Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5650026 | Heat treating apparatus and method | Richard A. Ganyo, James S. Nelson | 1997-07-22 |
| 5318280 | Retort wall construction | — | 1994-06-07 |
| 5202080 | Fluidized bed apparatus | James S. Nelson | 1993-04-13 |
| 5050232 | Movable heat treating apparatus utilizing proportionally controlled infrared lamps | Charles H. Bergman, Richard A. Stein, Donald H. Wattenhofer | 1991-09-17 |