Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6360832 | Hardfacing with multiple grade layers | James L. Overstreet, Ronald L. Jones, Alan J. Massey | 2002-03-26 |
| 5823783 | Rotating pie graph: mathematics learning tool | — | 1998-10-20 |