Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5444367 | Method and apparatus for detecting particles in a fluid having coils isolated from external vibrations | Douglas George | 1995-08-22 |
| 5315243 | Detection and discrimination between ferromagnetic and non-ferromagnetic conductive particles in a fluid | Douglas George | 1994-05-24 |
| 5157340 | Method and apparatus for detecting soot concentration in particulate trap | Frank B. Walton | 1992-10-20 |
| 4760356 | Power line filter | — | 1988-07-26 |