Issued Patents All Time
Showing 51–54 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5171592 | Biomass refining process | Richard Davison, Earnest Stuart | 1992-12-15 |
| 5106274 | Hermetic compressor | — | 1992-04-21 |
| 5097677 | Method and apparatus for vapor compression refrigeration and air conditioning using liquid recycle | — | 1992-03-24 |
| 4825661 | High efficiency, orientation-insensitive evaporator | Donald M. Ernst | 1989-05-02 |