Certificate of Patent

     * Patent number : 10-0898696
     * Application number : 2009-0009092
     * Filing date : Feb 05, 2009
     * Registration date : May 13, 2009
     * Title of the invention : High efficiency charging device using solar cell
     * Patentee : TECHEN Co.,Ltd.
                 (267-8, Seojae-ri, Dasa-eup, Dalseong-gun, Daegu, Korea)
     * Inventor : Lee, GyeSuk
                 (103-701 JinHeung-double-park, 321-1, Seojae-ri, Dasa-eup, Dalseong-gun, Daegu, Korea)

     This is to certify that the patent is registered on the register of the korean intellectual property office.

                                                                                                                      
                                                                                                                     Jun 22, 2009