Issued Patents All Time
Showing 26–37 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4476024 | Method and apparatus for distillation | — | 1984-10-09 |
| 4473473 | Method and apparatus for distillation | — | 1984-09-25 |
| 4419187 | Apparatus and method for thermal membrane distillation | Steve J. Wiersma | 1983-12-06 |
| 4419242 | Composite membrane for a membrane distillation system | Steve J. Wiersma | 1983-12-06 |
| 4417438 | Control system for Cheng dual-fluid cycle engine system | — | 1983-11-29 |
| 4393649 | Steam output control system | — | 1983-07-19 |
| 4372110 | Noise suppressor for turbo fan jet engines | James C. Administrator of the National Aeronautics and Space Fletcher | 1983-02-08 |
| 4316772 | Composite membrane for a membrane distillation system | Steve J. Wiersma | 1982-02-23 |
| 4312643 | Removal of sulfur compounds from combustion product exhaust | — | 1982-01-26 |
| 4297841 | Control system for Cheng dual-fluid cycle engine system | — | 1981-11-03 |
| 4265713 | Method and apparatus for distillation | — | 1981-05-05 |
| 4248039 | Regenerative parallel compound dual fluid heat engine | — | 1981-02-03 |