Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6240074 | Secure communication hub and method of secure data communication | William R. Worger, David M. Harrison | 2001-05-29 |
| 5615214 | System and method of compensating propagation time variations and substituting for lost packets in a packetized voice communication system | Brent M. McKay | 1997-03-25 |
| 5588059 | Computer system and method for secure remote communication sessions | Robert I. Foster | 1996-12-24 |
| 5561838 | Method and apparatus for satellite handoff parameters prediction in an orbiting communications system | Daniel R. Tayloe | 1996-10-01 |
| 5406630 | Tamperproof arrangement for an integrated circuit device | Gerald V. Piosenka, David M. Harrison | 1995-04-11 |
| 5389738 | Tamperproof arrangement for an integrated circuit device | Gerald V. Piosenka, David M. Harrison | 1995-02-14 |
| 4993068 | Unforgeable personal identification system | Gerald V. Piosenka | 1991-02-12 |
| 4587625 | Processor for simulating digital structures | Joseph T. Marino, Jr. | 1986-05-06 |