Issued Patents All Time
Showing 25 most recent of 94 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7519178 | Method, system and apparatus for ensuring a uniform distribution in key generation | Allen Leonid Roginsky | 2009-04-14 |
| 7519824 | Time stamping method employing multiple receipts linked by a nonce | Mohammad Peyravian, Allen Leonid Roginsky, Nevenko Zunic | 2009-04-14 |
| 7490241 | Time stamping method employing user specified time | Mohammad Peyravian, Allen Leonid Roginsky, Nevenko Zunic | 2009-02-10 |
| 7487359 | Time stamping method employing a separate ticket and stub | Mohammad Peyravian, Allen Leonid Roginsky, Nevenko Zunic | 2009-02-03 |
| 7315948 | Time stamping method employing a separate ticket and stub | Mohammad Peyravian, Allen Leonid Roginsky, Nevenko Zunic | 2008-01-01 |
| 7051211 | Secure software distribution and installation | Mohammad Peyravian, Allen Leonid Roginsky, Nevenko Zunic | 2006-05-23 |
| 7010689 | Secure data storage and retrieval in a client-server environment | Mohammad Peyravian, Allen Leonid Roginsky, Nevenko Zunic | 2006-03-07 |
| 6993656 | Time stamping method using aged time stamp receipts | Mohammad Peyravian, Allen Leonid Roginsky, Nevenko Zunic | 2006-01-31 |
| 6965998 | Time stamping method using time-based signature key | Mohammad Peyravian, Allen Leonid Roginsky, Nevenko Zunic | 2005-11-15 |
| 6947556 | Secure data storage and retrieval with key management and user authentication | Mohammad Peyravian, Allen Leonid Roginsky, Nevenko Zunic | 2005-09-20 |
| 6941460 | Method and system of marking a text document with a pattern of extra blanks for authentication | Fernando Incertis Carro | 2005-09-06 |
| 6941461 | System and method of uniquely authenticating each replication of a group of soft-copy documents | Fernando Incertis Carro | 2005-09-06 |
| 6940976 | Generating user-dependent RSA keys | Mohammad Peyravian, Allen Leonid Roginsky, Nevenko Zunic | 2005-09-06 |
| 6934845 | Method and system of reversibly marking a text document with a pattern of extra blanks for authentication | Fernando Incertis Carro | 2005-08-23 |
| 6928163 | Methods, systems and computer program products for generating user-dependent RSA values without storing seeds | Mohammad Peyravian, Allen Leonid Roginsky, Nevenko Zunic | 2005-08-09 |
| 6742119 | Time stamping method using time delta in key certificate | Mohammad Peyravian, Allen Leonid Roginsky, Nevenko Zunic | 2004-05-25 |
| 6697947 | Biometric based multi-party authentication | Mohammad Peyravian, Allen Leonid Roginsky, Nevenko Zunic | 2004-02-24 |
| 6687375 | Generating user-dependent keys and random numbers | Mohammad Peyravian, Allen Leonid Roginsky, Nevenko Zunic | 2004-02-03 |
| RE38375 | Method and system for the secured distribution of multimedia titles | Amir Herzberg, Hugo M. Krawczyk, Shay Kutten, An V. Le, Marcel Mordechay Yung | 2003-12-30 |
| 6560337 | Systems, methods and computer program products for reducing effective key length of ciphers using one-way cryptographic functions and an initial key | Mohammad Peyravian, Nevenko Zunic | 2003-05-06 |
| 6535607 | Method and apparatus for providing interoperability between key recovery and non-key recovery systems | Coimbatore S. Chandersekaran, Rosario Gennaro, Sarbari Gupta, David R. Safford, Nevenko Zunic | 2003-03-18 |
| 6507912 | Protection of biometric data via key-dependent sampling | Mohammad Peyravian | 2003-01-14 |
| 6505301 | Authentication for secure devices with limited cryptography | Sean William Smith | 2003-01-07 |
| 6505302 | Authentication for secure devices with limited cryptography | Sean William Smith | 2003-01-07 |
| 6363154 | Decentralized systems methods and computer program products for sending secure messages among a group of nodes | Mohammad Peyravian, Nevenko Zunic | 2002-03-26 |