Q-bot: heavy object carriage robot for in-house logistics based on universal vacuum gripper. - Isamu Matsuo; Toshihiko Shimizu; Yusuke Nakai; Masahiro Kakimoto; Yuki Sawasaki; Yoshiki Mori; Takamasa Sugano; Shuhei Ikemoto; Takeshi Miyamoto (Adv. Robotics, 2020)