Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6576822 | Stable support for stringed instrument | — | 2003-06-10 |
| 6168600 | Acetabular reamer backing plate and method of use | Richard L. Grace, Dan Duerr | 2001-01-02 |
| 5981895 | Method of manufacture of a bone saw blade by wire cutting electric discharge machining | Richard L. Grace, Daniel I. Duerr | 1999-11-09 |
| 5302234 | Surgical cutting instrument forming method | Richard L. Grace, James Sturtevant, Ronald E. Vansaghi | 1994-04-12 |
| 5100506 | Chemically machined sheet metal cutting tools and method | James Sturtevant, Richard L. Grace | 1992-03-31 |