Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6435495 | Back-up clamp component | Zdzislaw Leon Drewnicki, John Simon Eastham, Keith Vickery | 2002-08-20 |
| 6398100 | Back-up clamp | Zdzislaw Leon Drewnicki, John Simon Eastham, Keith Vickery | 2002-06-04 |