Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6791242 | Radial power megasonic transducer | Richard B. Vennerbeck, Raymond Y. Lillard, Eric G. Liebscher | 2004-09-14 |
| 6722379 | One-piece cleaning tank with indium bonded megasonic transducer | Richard B. Vennerbeck | 2004-04-20 |