Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7799177 | Valve installation apparatus and methods | John W. Oder, Leslie P. Antalffy, Samuel A. Martin, Kenneth D. Kirkpatrick, Michael B. Knowles | 2010-09-21 |
| 7189310 | Coke chute systems and methods therefor | Leslie P. Antalffy, Samuel A. Martin, John W. Oder, Michael B. Knowles | 2007-03-13 |
| 7108768 | Safety lock boltless closures | John W. Oder, Leslie P. Antalffy, Michael B. Knowles, Samuel A. Martin | 2006-09-19 |
| 6926013 | Apparatus and methods for shielding high-pressure fluid devices | Samuel A. Martin, Leslie P. Antalffy, Bruce Kerr, Michael B. Knowles, John W. Oder | 2005-08-09 |
| 4768591 | Steam quality apparatus | Stephen L. Long | 1988-09-06 |