A Web-based home welfare and care services request system using a pen type image sensor. - Hidekuni Ogawa; Hiromichi Maki; Ishio Ninomiya; Yoshiharu Yonezawa; Haruhiko Sato; W. Morton Caldwell (CCNC, 2004)

A mobile phone-based safety and life support system for elderly people. - Kosuke Miyauchi; Yoshiharu Yonezawa; Hidekuni Ogawa; Hiromichi Maki; W. Morton Caldwell (CCNC, 2005)

A new infusion pathway intactness monitoring system. - Hidekuni Ogawa; Yoshiharu Yonezawa; Hiromichi Maki; Ishio Ninomiya; Koji Sata; Shingo Hamada; W. Morton Caldwell (EMBC, 2006)

A daily living activity remote monitoring system for solitary elderly people. - Hiromichi Maki; Hidekuni Ogawa; Shingo Matsuoka; Yoshiharu Yonezawa; W. Morton Caldwell (EMBC, 2011)

A new safety support system for wandering elderly persons. - Shingo Matsuoka; Hidekuni Ogawa; Hiromichi Maki; Yoshiharu Yonezawa; W. Morton Caldwell (EMBC, 2011)

A sensor for monitoring pulse rate, respiration rhythm, and body movement in bed. - Yusuke Yamana; Sosuke Tsukamoto; Koji Mukai; Hiromichi Maki; Hidekuni Ogawa; Yoshiharu Yonezawa (EMBC, 2011)

A remote drip infusion monitoring system employing Bluetooth. - Hikaru Amano; Hidekuni Ogawa; Hiromichi Maki; Sosuke Tsukamoto; Yoshiharu Yonezawa; W. Morton Caldwell (EMBC, 2012)