Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4962330 | Acoustic transducer apparatus with reduced thermal conduction | Ernst G. Lierke, Emily W. Leung | 1990-10-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4962330 | Acoustic transducer apparatus with reduced thermal conduction | Ernst G. Lierke, Emily W. Leung | 1990-10-09 |