Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6390382 | Rail fixings | William H. Hodgson, John Barry Clarke, David L. Farrington, Christopher Jones | 2002-05-21 |
| 5011077 | Railways | William H. Hodgson, Colin G. Stanworth | 1991-04-30 |