Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4281412 | Method of and apparatus for transmitting and recovering offset QPSK modulated data | Frank A. Wissel, Donald E. Smith, Mark J. Dapper, Douglas A. Kiliman | 1981-07-28 |