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Zurich, CH
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Patents Grants
last 30 patents
Information
Patent Grant
Unfalsifiable audit logs for a blockchain
Patent number
11,301,590
Issue date
Apr 12, 2022
International Business Machines Corporation
Jan L. Camenisch
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Selective access to asset transfer data
Patent number
11,240,001
Issue date
Feb 1, 2022
International Business Machines Corporation
Kaoutar Elkhiyaoui
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Leakage-deterring encryption for message communication
Patent number
11,032,068
Issue date
Jun 8, 2021
International Business Machines Corporation
Jan L. Camenisch
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Delegating credentials with a blockchain member service
Patent number
10,915,552
Issue date
Feb 9, 2021
International Business Machines Corporation
Jan L. Camenisch
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Establishing trust in an attribute authentication system
Patent number
10,790,980
Issue date
Sep 29, 2020
International Business Machines Corporation
Jan Leonhard Camenisch
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Privacy enhanced central data storage
Patent number
10,229,285
Issue date
Mar 12, 2019
International Business Machines Corporation
Jan L. Camenisch
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Flexible revocation of credentials
Patent number
9,906,512
Issue date
Feb 27, 2018
International Business Machines Corporation
Jan L. Camenisch
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Credential abuse prevention and efficient revocation with oblivious...
Patent number
9,608,993
Issue date
Mar 28, 2017
International Business Machines Corporation
Jan L. Camenisch
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Oblivious transfer with hidden access control lists
Patent number
9,111,115
Issue date
Aug 18, 2015
International Business Machines Corporation
Jan Leonhard Camenisch
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Oblivious transfer with hidden access control lists
Patent number
8,577,029
Issue date
Nov 5, 2013
International Business Machines Corporation
Jan Leonhard Cameniisch
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
SELECTIVE ACCESS TO ASSET TRANSFER DATA
Publication number
20200145192
Publication date
May 7, 2020
International Business Machines Corporation
Kaoutar Elkhiyaoui
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
UNFALSIFIABLE AUDIT LOGS FOR A BLOCKCHAIN
Publication number
20200074117
Publication date
Mar 5, 2020
International Business Machines Corporation
Jan L. Camenisch
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DELEGATING CREDENTIALS WITH A BLOCKCHAIN MEMBER SERVICE
Publication number
20200004846
Publication date
Jan 2, 2020
Jan L. Camenisch
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
LEAKAGE-DETERRING ENCRYPTION FOR MESSAGE COMMUNICATION
Publication number
20200007318
Publication date
Jan 2, 2020
International Business Machines Corporation
Jan L. Camenisch
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ESTABLISHING TRUST IN AN ATTRIBUTE AUTHENTICATION SYSTEM
Publication number
20190020480
Publication date
Jan 17, 2019
International Business Machines Corporation
Jan Leonhard Camenisch
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PRIVACY ENHANCED CENTRAL DATA STORAGE
Publication number
20170277906
Publication date
Sep 28, 2017
International Business Machines Corporation
Jan L. Camenisch
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
FLEXIBLE REVOCATION OF CREDENTIALS
Publication number
20170034142
Publication date
Feb 2, 2017
International Business Machines Corporation
Jan L. Camenisch
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Unlinkable Priced Oblivious Transfer with Rechargeable Wallets
Publication number
20160162891
Publication date
Jun 9, 2016
International Business Machines Corporation
Jan Camenisch
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
OBLIVIOUS TRANSFER WITH HIDDEN ACCESS CONTROL LISTS
Publication number
20140059345
Publication date
Feb 27, 2014
International Business Machines Corporation
Jan Leonhard Camenisch
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Unlinkable Priced Oblivious Transfer with Rechargeable Wallets
Publication number
20120296829
Publication date
Nov 22, 2012
International Business Machines Corporation
Jan Camenisch
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
OBLIVIOUS TRANSFER WITH HIDDEN ACCESS CONTROL LISTS
Publication number
20120063593
Publication date
Mar 15, 2012
International Business Machines Corporation
Jan Leonhard Camenisch
G06 - COMPUTING CALCULATING COUNTING