- F. Takemura, S.R. Pandian, Y. Nagase, H. Mizutani, Y. Hayakawa, and S. Kawamura, 2000, “Control of a hybrid pneumatic/electric motor”, IEEE/RSJ Int. Conf. Intelligent Robots and Systems, Kagawa, Japan, pp. 209-214.
- S. Kawamura, T.Yonezawa, K.Fujimoto, Y. Hayakawa, T.Isaka, and S.R. Pandian, 2000, “Development of an Active Orthosis for Knee Motion by using Pneumatic Actuators”, International Conference on Machine Automation (ICMA2000), Osaka, Japan, pp. 615-620.
- S.R. Pandian, F. Takemura, Y. Hayakawa, and S. Kawamura, 2000, “A sliding mode pressure observer for control of pneumatic cylinder actuators”, Japan-USA Symposium on Flexible Automation, Ann Arbor, MI, pp. 1327-1334.
- F. Takemura, S.R. Pandian, Y. Nagase, H. Mizutani, Y. Hayakawa, and S. Kawamura, 2000, “Improvement of vane-type pneumatic motors and trial of hybrid pneumatic/ electric motors”, Japan-USA Symposium on Flexible Automation, Ann Arbor, MI, pp. 393-400.
- Y. Hayakawa, T.Yamamoto, N.Iseki, Y.Amano, S.R. Pandian, and S. Kawamura, 1999, “Development of an autonomous transfer machine using pneumatic actuators”, Proc. Fourth JHPS International Symposium on Fluid Power, Tokyo, Japan, pp. 169-174.
- F. Takemura, S.R. Pandian, Y. Hayakawa, and S. Kawamura, 1999, “Observer design for control of pneumatic cylinder actuators”, Proc. Bath Int. Workshop on Power Transmission and Motion Control, PTMC'99, Bath, UK, pp. 223-236.
- S.R. Pandian, F. Takemura, Y. Hayakawa, and S. Kawamura, 1999, “Control performance of an air motor: Can air motors replace electric motors?”, Proc. IEEE Int. Conf. on Robotics and Automation, Detroit, MI, pp. 518-524.
- Y. Hayakawa, M.Tamai, N.Kuribayashi, K.Suto, K.Shigetoshi, S.R. Pandian, T.Isaka, and S. Kawamura, 1998, “Development of an active orthosis for standing up motion by using hexahedron rubber actuator”, Proc. Japan-France/Asia-Europe Congress on Mechatronics, Kitakyushu, Japan, pp. 67-70.
- S.R. Pandian, Y. Hayakawa, K.Ieda, Y.Kamoyama, and S. Kawamura, 1998, “Modelling and control of a pneumatic rotary actuator”, Proc. Bath Int. Workshop on Power Transmission and Motion Control, PTMC'98, Bath, UK, pp. 363-377.