Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8454229 | Method for sensing a fluid in a compressor shell | Ronald W. Okoren, Joel C. VanderZee, Charles E. Nelson, Steven K. Klingemann, Jeffrey J. DeGroot | 2013-06-04 |
| 8393787 | Method for sensing a fluid in a compressor shell | Ronald W. Okoren, Joel C. VanderZee, Charles E. Nelson, Steven K. Klingemann, Jeffrey J. DeGroot | 2013-03-12 |
| 7874724 | Method for sensing the liquid level in a compressor | Ronald W. Okoren, Joel C. VanderZee, Charles E. Nelson, Steven K. Klingemann, Jeffrey J. DeGroot | 2011-01-25 |
| 6338335 | Throttle body spacing block with continuously grooved aperture(s) for internal combustion engines | Larry Patterson | 2002-01-15 |
| 6065948 | Discharge check valve in a scroll compressor | — | 2000-05-23 |