Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5029143 | Shaft rub simulator | Howard B. McCracken, Robert S. Acks | 1991-07-02 |
| 4905211 | Precision doppler effect compensator | Gerald R. Mackelburg, Jayson T. Durham, Alan Gordon | 1990-02-27 |
| 4432079 | Synchronous/asynchronous independent single sideband acoustic telemetry | Gerald R. Mackelburg, Alan Gordon | 1984-02-14 |
| 4418404 | Single-sideband acoustic telemetry | Alan Gordon, Steven J. Cowen, Gerald R. Mackelburg, Brett Castile | 1983-11-29 |