Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D502716 | Torch head | Michael L. Ridley, Kenneth Nyitrai, Thomas Bass, Michael Vacanti | 2005-03-08 |
| 5313931 | One hand fixed temperature coating remover | Richard Coulcher, Michael L. Ridley | 1994-05-24 |