Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7117823 | Door-mounted tie-out | Robert J. Kirch | 2006-10-10 |
| 6978737 | Door-mounted tie-out | Robert J. Kirch | 2005-12-27 |
| D477118 | Dome stake tiedown | Robert J. Kirch | 2003-07-08 |
| 4241487 | Disposable unitary spline installation tool | — | 1980-12-30 |
| 4214147 | Electric heating system for controlling temperature of pipes to prevent freezing and condensation | — | 1980-07-22 |