
- nChain Licensing AG
- John FLETCHER
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEMS AND METHODS FOR AVOIDING OR REDUCING CRYPTOGRAPHICALLY STRA...
- Publication number 20250021971
- Publication date Jan 16, 2025
- nChain Licensing AG
- John FLETCHER
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
COMPUTER-IMPLEMENTED METHOD AND SYSTEM FOR TRANSFERRING ACCESS TO A...
- Publication number 20240333525
- Publication date Oct 3, 2024
- nChain Licensing AG
- John FLETCHER
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEMS AND METHODS FOR ADDRESSING SECURITY-RELATED VULNERABILITIES...
- Publication number 20240265384
- Publication date Aug 8, 2024
- nChain Licensing AG
- John FLETCHER
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SECURE RE-USE OF PRIVATE KEY FOR DYNAMIC GROUP OF NODES
- Publication number 20240235812
- Publication date Jul 11, 2024
- nChain Licensing AG
- John FLETCHER
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
RAPID DISTRIBUTED CONSENSUS ON BLOCKCHAIN
- Publication number 20240171376
- Publication date May 23, 2024
- nChain Licensing AG
- John FLETCHER
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CONTROLLED CRYPTOGRAPHIC PRIVATE KEY RELEASE
- Publication number 20240113868
- Publication date Apr 4, 2024
- nChain Licensing AG
- John FLETCHER
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHODS AND SYSTEMS FOR BLOCKCHAIN-IMPLEMENTED EVENT-LOCK ENCRYPTION
- Publication number 20240064007
- Publication date Feb 22, 2024
- nChain Licensing AG
- John FLETCHER
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMPUTER-IMPLEMENTED SYSTEM AND METHOD PROVIDING A DECENTRALISED PR...
- Publication number 20240048387
- Publication date Feb 8, 2024
- nChain Licensing AG
- John FLETCHER
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
BLOCKCHAIN
- Publication number 20230410102
- Publication date Dec 21, 2023
- Cambridge Cryptographic Ltd
- John FLETCHER
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
BLOCKCHAIN
- Publication number 20230410101
- Publication date Dec 21, 2023
- Cambridge Cryptographic Ltd
- Ying CHAN
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEMS AND METHODS FOR ADDRESSING SECURITY-RELATED VULNERABILITIES...
- Publication number 20230289788
- Publication date Sep 14, 2023
- nChain Licensing AG
- John FLETCHER
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
COMPUTER-IMPLEMENTED SYSTEMS AND METHODS RELATING TO A BINARY BLOCK...
- Publication number 20230283473
- Publication date Sep 7, 2023
- nChain Licensing AG
- John FLETCHER
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SECURE TRANSFER BETWEEN BLOCKCHAINS
- Publication number 20230237468
- Publication date Jul 27, 2023
- nChain Licensing AG
- John FLETCHER
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
COMPUTER IMPLEMENTED METHOD AND SYSTEM FOR TRANSFERRING ACCESS TO A...
- Publication number 20230231727
- Publication date Jul 20, 2023
- nChain Licensing AG
- John FLETCHER
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMPUTER-IMPLEMENTED SYSTEMS AND METHODS FOR AUTHORISING BLOCKCHAIN...
- Publication number 20230131970
- Publication date Apr 27, 2023
- nChain Holdings Limited
- Silvia BARTOLUCCI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
IDENTITY-BASED PUBLIC-KEY GENERATION PROTOCOL
- Publication number 20230021047
- Publication date Jan 19, 2023
- nChain Licensing AG
- Bassem AMMAR
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SECURE RE-USE OF PRIVATE KEY FOR DYNAMIC GROUP OF NODES
- Publication number 20230016360
- Publication date Jan 19, 2023
- nChain Licensing AG
- John FLETCHER
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
COMPUTER-IMPLEMENTED SYSTEM AND METHOD PROVIDING A DECENTRALISED PR...
- Publication number 20220417025
- Publication date Dec 29, 2022
- John FLETCHER
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
RAPID DISTRIBUTED CONSENSUS ON BLOCKCHAIN
- Publication number 20220366401
- Publication date Nov 17, 2022
- nChain Licensing AG
- John FLETCHER
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CONTROLLED CRYPTOGRAPHIC PRIVATE KEY RELEASE
- Publication number 20220337399
- Publication date Oct 20, 2022
- nChain Licensing AG
- John FLETCHER
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEMS AND METHODS FOR MINING ON A PROOF-OF-WORK BLOCKCHAIN NETWORK
- Publication number 20220224534
- Publication date Jul 14, 2022
- nChain Holdings Limited
- Craig Steven WRIGHT
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHODS AND SYSTEMS FOR BLOCKCHAIN-IMPLEMENTED EVENT-LOCK ENCRYPTION
- Publication number 20220123927
- Publication date Apr 21, 2022
- nChain Holdings Limited
- John FLETCHER
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
COMPUTER-IMPLEMENTED SYSTEMS AND METHODS RELATING TO A BINARY BLOCK...
- Publication number 20210194690
- Publication date Jun 24, 2021
- nChain Holdings Limited
- John FLETCHER
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
COMPUTER-IMPLEMENTED SYSTEMS AND METHODS FOR AUTHORISING BLOCKCHAIN...
- Publication number 20210158342
- Publication date May 27, 2021
- nChain Holdings Limited
- Silvia BARTOLUCCI
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
COMPUTER IMPLEMENTED METHOD AND SYSTEM FOR TRANSFERRING ACCESS TO A...
- Publication number 20210152371
- Publication date May 20, 2021
- nChain Holdings Limited
- John FLETCHER
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
RAPID DISTRIBUTED CONSENSUS ON BLOCKCHAIN
- Publication number 20210119767
- Publication date Apr 22, 2021
- nChain Holdings Limited
- John FLETCHER
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHODS AND SYSTEMS FOR BLOCKCHAIN-IMPLEMENTED EVENT-LOCK ENCRYPTION
- Publication number 20210091934
- Publication date Mar 25, 2021
- nChain Holdings Limited
- John FLETCHER
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SECURE RE-USE OF PRIVATE KEY FOR DYNAMIC GROUP OF NODES
- Publication number 20200389321
- Publication date Dec 10, 2020
- nChain Holdings Limited
- John FLETCHER
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SMART CONTRACT EXECUTION USING DISTRIBUTED COORDINATION
- Publication number 20200311678
- Publication date Oct 1, 2020
- nChain Holdings Limited
- John FLETCHER
- G06 - COMPUTING CALCULATING COUNTING

