Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11753869 | Knotless security device | — | 2023-09-12 |
| 10107034 | Enhanced strength spreader step for use with rope ladders | — | 2018-10-23 |
| 6902037 | Device for securing rope ladder steps | — | 2005-06-07 |
| 4683981 | Molded hard elastomer steps and replacement and spreader steps for rope ladders and fittings therefor, as well as molding method therefor | — | 1987-08-04 |
| 4655321 | Rope ladder with molded hard elastomer steps and method for assemblying the ladder therefor | — | 1987-04-07 |
| 4570564 | Rat guard | — | 1986-02-18 |
| 4554996 | Rope ladder with molded hard elastomer steps and replacement steps and collars therefor | — | 1985-11-26 |
| 4241809 | Rope ladder with molded hard elastomer steps and a method for assembly of the same | — | 1980-12-30 |