Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4998022 | Optical liquid level sensor using a polytetrafluoroethylene perfluoroalkoxy material | — | 1991-03-05 |
| 4947036 | Self-monitoring optical sensor having a ratiometric output signal | Joseph Pokorski, Geoffrey M. Rhodes | 1990-08-07 |
| 4794619 | Optical fiber temperature sensor | — | 1988-12-27 |