Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE43266 | Rotary attenuator and method of making it | Bruce Malcolm, Steven L. Sink | 2012-03-27 |
| 6822530 | Rotary attenuator and method of making it | Bruce Malcolm, Steven L. Sink | 2004-11-23 |