Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9297132 | Turtle friendly beach cleaning device | — | 2016-03-29 |
| 6868953 | Concrete chute apparatus | — | 2005-03-22 |
| 6833035 | Semiconductor processing system with wafer container docking and loading station | Robert W. Berner, Gary L. Curtis, Stephen P. Culliton, Blaine G. Wright | 2004-12-21 |
| 5634548 | Brick dehacker | Dan Leeds, Pat Brown | 1997-06-03 |
| 5216963 | Arrangement for cutting slugs of unfired brick | Harry D. Leeds | 1993-06-08 |
| 5054994 | Apparatus for stacking unfired brick | Harry D. Leeds | 1991-10-08 |