Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6678213 | Slotted cylinder transducer with trapezoidal cross-sectional electrodes | Willard Rask | 2004-01-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6678213 | Slotted cylinder transducer with trapezoidal cross-sectional electrodes | Willard Rask | 2004-01-13 |