Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6073492 | Ultrasonic sensor for very high temperatures and pressures | Boris S. Rosselson, Alexander Joseph Esin | 2000-06-13 |
| 5973415 | Capacitance level sensor | Raul Brenner, Alex Esin, Boris S. Rosselson | 1999-10-26 |
| 5452611 | Ultrasonic level instrument with dual frequency operation | Alexander Joseph Esin, Boris S. Rosselson | 1995-09-26 |
| 5437178 | Controller for ultrasonic sensors | Alex Esin, Boris S. Rosselson, Martin N. Sorenson | 1995-08-01 |
| 5428984 | Self test apparatus for ultrasonic sensor | Boris S. Rosselson, Alex Esin | 1995-07-04 |
| 4437014 | Smoke detection and disconnection apparatus | — | 1984-03-13 |