Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4667157 | Linear Hall effect oxygen sensor with auxiliary coil magnetic field balancing | Barry J. Youmans | 1987-05-19 |
| 4578583 | Solid state ultraviolet flame detector | Barry J. Youmans | 1986-03-25 |
| 4521089 | Optical window purge arrangement | Thomas L. Bohl | 1985-06-04 |