Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8505310 | Gas turbine ejector and method of operation | Hua Zhang, David Wesley Ball, JR., Ravi Praveen Eluripati, Christina Renee Pompey | 2013-08-13 |
| 8474270 | Methods and apparatus for assembling a low noise ejector motive nozzle | Carl Gerard Schott, Kevin Wayne Kinzie, John J. Lynch, David Wesley Ball, JR., Gunnar Leif Siden | 2013-07-02 |
| 8240153 | Method and system for controlling a set point for extracting air from a compressor to provide turbine cooling air in a gas turbine | Priscilla Childers, Mark Disch, Curtis Newton, III, David Wesley Ball, JR., Alan Meier Truesdale | 2012-08-14 |
| 8152446 | Apparatus and method for reducing eccentricity and out-of-roundness in turbines | Hua Zhang, Jason Allen Seale, Dean Matthew Erickson, Michael Francis Michalski | 2012-04-10 |
| 8142169 | Variable geometry ejector | Dean Matthew Erickson, Hua Zhang, David Wesley Ball, JR., Christina Renee Pompey | 2012-03-27 |
| 8136361 | Methods and apparatus for assembling a low noise ejector motive nozzle | Carl Gerard Schott, Kevin Wayne Kinzie, John J. Lynch, David Wesley Ball, JR., Gunnar Leif Siden | 2012-03-20 |
| 8083495 | Ejectors with separably secured nozzles, adjustable size nozzles, or adjustable size mixing tubes | Dean Matthew Erickson, Hua Zhang, David Wesley Ball, JR., James L. Davis, Michael Savale +1 more | 2011-12-27 |
| 7823390 | Mixer for cooling and sealing air system of turbomachinery | Ravi Praveen Eluripati, David Wesley Ball, JR., Hua Zhang | 2010-11-02 |
| 7698898 | Mixer for cooling and sealing air system for turbomachinery | Ravi Praveen Eluripati, David Wesley Ball, JR., James L. Davis, Nattamai Venkataraman Saravanan, Ajit Singh Sengar | 2010-04-20 |
| 7571611 | Methods and system for reducing pressure losses in gas turbine engines | David Martin Johnson, Ronald Scott Bunker | 2009-08-11 |
| 7536864 | Variable motive nozzle ejector for use with turbine engines | Christopher Edward Wolfe, Douglas Frank Beadie, David Wesley Ball, JR., Kevin Thomas McGovern, Ravi Praveen Eluripati +1 more | 2009-05-26 |
| 7231316 | Method for performing a hazard review and safety analysis of a product or system | Eric S. Kaufman, William Michael Starr | 2007-06-12 |
| 6741951 | Method for performing a hazard review and safety analysis of a product or system | Eric S. Kaufman, William Michael Starr | 2004-05-25 |