Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4358927 | Pressure operated proportional air management valve | Gordon R. Paddock, Edward H. Seidewand | 1982-11-16 |
| 4338878 | Fluidized bed with sloped aperture plate | Kenneth R. Mason | 1982-07-13 |
| 4291612 | Power brake system differential air pressure control valve assembly | — | 1981-09-29 |
| 4186702 | Exhaust gas recirculation control | Thomas J. Hollis | 1980-02-05 |