No Title Author Date of Patent
70 [US 8,098,500] PHASE SHIFT FULL BRIDGE CONVERTER WITH REDUCED CURRENT STRESS file Gun Woo Moon, Woo Jin Lee, Ki Bum Park, Chong Eun Kim  2012.01.17 
69 [US 8,094,473] BRIDGELESS POWER FACTOR CORRECTION CIRCUIT file Gun Woo Moon, Kyu Min Cho, Seong Wook Choi  2012.01.10 
68 [US 2011-0285352] CHARGE EQUALIZATION APPARATUS FOR SERIES-CONNECTED BATTERY file Gun Woo Moon, Hong Sun Park, Chol Ho Kim  2011.11.24 
67 [US 8,027,174] ADAPTER POWER SUPPLY file Gun Woo Moon, Seong Wook Choi  2011.09.27 
66 [US 8,120,322] CHARGE EQUALIZATION APPARATUS file Gun Woo Moon, Chong Eun Kim,Hong Sun Park, Chol Ho Kim  2012.02.21 
65 [US 7,939,965] CHARGE OF EQUALIZATION APPARATUS WITH PARALLEL CONNECTION OF SECONDARY WINDINGS OF MULTIPLE TRANSFORMER file Gun Woo Moon, Chon Eun Kim, Hong Sun Park  2011.03.10 
64 [US 2011-0032062] TRANSFORMER IMPROVED IN LEAKAGE INDUCTANCE file Gun Woo Moon, Chong Eun Kim, Ki Bum Park  2011.02.10 
63 [10-1107999-00-00] 전압센서와 전하균일 장치가 결합된 배터리 운용시스템 문건우,박홍선,김철호  2012.01.13 
62 [10-1093597-00-00] 정전압원을 이용한 자동전하균일 장치 문건우,박홍선,김철호  2011.12.07 
61 [10-1077154-00-00] 직렬연결 베터리 스트링을 위한 2단 전하균일방법 및 장치 문건우,박홍선,김철호  2011.10.20