Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4359767 | Ultrasonic array | Bertram Sachs, Jacques Borburgh | 1982-11-16 |
| 4354132 | Ultrasonic transducer with a plastic piezoelectric receiving layer and a non plastic transmitting layer | Jacques Borburgh | 1982-10-12 |