Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4667157 | Linear Hall effect oxygen sensor with auxiliary coil magnetic field balancing | Richard C. Ciammaichella | 1987-05-19 |
| 4578583 | Solid state ultraviolet flame detector | Richard C. Ciammaichella | 1986-03-25 |
| 4447780 | Linearizing circuit and method of calibrating same | Sharon L. Zimmerlin | 1984-05-08 |
| 4424440 | Automatic photocell loading | — | 1984-01-03 |