John FLETCHER

Person

Patents Grantslast 30 patents

Computer-implemented method and system for transferring access to a...

Computer-implemented systems and methods relating to a binary block...

Secure transfer between blockchains

Computer-implemented system and method providing a decentralised pr...

Rapid distributed consensus on blockchain

Systems and methods for addressing security-related vulnerabilities...

Methods and systems for blockchain-implemented event-lock encryption

Systems and methods for avoiding or reducing cryptographically stra...

Secure re-use of private key for dynamic group of nodes

Rapid distributed consensus on blockchain

Systems and methods for addressing security-related vulnerabilities...

Computer implemented method and system for transferring access to a...

Systems and methods for mining on a Proof-of-Work blockchain network

Rapid distributed consensus on blockchain

Controlled cryptographic private key release

Computer-implemented system and method providing a decentralised pr...

Methods and systems for blockchain-implemented event-lock encryption

Systems and methods for addressing security-related vulnerabilities...

Computer implemented method and system for transferring access to a...

Computer-implemented systems and methods relating to a binary block...

Secure transfer between blockchains

Computer-implemented systems and methods for authorising blockchain...

Secure re-use of private key for dynamic group of nodes

Computer-implemented system and method providing a decentralized pr...

Rapid distributed consensus on blockchain

Controlled cryptographic private key release

Methods and systems for blockchain-implemented event-lock encryption

Patents Applicationslast 30 patents

METHODS AND SYSTEMS FOR BLOCKCHAIN-IMPLEMENTED EVENT-LOCK ENCRYPTION

SYSTEMS AND METHODS FOR AVOIDING OR REDUCING CRYPTOGRAPHICALLY STRA...

COMPUTER-IMPLEMENTED METHOD AND SYSTEM FOR TRANSFERRING ACCESS TO A...

SYSTEMS AND METHODS FOR ADDRESSING SECURITY-RELATED VULNERABILITIES...

SECURE RE-USE OF PRIVATE KEY FOR DYNAMIC GROUP OF NODES

RAPID DISTRIBUTED CONSENSUS ON BLOCKCHAIN

CONTROLLED CRYPTOGRAPHIC PRIVATE KEY RELEASE

METHODS AND SYSTEMS FOR BLOCKCHAIN-IMPLEMENTED EVENT-LOCK ENCRYPTION

COMPUTER-IMPLEMENTED SYSTEM AND METHOD PROVIDING A DECENTRALISED PR...

BLOCKCHAIN

BLOCKCHAIN

SYSTEMS AND METHODS FOR ADDRESSING SECURITY-RELATED VULNERABILITIES...

COMPUTER-IMPLEMENTED SYSTEMS AND METHODS RELATING TO A BINARY BLOCK...

SECURE TRANSFER BETWEEN BLOCKCHAINS

COMPUTER IMPLEMENTED METHOD AND SYSTEM FOR TRANSFERRING ACCESS TO A...

COMPUTER-IMPLEMENTED SYSTEMS AND METHODS FOR AUTHORISING BLOCKCHAIN...

IDENTITY-BASED PUBLIC-KEY GENERATION PROTOCOL

SECURE RE-USE OF PRIVATE KEY FOR DYNAMIC GROUP OF NODES

COMPUTER-IMPLEMENTED SYSTEM AND METHOD PROVIDING A DECENTRALISED PR...

RAPID DISTRIBUTED CONSENSUS ON BLOCKCHAIN

CONTROLLED CRYPTOGRAPHIC PRIVATE KEY RELEASE

SYSTEMS AND METHODS FOR MINING ON A PROOF-OF-WORK BLOCKCHAIN NETWORK

METHODS AND SYSTEMS FOR BLOCKCHAIN-IMPLEMENTED EVENT-LOCK ENCRYPTION

COMPUTER-IMPLEMENTED SYSTEMS AND METHODS RELATING TO A BINARY BLOCK...

COMPUTER-IMPLEMENTED SYSTEMS AND METHODS FOR AUTHORISING BLOCKCHAIN...

COMPUTER IMPLEMENTED METHOD AND SYSTEM FOR TRANSFERRING ACCESS TO A...

RAPID DISTRIBUTED CONSENSUS ON BLOCKCHAIN

METHODS AND SYSTEMS FOR BLOCKCHAIN-IMPLEMENTED EVENT-LOCK ENCRYPTION

SECURE RE-USE OF PRIVATE KEY FOR DYNAMIC GROUP OF NODES

SMART CONTRACT EXECUTION USING DISTRIBUTED COORDINATION