Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4522154 | Fluidized bed combustion boiler | Leif Bengtsson | 1985-06-11 |
| 4334647 | Centrifuges | — | 1982-06-15 |
| 4296713 | Vapor generator | George W. Hirschle | 1981-10-27 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4522154 | Fluidized bed combustion boiler | Leif Bengtsson | 1985-06-11 |
| 4334647 | Centrifuges | — | 1982-06-15 |
| 4296713 | Vapor generator | George W. Hirschle | 1981-10-27 |