Issued Patents All Time
Showing 26–50 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8617415 | Heat transfer fluids and corrosion inhibitor formulations for use thereof | Bo Yang, Aleksei V. Gershun | 2013-12-31 |
| 8613866 | Heat transfer fluids and corrosion inhibitor formulations for use thereof | Bo Yang, Aleksei V. Gershun | 2013-12-24 |
| 8216383 | Methods and composition for cleaning a heat transfer system having an aluminum component | Bo Yang, Aleksei V. Gershun | 2012-07-10 |
| 8066902 | Methods for inhibiting corrosion in brazed metal surfaces and coolants and additives for use therein | Bo Yang, Aleksei V. Gershun, Filipe J. Marinho | 2011-11-29 |
| 7985349 | Non-conductive colored heat transfer fluids | Bo Yang, Filipe J. Marinho, Aleksei V. Gershun | 2011-07-26 |
| 7901824 | Colorant treated ion exchange resins, method of making, heat transfer systems and assemblies containing the same, and method of use | Bo Yang, Aleksei V. Gershun, Filipe J. Marinho | 2011-03-08 |
| 7854253 | Corrosion inhibitors, corrosion inhibiting heat transfer fluids, and the use thereof | Aleksei V. Gershun, Filipe J. Marinho, Thomas G. Kalagher, Bo Yang | 2010-12-21 |
| 7754097 | Method for stabilizing an engine coolant concentrate and preventing hard water salt formation upon dilution | — | 2010-07-13 |
| 7662304 | Corrosion inhibitors, corrosion inhibiting heat transfer fluids, and the use thereof | Aleksei V. Gershun, Filipe J. Marinho, Thomas G. Kalagher, Bo Yang | 2010-02-16 |
| 7611787 | Colorant treated ion exchange resins, method of making, heat transfer systems and assemblies containing the same, and method of use | Bo Yang, Filipe J. Marinho, Aleksei V. Gershun | 2009-11-03 |
| 7608198 | Heat transfer compositions with high electrical resistance for fuel cell assemblies | Carol S. Jeffcoate, Aleksei V. Gershun, Filipe J. Marinho | 2009-10-27 |
| 7481948 | Heat transfer compositions with high electrical resistance for fuel cell assemblies | Carol S. Jeffcoate, Aleksei V. Gershun, Filipe J. Marinho | 2009-01-27 |
| 7442676 | Methods and composition for cleaning and passivating fuel cell systems | Bo Yang, Filipe J. Marinho | 2008-10-28 |
| 6887597 | Methods and composition for cleaning and passivating fuel cell systems | Bo Yang, Filipe J. Marinho | 2005-05-03 |
| 6391257 | Antifreeze compositions comprising carboxylic acid and cyclohexenoic acid | — | 2002-05-21 |
| 6143243 | Method of inhibiting cavitation-erosion corrosion of aluminum surfaces using carboxylic acid based compositions comprising polymerizable-acid graft polymers | Aleksei V. Gershun | 2000-11-07 |
| 5925173 | Method of inhibiting corrosion of flux-treated metal surfaces | Richard A. Frost, Aleksei V. Gershun, William C. Mercer | 1999-07-20 |
| 5820752 | Methods and apparatus for recycling used antifreeze/coolant | Norman D. Berke, Stephen M. Woodward, Aleksei V. Gershun, Robert J. Rosvally | 1998-10-13 |
| 5804063 | Cooling system change-over apparatus and process | Richard F. Creeron, Aleksei V. Gershun, Stephen M. Woodward | 1998-09-08 |
| 5741436 | Antifreeze concentrates and compositions comprising neodecanoic acid corrosion inhibitors | Aleksei V. Gershun, William C. Mercer | 1998-04-21 |
| 5571420 | Cooling system change over apparatus and process | Richard F. Creeron, Aleksei V. Gershun, Stephen M. Woodward | 1996-11-05 |
| 5510036 | Process for treatment of aqueous solutions of polyhydric alcohols | Aleksei V. Gershun, Stephen M. Woodward | 1996-04-23 |
| 5422008 | Reinhibition of recycled antifreeze/coolant | Aleksei V. Gershun, Stephen M. Woodward | 1995-06-06 |
| 5223144 | Process for treatment of aqueous soluions of polyhydric alcohols | Aleksei V. Gershun, Stephen M. Woodward | 1993-06-29 |
| 5000866 | Antifreeze compositions containing alkane tetracarboxylic acid for use with hard water | — | 1991-03-19 |