Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 10993386 | System and method for commercially growing mushrooms | — | 2021-05-04 | |
| 9909279 | Boom lockout device for hydraulic front shovel | Dennis A. Frank | 2018-03-06 | |
| 9611090 | Open access water tank truck body | Dennis A. Frank | 2017-04-04 | |
| 7481483 | Tube-style truck body | Dennis A. Frank | 2009-01-27 | |
| 7434868 | Tube-style truck body | Dennis A. Frank | 2008-10-14 | |
| 7207621 | Tube-style truck body | Dennis A. Frank | 2007-04-24 | |
| 7100256 | Method for converting a truck body | Dennis A. Frank | 2006-09-05 | |
| 6129409 | Rock box liner for a floor of a dump truck body | — | 2000-10-10 | |
| 6022068 | Lightweight body for a dump truck | — | 2000-02-08 | $19,400,000 |
| 5797657 | Truck with retractable canopy | Ted M. Atchley | 1998-08-25 | |
| 4824507 | Process to produce enveloped fiberglass product | — | 1989-04-25 |