|
| US6089223 | 28 Ene 1998 | 18 Jul 2000 | Webco Industries, Incorporated | Direct contact water heating system |
| US6206684 | 22 Ene 1999 | 27 Mar 2001 | Clean Energy Systems, Inc. | Steam generator injector |
| US6247316 | 22 Mar 2000 | 19 Jun 2001 | Clean Energy Systems, Inc. | Clean air engines for transportation and other power applications |
| US6389814 | 20 Dic 2000 | 21 May 2002 | Clean Energy Systems, Inc. | Hydrocarbon combustion power generation system with CO2 sequestration |
| US6523349 | 19 Jun 2001 | 25 Feb 2003 | Clean Energy Systems, Inc. | Clean air engines for transportation and other power applications |
| US6598398 | 21 May 2002 | 29 Jul 2003 | Clean Energy Systems, Inc. | Hydrocarbon combustion power generation system with CO2 sequestration |
| US6622470 | 14 May 2001 | 23 Sep 2003 | Clean Energy Systems, Inc. | Semi-closed brayton cycle gas turbine power systems |
| US6637183 | 14 May 2001 | 28 Oct 2003 | Clean Energy Systems, Inc. | Semi-closed brayton cycle gas turbine power systems |
| US6824710 | 14 May 2001 | 30 Nov 2004 | Clean Energy Systems, Inc. | Working fluid compositions for use in semi-closed brayton cycle gas turbine power systems |
| US6868677 | 24 May 2002 | 22 Mar 2005 | Clean Energy Systems, Inc. | Combined fuel cell and fuel combustion power generation systems |
| US6910335 | 22 Ago 2003 | 28 Jun 2005 | Clean Energy Systems, Inc. | Semi-closed Brayton cycle gas turbine power systems |
| US6945029 | 17 Nov 2003 | 20 Sep 2005 | Clean Energy Systems, Inc. | Low pollution power generation system with ion transfer membrane air separation |
| US7021063 | 10 Mar 2004 | 4 Abr 2006 | Clean Energy Systems, Inc. | Reheat heat exchanger power generation systems |
| US7043920 | 8 Jul 2003 | 16 May 2006 | Clean Energy Systems, Inc. | Hydrocarbon combustion power generation system with CO2 sequestration |
| US7882692 | 30 Abr 2007 | 8 Feb 2011 | Clean Energy Systems, Inc. | Zero emissions closed rankine cycle power system |