Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6648238 | Electrically insulating rail pad | — | 2003-11-18 |
| 5735458 | Fastening railway rails | Trevor P. Brown, Brian G. Conroy, Stephen John Cox, Christopher Gardner, Barry Marshall +1 more | 1998-04-07 |
| 5566882 | Railway rail-fastening clip and assembly and methods of employing the same | Trevor P. Brown, Brian G. Conroy, Stephen John Cox, Christopher Gardner, Barry Marshall +1 more | 1996-10-22 |
| 5520330 | Railway rail-fastening clip and assembly and methods of employing the same | Trevor P. Brown, Brian G. Conroy, Stephen John Cox, Christopher Gardner, Barry Marshall +1 more | 1996-05-28 |