Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6053236 | Length adjustable bottomrail having releasable ladder retainer | Ren Judkins | 2000-04-25 |
| 5280857 | Fluidized impact mill | — | 1994-01-25 |
| 5246600 | Centrifugal vacuum filter | — | 1993-09-21 |
| 5226727 | Agitator/mixer | — | 1993-07-13 |
| 5226603 | Method and apparatus for impaction processing of ore bodies | — | 1993-07-13 |
| 5120436 | Liquid clarification by effecting cohesion of solids | — | 1992-06-09 |
| 5096129 | Procedure and apparatus for comminuting hard material bodies | Herbert A. Gilbert, Charles S. Melnick, Dennis M. Melnick, Steven J. Gilbert | 1992-03-17 |