Ryoji Aoki

Realtime Guidance System in Hospital Using PHS and Android Device

Hiroshi Yamamoto, Katsuyuki Yamazaki, Ryoji Aoki, 2013, 2013 IEEE 37th Annual Computer Software and Applications Conference.

Undesired Locus of Operational Impedance and Consideration of DC Decay Testing Method for Large-Capacity Alternating Current Generator

Takahiro Ara, Hirokazu Kawabata, Shoichi Oda, 2000 .

Android-based navigation system for elderly people in hospital

Hiroshi Yamamoto, Katsuyuki Yamazaki, Ryoji Aoki, 2014, 16th International Conference on Advanced Communication Technology.