Anthropomorphic Joint Mechanism with Two Degrees of Freedom. - Hyoukryeol Choi; SungMoo Ryew (ICRA, 2000)

In-pipe inspection robot system with active steering mechanism. - SungMoo Ryew; S. H. Baik; S. W. Ryu; Kwang Mok Jung; Se-gon Roh; Hyouk Ryeol Choi (IROS, 2000)

Actively Steerable Inpipe Inspection Robots for Underground Urban Gas pipelines. - Se-gon Roh; SungMoo Ryew; Jonghwa Yang; Hyoukryeol Choi (ICRA, 2001)

Self-contained wall-climbing robot with closed link mechanism. - SinWook Ryu; Jaejun Park; SungMoo Ryew; Hyoukryeol Choi (IROS, 2001)

Double active universal joint (DAUJ): robotic joint mechanism for human-like motions. - SungMoo Ryew; Hyoukryeol Choi (IEEE Trans. Robotics Autom., 2001)

Soft Actuator for Robotic Applications Based on Dielectric Elastomer: Quasi-Static Analysis. - Hyoukryeol Choi; SungMoo Ryew; Kwang Mok Jung; H. M. Kim; Jae Wook Jeon; Jea-do Nam; Ryutaro Maeda; Kazuo Tanie (ICRA, 2002)

Soft Actuator for Robotic Applications Based on Dielectric Elastomer: Dynamic Analysis and Applications. - Hyoukryeol Choi; SungMoo Ryew; Kwang Mok Jung; H. M. Kim; Jae Wook Jeon; Jea-do Nam; Ryutaro Maeda; Kazuo Tanie (ICRA, 2002)

Microrobot actuated by soft actuators based on dielectric elastomer. - Hyoukryeol Choi; SungMoo Ryew; Kwangmok Jung; Hunmo Kim; Jae Wook Jeon; Jaedo Nam; Ryutaro Maeda; Kazuo Tanie (IROS, 2002)

Development of flexible laboratory automation platform using Mobile Agents in the clinical laboratory. - Byungjune Choi; Sung Moon Jin; Seung Hoon Shin; Jachoon Koo; SungMoo Ryew; Min-Cheol Kim; Jinhyun Kim; Woong Hee Shon; Ki Tak Ahn; Wankyun Chung; Hyouk Ryeol Choi (CASE, 2008)

The construction of a full-scale wheel/rail roller rig in Korea. - Kitak Ahn; Jaejun Park; SungMoo Ryew (CASE, 2012)

Hydraulic actuators in application of robot manipulator. - Seongcheol Jang; Gyouyoung Lee; Hyoungkwon Kim; Kitak Ahn; Jaejun Park; SungMoo Ryew (CASE, 2012)

A point-of-care test equipment for flexible laboratory automation. - Jaejun Park; Won Suk You; Sung Moon Jin; Hyouk Ryeol Choi; Wan Kyun Chung; Jinhyun Kim; SungMoo Ryew (CASE, 2012)

An In-pipe robot with multi-axial differential gear mechanism. - Ho Moon Kim; Jung Seok Suh; Yun-Seok Choi; Tran Duc Trong; Hyungpil Moon; Jachoon Koo; SungMoo Ryew; Hyouk Ryeol Choi (IROS, 2013)

Development of the untethered in-pipe inspection robot for natural gas pipelines. - Jaejun Park; Jeong Whan Moon; Hyoungkwon Kim; Seongcheol Jang; Dae Gyeong Kim; Kitak Ahn; SungMoo Ryew; Hyungpil Moon; Hyouk Ryeol Choi (URAI, 2013)

Principal properties and experiments of hydraulic actuator for robot. - Dae Gyeong Kim; Sunghan Lee; Hyunmin Shin; Gyouyoung Lee; Jaejun Park; Kitak Ahn; SungMoo Ryew (URAI, 2014)