Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5351249 | Trellis coded FM digital communications system and method | Donald L. Schilling | 1994-09-27 |
| 5345467 | CDMA cellular hand-off apparatus and method | Gilbert La Vean, Donald L. Schilling | 1994-09-06 |