Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7152508 | Ratchet extraction wrench | Richard McCalley, Robin E. Smith | 2006-12-26 |
| 7152509 | Fastener extractor | Richard McCalley | 2006-12-26 |
| 6877402 | Fastener extractor | Robert B. Pigford | 2005-04-12 |
| 6598498 | Fastener extractor | Robert B. Pigford, David S. Varney | 2003-07-29 |