Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7169238 | Carbide method and article for hard finishing resulting in improved wear resistance | John B. Walenta, Charles F. Berndt, Thomas E. Clements, Steven M. Cross, Timothy M. Hoefft | 2007-01-30 |
| 6024893 | Method for controlling a nitriding furnace | Sheryl A. Tipton, Philip A. Newman, Paul E. Hoernlein | 2000-02-15 |
| 5928604 | Automated system for carburizing a component | Fredric A. Woldow | 1999-07-27 |
| 5910223 | Steel article having high hardness and improved toughness and process for forming the article | Sheryl A. Tipton | 1999-06-08 |
| 5828582 | Automatic control of endothermic gas generators using low cost oxygen sensing probes | Randall R. Conklen, Paul R. Luebbers | 1998-10-27 |
| 5801296 | Process for automated measurement of ammonia content in a gas mixture | Ronald G. Morgan, Sheryl A. Tipton, Wayne A. Supak | 1998-09-01 |
| 5767383 | Apparatus for automated measurement of ammonia concentration in a gas mixture | Ronald G. Morgan, Sheryl A. Tipton, Wayne A. Supak | 1998-06-16 |
| 5722772 | Quench cooling effectiveness apparatus for continous monitoring | Wayne A. Supak, Sheryl A. Tipton | 1998-03-03 |
| 5601363 | Quench system cooling effectiveness meter and method of operating same | Wayne A. Supak, Sheryl A. Tipton | 1997-02-11 |
| 5407180 | Heat treat furnace system for performing different carburizing processes simultaneously | Loren Thompson | 1995-04-18 |
| 5324366 | Heat treat furnace system for performing different carburizing processes simultaneously | Loren Thompson | 1994-06-28 |
| 5187670 | Control system for scheduling parts in a heat-treating process | Gregory S. Holloway | 1993-02-16 |
| 4921025 | Carburized low silicon steel article and process | Sheryl A. Tipton, Gregory S. Holloway, David R. Gromer, Gary L. Biltgen | 1990-05-01 |
| 4763880 | Rotary hearth multi-chamber, multi-purpose furnace system | John W. Smith | 1988-08-16 |