Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7989984 | Underwater substation | Mark Draper, Timothy J. Liska, Stuart Bower | 2011-08-02 |
| 7781903 | Wave energy converter with air compression (WECWAC) | Keith Buffard, Mark Draper, Keith Robert Pullen | 2010-08-24 |
| 7574968 | Method and apparatus for capturing gas phase pollutants such as sulfur trioxide | Donald McCollor, Steven Benson, Bernard Hamel | 2009-08-18 |
| 6672369 | Semi-modular rotor module | Mark E. Brophy, Michael Zakel, Jon R. Cowburn | 2004-01-06 |
| 6615905 | Method of making an air preheater rotor | Jon R. Cowburn, Kurt M. Fierle | 2003-09-09 |
| 6598664 | Bypass seal for air preheaters | Kurt M. Fierle, Charles R. White | 2003-07-29 |
| 6422298 | Air preheater rotor construction | Jon R. Cowburn, Kurt M. Fierle | 2002-07-23 |
| 6260606 | Rotor construction for air preheater | Kurt M. Fierle, Mark A. Perry | 2001-07-17 |
| 5911271 | Floating bypass seal for rotary regenerative heat exchangers | Kurt M. Fierle | 1999-06-15 |
| 5803158 | Air preheater heat transfer surface | William F. Harder | 1998-09-08 |
| 5336471 | Support of ceramic catalyst | Mark E. Brophy, Wayne S. Counterman | 1994-08-09 |
| D299135 | Telephone handset | — | 1988-12-27 |
| D293318 | Telephone base with keyboard dialing means | — | 1987-12-22 |
| 4606400 | Element basket for heat exchanger | — | 1986-08-19 |
| 4479534 | Transparent radiation recuperator | — | 1984-10-30 |