Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8865015 | Production of polyol ester lubricants for refrigeration systems | Jeffrey Hutter, Richard Kelley, Edward T. Hessell, Roberto Urrego | 2014-10-21 |
| 8852449 | Refrigeration oil and compositions with carbon dioxide refrigerant | Jeffrey Hutter, Richard Kelley, Robert Urrego, Edward T. Hessell | 2014-10-07 |
| 8685271 | Refrigeration oil and compositions with hydrocarbon refrigerants | Jeffrey Hutter, Richard Kelley, Roberto Urrego, Edward T. Hessell | 2014-04-01 |
| 8518295 | Lubricants for refrigeration systems | Jeffrey Hutter, Edward T. Hessell, Richard Kelley, Roberto Urrego | 2013-08-27 |
| 8419968 | Lubricants for refrigeration systems | Jeffrey Hutter, Edward T. Hessell, Richard Kelley | 2013-04-16 |
| 8318647 | Production of polyol ester lubricants for refrigeration systems | Jeffrey Hutter, Richard Kelley, Edward T. Hessell, Roberto Urrego | 2012-11-27 |
| 6774093 | High viscosity synthetic ester lubricant base stock | Michael A. McHenry, Jeremy Styer | 2004-08-10 |
| 6551968 | Biodegradable polyneopentyl polyol based synthetic ester blends and lubricants thereof | Michael A. McHenry, Jeremy Styer | 2003-04-22 |
| 6444626 | Poly(neopentyl polyol) ester based coolants and improved additive package | Michael A. McHenry, Thomas Schaefer | 2002-09-03 |
| 6436881 | High temperature lubricant composition | Michael A. McHenry, Jeffrey Hutter | 2002-08-20 |
| 5895778 | Poly(neopentyl polyol) ester based coolants and improved additive package | Michael A. McHenry, Thomas Schaefer | 1999-04-20 |
| 5503761 | Technical pentaerythritol esters as lubricant base stock | Thomas L. Ashcraft, Paul J. Berlowitz, Max J. Wisotsky, Thomas Schaefer | 1996-04-02 |
| 4826633 | Synthetic lubricant base stock of monopentaerythritol and trimethylolpropane esters | Nicholas DeGeorge, deceased | 1989-05-02 |
| 4655946 | Sea water resistant turbo oil | Stephen J. Metro | 1987-04-07 |
| 4440657 | Synthetic ester lubricating oil composition containing particular t-butylphenyl substituted phosphates and stabilized hydrolytically with particular long chain alkyl amines | Stephen J. Metro | 1984-04-03 |