Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6705179 | Modified rope tensioner | — | 2004-03-16 |
| 6646212 | Switch operating mechanism | — | 2003-11-11 |
| 6483049 | Contact assembly | — | 2002-11-19 |
| 6418592 | Rope gripper | — | 2002-07-16 |
| 6365850 | Switch assemblies | Aaron Anthony Arnold, Geoffrey Alan Talbot | 2002-04-02 |
| 5977500 | Switch assemblies | — | 1999-11-02 |
| 5587569 | Safety switch assemblies | — | 1996-12-24 |
| 4963706 | Safety switch assemblies | — | 1990-10-16 |