Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4713893 | Thermal dryer control system | — | 1987-12-22 |
| 4484861 | Method and apparatus for process control of vertical movement of slurried particulates | William T. Sweeney, Rick Shaw | 1984-11-27 |
| 4466759 | Method and apparatus for sequence control of vertical movements of slurried particulates | William T. Sweeney, Rick Shaw | 1984-08-21 |
| 4359298 | Method and apparatus for the filling of a slurry sump | Richard E. Doerr | 1982-11-16 |