Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4526140 | Mechanical engine protection system | Ordale Lewis | 1985-07-02 |
| 4483287 | Mechanical engine protection system | Ordale Lewis | 1984-11-20 |
| 4239153 | Multiple temperature actuated fluid-electric control device | Ronald G. Cadwell | 1980-12-16 |
| 4205784 | Temperature actuated multiple function fluid control valve | — | 1980-06-03 |
| 4189095 | Combination valve | Ronald G. Cadwell | 1980-02-19 |