Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6155109 | System and method for measuring piston ring rotation | — | 2000-12-05 |
| 5801296 | Process for automated measurement of ammonia content in a gas mixture | Gary D. Keil, Ronald G. Morgan, Sheryl A. Tipton | 1998-09-01 |
| 5767383 | Apparatus for automated measurement of ammonia concentration in a gas mixture | Gary D. Keil, Ronald G. Morgan, Sheryl A. Tipton | 1998-06-16 |
| 5722772 | Quench cooling effectiveness apparatus for continous monitoring | Gary D. Keil, Sheryl A. Tipton | 1998-03-03 |
| 5601363 | Quench system cooling effectiveness meter and method of operating same | Gary D. Keil, Sheryl A. Tipton | 1997-02-11 |
| 5365773 | Engine blowby measuring apparatus | Russell R. Graze, Jr. | 1994-11-22 |