Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6189752 | Ladder carrying device | — | 2001-02-20 |
| D431718 | Carrying case for a delivery person | — | 2000-10-10 |
| 5201467 | Apparatus for interconnecting elastomeric grade crossing panels | Gerald R. Kennel | 1993-04-13 |
| 4516679 | Tamper-proof wrap | Carolyn N. Simpson | 1985-05-14 |
| 4368845 | Railroad crossing structure | Frank Perry, Gerald P. Konczyk | 1983-01-18 |