Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11753774 | Anchoring device for a railway rail fastening assembly | John Phillip Porrill, John D. Spencer, Stephen John Cox, Brenton Keast, Chris Lea | 2023-09-12 |
| 9938668 | Anchoring devices for rail fastening clips | Brenton Keast, Pierre Barthram, Jozef Nevidal | 2018-04-10 |
| 9410294 | Railway rail support plate | — | 2016-08-09 |