Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6157621 | Satellite communication system | Alison K. Brown, Edward F. Tuck, David Patterson, Douglas Gene Lockie, Asu Ram Jha +5 more | 2000-12-05 |
| 5970144 | Secure authentication-key management system and method for mobile communications | Yick Man Chan, Michael D. Gallagher, Randall A. Snyder, Ming-Jen Lee | 1999-10-19 |
| 5933784 | Signaling gateway system and method | Michael D. Gallagher, Ming-Jen Lee | 1999-08-03 |
| 5799084 | System and method for authenticating cellular telephonic communication | Michael D. Gallagher, Kirk Carlson, Stuart S. Jeffery, Ming-Jen Lee, Randall A. Snyder | 1998-08-25 |