1
YOO JAE SIK: 배전 선로 점검 로봇 (KO), Robot for inspecting a power distribution line (EN). KOREA ELECTRIC POWER CORPORATION, Ez International Patent & Trademark Law Office, July 7, 2011: WO/2011/081274 (3 worldwide citation)

The present invention relates to a robot for inspecting a power distribution line. The robot comprises: a travel device coupled to an overhead earth wire which interconnects utility poles, such that the travel device travels along the overhead earth wire, being hung on the overhead earth wire, so as ...


2
Kim Young Ro, Cho Joong Sam, Yoo Jae Sik, Kim Young Min: A wireless system for monitoring of manhole. Korea Electric Power Corporation, E Pia, Kim Young Ro, Cho Joong Sam, Yoo Jae Sik, Kim Young Min, LEE Woo Young, September 7, 2007: WO/2007/100191 (1 worldwide citation)

The present invention relates to a system for monitoring the temperature and water level of the inside of a manhole and whether a manhole cover is opened or closed, and more particularly, to a wireless system for monitoring manholes, which detects current states of the manholes using sensors set ins ...


3
Park Chang Ho, Lee Kyoung Jae, Oh Sang Hwan, Yoo Jae Sik, Lee Do Han, Jeong Ik Jung, Lee Dong Moon, An Yong Ho: Smart video monitoring system and method communicating with auto-tracking radar system. Isenteck Enc, Korea Electric Power Corporation, Park Chang Ho, Lee Kyoung Jae, Oh Sang Hwan, Yoo Jae Sik, Lee Do Han, Jeong Ik Jung, Lee Dong Moon, An Yong Ho, KIM Inhan, February 8, 2007: WO/2007/015631 (1 worldwide citation)

A smart video monitoring system interacting with an auto-tracking radar system and a method for controlling the same are disclosed. The smart video monitoring system converts radar data received from a management server via a radar signal processor into a two-dimensional image, removes images of fix ...


4
Yoo Jae Sik, Lee Heyong Geun, Shin Chang Hoon, Kim Jin Bong, Kim Tae Qeun, Choi Sang Jin, Kim Sung Nam, Han Sun Sin: Grip apparatus of a self-driven robot for inspecting power lines, capable of allowing a robot body to safely and precisely move while keeping the center of gravity thereof. Daehong, Korea Electric Power Corporation, July 10, 2008: KR1020070035552 (1 worldwide citation)

PURPOSE: A grip apparatus of a self-driven robot for inspecting power lines is provided to continuously inspect power lines by safely and precisely moving the self-driven robot to the next processing stage. CONSTITUTION: A grip apparatus of a self-driven robot for inspecting power lines comprises a ...


5
Park Chang Ho, Lee Kyoung Jae, Yoo Jae Sik, Lee Do Han, Jeong Ik Jung, Lee Dong Moon, An Yong Ho: Smart video monitoring system and method communicating with auto-tracking radar system. Isenteck Enc, zhangshe gao wugui meng, September 17, 2008: CN200680034361

A smart video monitoring system interacting with an auto-tracking radar system and a method for controlling the same are disclosed. The smart video monitoring system converts radar data received from a management server via a radar signal processor into a two-dimensional image, removes images of fix ...


6
Kang Nae Goog, Jung Chi Kyo, Huh Moon Young, Yoo Jae Sik: Face shield for safety helmet. Korea Electric Power, Otostech, December 24, 2008: EP2004000-A1

Disclosed is a face protector (100) configured to be rotated upward and downward while being coupled to coupling pieces (12) provided at opposite sides of a helmet (10), so as to protect the wearer's face. The face protector includes a body(120) for protecting the wearer's face, a pair of coupling u ...


7
Kim Young Ro, Cho Joong Sam, Yoo Jae Sik, Kim Young Min, Yoon Jun Chul: A antenna structure for monitoring of manhole. Korea Electric Power Corporation, E Pia, Kim Young Ro, Cho Joong Sam, Yoo Jae Sik, Kim Young Min, Yoon Jun Chul, LEE Woo Young, October 4, 2007: WO/2007/111411

The present invention relates to an antenna of a manhole monitoring system, and more particularly, to an antenna structure of a manhole monitoring system for reducing the size of an antenna used in a relay terminal and a collecting terminal that detects the position, state and history of a manhole u ...


8
Kim Young Ro, Cho Joong Sam, Yoo Jae Sik, Kim Young Min, Yoon Jun Chul: Low power wireless system for monitoring of manhole. Korea Electric Power Corporation, E Pia, Kim Young Ro, Cho Joong Sam, Yoo Jae Sik, Kim Young Min, Yoon Jun Chul, LEE Woo Young, October 4, 2007: WO/2007/111412

The present invention relates to an antenna of a manhole monitoring system, and more particularly, to an antenna structure of a manhole monitoring system for reducing the size of an antenna used in a relay terminal and a collecting terminal that detects the position, state and history of a manhole u ...


9
Kang Nae Goog, Jung Chi Kyo, Huh Moon Young, Yoo Jae Sik: Face shield for safety helmet. Korea Electric Power Corporation, Otostech, Kang Nae Goog, Jung Chi Kyo, Huh Moon Young, Yoo Jae Sik, LEE Se Jin, October 18, 2007: WO/2007/117066

Disclosed is a face protector (100) configured to be rotated upward and downward while being coupled to coupling pieces (12) provided at opposite sides of a helmet (10), so as to protect the wearer's face. The face protector includes a body(120) for protecting the wearer's face, a pair of coupling u ...


10
Yoo Jae sik, Yi Jeong ryoul, Seol Ieel ho, Lee Ju uk, Cho Hyun ho: High speed automatic circuit breaker for protection. Shinsung, Yang Linsen, Gao Shaowei, April 22, 2009: CN200780012198

Disclosed is a high speed automatic circuit breaker in which a Rogowski coil is integrated with a voltage sensor, a microprocessor processes voltage and current signals through an electronic transformer to reduce a size and costs, and an algorithm of counting, charging, and trip is realized for coor ...