Clean Energy Systems, Inc.

:: Patents

Clean Energy Systems, Inc. Technology is covered by one or more of the following U.S. Patents:
5,437,899	5,590,528
5,680,764	5,709,077
5,715,673	5,956,937
5,970,702	6,170,264
6,206,684	6,247,316
6,389,814	6,523,349
6,598,398	6,622,470
6,637,183	6,824,710
6,868,677	6,910,335
6,945,029	7,021,063

CA Patent:
2,198,252
EP Patent:
0828929
Additional US and foreign patent applications are pending. For CES patent inquires contact:
Bradley P. Heisler Corporate Patent Counsel 3017 Douglas Boulevard Roseville, CA 95661 Tel +1 (916) 781-6634 Fax +1 (916) 645-7634