Issued Patents All Time
Showing 26–50 of 69 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9436594 | Write operation with immediate local destruction of old content in non-volatile memory | — | 2016-09-06 |
| 9396136 | Cascaded data encryption dependent on attributes of physical memory | Donald P. Matthews, Jr. | 2016-07-19 |
| 9330753 | Memory sanitation using bit-inverted data | Donald P. Matthews, Jr. | 2016-05-03 |
| 9324361 | Protecting stored data from traffic analysis | — | 2016-04-26 |
| 9252943 | Parallelizable cipher construction | — | 2016-02-02 |
| 9069940 | Secure host authentication using symmetric key cryptography | — | 2015-06-30 |
| 9037624 | Using memory access times for random number generation | Monty A. Forehand, Donald P. Matthews, Jr., Tong Shirh Stone, Navneeth Kankani, Rodney Virgil Bowman | 2015-05-19 |
| 9015401 | Selective purge of confidential data from a non-volatile memory | Monty A. Forehand, Donald P. Matthews, Jr. | 2015-04-21 |
| 8862902 | Cascaded data encryption dependent on attributes of physical memory | Donald P. Matthews, Jr. | 2014-10-14 |
| 8843767 | Secure memory transaction unit | Paul J. Lemmon, Donald P. Matthews, Jr. | 2014-09-23 |
| 8839001 | Infinite key memory transaction unit | Edward C. King, Paul J. Lemmon | 2014-09-16 |
| 8832458 | Data transcription in a data storage device | Robert Thibadeau | 2014-09-09 |
| 8805905 | On-line randomness test for restart random number generators | — | 2014-08-12 |
| 8676870 | Active test and alteration of sample times for a ring based random number generator | Donald P. Matthews, Jr. | 2014-03-18 |
| 8635260 | Random number generator incorporating channel filter coefficients | — | 2014-01-21 |
| 8583711 | Random number generation system with ring oscillators | — | 2013-11-12 |
| 8583712 | Multi-bit sampling of oscillator jitter for random number generation | — | 2013-11-12 |
| 8356178 | Method and apparatus for authenticated data storage | — | 2013-01-15 |
| 8281389 | System and method for tamper evident certification | Donald Rozinak Beaver, Robert Thibadeau | 2012-10-02 |
| 8127361 | Hierarchical scheme for secure multimedia distribution | — | 2012-02-28 |
| 7848518 | Stable disc controller ID from unstable comparator outputs | — | 2010-12-07 |
| 7822995 | Apparatus and method for protecting diagnostic ports of secure devices | Donald Rozinak Beaver | 2010-10-26 |
| 7577803 | Near instantaneous backup and restore of disc partitions | — | 2009-08-18 |
| 7363564 | Method and apparatus for securing communications ports in an electronic device | Robert W. Moss, Monty A. Forehand, Donald P. Matthews, Jr., Donald Rozinak Beaver, Charles W. Thiesfeld +2 more | 2008-04-22 |
| 7360057 | Encryption of data in a range of logical block addresses | Robert Thibadeau | 2008-04-15 |