Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10086888 | Heavy equipment trailer with adjustable deck | David Lee Trowbridge | 2018-10-02 |
| 9272591 | Gooseneck trailer with coupling link actuators | David Lee Trowbridge | 2016-03-01 |
| 8752854 | Gooseneck trailer with coupling link and latch actuators | David Lee Trowbridge | 2014-06-17 |
| 8152200 | Heavy equipment trailer with deck extension | David Lee Trowbridge | 2012-04-10 |
| 5797615 | Heavy equipment trailer with adjustable tower | — | 1998-08-25 |
| 5013769 | Method of making a hydrogel-forming wound dressing or skin coating material | Dennis C. Smith, James E. Guillet | 1991-05-07 |
| 4920158 | Hydrogel-forming wound dressing or skin coating material | Dennis C. Smith, James E. Guillet | 1990-04-24 |
| 4778834 | Hydroxylapatite-synthetic resin composites | — | 1988-10-18 |
| 4767619 | Burn wound dressing material | — | 1988-08-30 |
| 4659572 | Burn wound dressing material | — | 1987-04-21 |
| 4572906 | Chitosan based wound dressing materials | Brian G. Sparkes | 1986-02-25 |