Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6279483 | Rail/road transport | John K. Knight, Robert Edwin Randell, Bruce T. Kuhnell, Peter Dransfield | 2001-08-28 |
| 5815994 | Strengthening of poles | John K. Knight | 1998-10-06 |
| 5345732 | Method and apparatus for giving strength to a pole | John K. Knight | 1994-09-13 |