Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6427091 | System and method for associating a certificate of authenticity with a specific computer | Tracy Davis | 2002-07-30 |
| 6236563 | Retention apparatus for a peripheral device | Eugene Buican, Roger A. Siedow | 2001-05-22 |
| 5237563 | Four-wire line unit interface circuit | — | 1993-08-17 |
| 4733944 | Optical beam integration system | Theodore S. Fahlen, Sheldon Hutchison | 1988-03-29 |