Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5187670 | Control system for scheduling parts in a heat-treating process | Gary D. Keil | 1993-02-16 |
| D316090 | Combined telephone stand and integral handset telephone | Lynnette Holloway | 1991-04-09 |
| 4921025 | Carburized low silicon steel article and process | Sheryl A. Tipton, Gary D. Keil, David R. Gromer, Gary L. Biltgen | 1990-05-01 |