The Design of Biaxial Joint for Mobile Electronics with the Analysis on Arthrosis. - Zhao Danpu; Yi Qiang; Chenghui Nie; Chen Ken; Liu Li; Leon Xu; Antti O. Salo (BIODEVICES (1), 2008)

The Design of Bionic Joints: A Lesson from Synovial Joints. - Zhao Danpu; Wu Dan; Yi Qiang; Chenghui Nie; Chen Ken; Leon Xu; Antti O. Salo; Wang Xia (BMEI (2), 2008)

Low Cost Flexible Wrist Touch UI Solution. - Bin Wang; Chenguang Cai; Emilia Koskinen; Tang Zhenqi; Huayu Cao; Leon Xu; Antti O. Salo (HCI (2), 2009)