Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6175093 | Method for applying a weld overlay to a wastage susceptible structure | Randall T. Cauthon, Donald Dzedzy, William A. Keegan | 2001-01-16 |
| 6089171 | Minimum recirculation flame control (MRFC) pulverized solid fuel nozzle tip | Todd D. Hellewell, Robert Drennan Lewis, Charles Q. Maney, Srivats Srinivasachar, Majed Toqan +1 more | 2000-07-18 |
| D391633 | Multi-piece wide stoker key for stokers feeding steam generator furnaces | Mark R. Hapgood, Ivan Semyanko | 1998-03-03 |
| D391634 | One piece wide stoker key for stokers feeding steam generator furnaces | Mark R. Hapgood, Ivan Semyanko | 1998-03-03 |
| D390949 | Grate bar key for stokers feeding steam generator furnaces | Mark R. Hapgood, Ivan Semyanko | 1998-02-17 |