Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5077081 | Friction surfacing a rotating hard metal facing material onto a substrate material with the benefit of positively cooling the substrate | — | 1991-12-31 |
| 4930675 | Method of forming hard facings on materials | Peter J. Richards | 1990-06-05 |