Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11624453 | Smart valve adaptor with integrated electronics | Jim Schmidt, Brindesh Dhruva, Michael KITCHENS, Stan Allen | 2023-04-11 |
| 11408451 | Smart valve with integrated electronics | Jim Schmidt, Brindesh Dhruva, Michael KITCHENS, Stan Allen | 2022-08-09 |
| 11339895 | Valve position indicator with LEDS | Dan Walker, James F. Schmidt | 2022-05-24 |
| 10267433 | Illuminated dome/conical mirror valve position indication | Dan Walker, James F. Schmidt | 2019-04-23 |
| 9546742 | Illuminated valve position indication | Dan Walker, James F. Schmidt | 2017-01-17 |
| D716416 | Illuminated valve position indicator | James F. Schmidt | 2014-10-28 |
| 4257082 | Magnetic flip-flop for hydrophone preamplifier | — | 1981-03-17 |
| 4213099 | Hydrophone preamplifier and calibration circuit | — | 1980-07-15 |