Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7153111 | Screw machine | Raymond L. DeBlois, Clark V. Cooper, Ronald T. Drost, Hong Du, Harry E. Eaton +4 more | 2006-12-26 |
| 6988877 | Screw machine | Raymond L. DeBlois, Clark V. Cooper, Ronald T. Drost, Hong Du, Harry E. Eaton +4 more | 2006-01-24 |
| 6986652 | Screw machine | Raymond L. DeBlois, Clark V. Cooper, Ronald T. Drost, Hong Du, Harry E. Eaton +4 more | 2006-01-17 |
| 6893240 | Screw machine | James W. Bush, Clark V. Cooper, Ronald T. Drost, Hong Du, Harry E. Eaton +4 more | 2005-05-17 |
| 6881026 | Screw compressors with rotor and casing design for controlling deflections | Alexander Lifson, James W. Bush, Mark A. Daniels, William Rousseau, Tim Wagner +1 more | 2005-04-19 |
| 6826926 | Liquid injection for reduced discharge pressure pulsation in compressors | James W. Bush, Mark A. Daniels, Thomas S. Katra, Alexander Lifson, Patrick C. Marks +3 more | 2004-12-07 |
| 6506037 | Screw machine | James W. Bush, Clark V. Cooper, Ronald T. Drost, Hong Du, Harry E. Eaton +4 more | 2003-01-14 |