Issued Patents All Time
Showing 25 most recent of 46 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11488134 | Format-preserving cryptographic systems | Terence Spies | 2022-11-01 |
| 11341464 | Purchase transaction system with encrypted payment card data | Terence Spies | 2022-05-24 |
| 11270298 | Digital currency mining circuitry | Nigel Drego, Veerbhan Kheterpal, Daniel Firu | 2022-03-08 |
| 10817874 | Purchase transaction system with encrypted payment card data | Terence Spies | 2020-10-27 |
| 10467420 | Systems for embedding information in data strings | Steven D. Burnett, Terence Spies, Luther Martin, Robert K. Vaterlaus | 2019-11-05 |
| 10318932 | Payment card processing system with structure preserving encryption | Mark F. Bower, Terence Spies | 2019-06-11 |
| 9811831 | System for structured encryption of payment card track data | Terence Spies, Jacob Green, Michael Leong, Richard T. Minner | 2017-11-07 |
| 9749301 | Cryptographic web service | Robert K. Vaterlaus, Guido Appenzeller | 2017-08-29 |
| 9704159 | Purchase transaction system with encrypted transaction information | Terence Spies | 2017-07-11 |
| 9489521 | Format preserving encryption methods for data strings with constraints | Luther Martin, Terence Spies | 2016-11-08 |
| 9355389 | Purchase transaction system with encrypted payment card data | Terence Spies | 2016-05-31 |
| 9208491 | Format-preserving cryptographic systems | Terence Spies | 2015-12-08 |
| 8996485 | Web site verification service | Sathvik Krishnamurthy, Guido Appenzeller, Lucas C. Ryan, Terence Spies | 2015-03-31 |
| 8958562 | Format-preserving cryptographic systems | Terence Spies | 2015-02-17 |
| 8948375 | Systems for embedding information in data strings | Steven D. Burnett, Terence Spies, Luther Martin, Robert K. Vaterlaus | 2015-02-03 |
| 8938067 | Format preserving encryption methods for data strings with constraints | Luther Martin, Terence Spies | 2015-01-20 |
| 8855296 | Data processing systems with format-preserving encryption and decryption engines | Terence Spies, Luther Martin | 2014-10-07 |
| 8756289 | Message authentication using signatures | Guido Appenzeller, Timothy Choi | 2014-06-17 |
| 8666823 | System for structured encryption of payment card track data | Terence Spies, Jacob Green, Michael Leong, Richard T. Minner | 2014-03-04 |
| 8627084 | Secure messaging systems | Terence Spies, Rishi R. Kacker, Guido Appenzeller | 2014-01-07 |
| 8571995 | Purchase transaction system with encrypted payment card data | Terence Spies | 2013-10-29 |
| 8429232 | Message authentication using signatures | Guido Appenzeller, Timothy Choi | 2013-04-23 |
| 8301889 | Secure messaging systems | Terence Spies, Rishi R. Kacker, Guido Appenzeller | 2012-10-30 |
| 8208627 | Format-preserving cryptographic systems | Terence Spies | 2012-06-26 |
| 8171563 | Secure message system with remote decryption service | Rishi R. Kacker, Terence Spies, Lucas C. Ryan, Guido Appenzeller | 2012-05-01 |