Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5439039 | Slabber with fixed counterknife and adjustable knife and clamp | Joseph R. Bradstreet, Jr., Keith H. Hewitt | 1995-08-08 |
| 5271440 | Chipper disc assembly having extended-life regrindable disposable knives | Joseph R. Bradstreet, Jr., Michael Cubbon, Ronald Danielson, Keith H. Hewitt | 1993-12-21 |