Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4807146 | Digital lock-in amplifier | P. A. Probst, B. Collet | 1989-02-21 |
| 4611623 | Liquid level indicator and valve | — | 1986-09-16 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4807146 | Digital lock-in amplifier | P. A. Probst, B. Collet | 1989-02-21 |
| 4611623 | Liquid level indicator and valve | — | 1986-09-16 |