TastyStreet System: Context-Aware Application that Guides Users to Their Preferred Shopping Locations with a GPS Locator-Equipped Cell-Phone. - Hiroyuki Katayama; Yoichi Muraoka (International Conference on Wireless Networks, 2004)

Reduction of Radio Frequency Interference to HTS-dc-SQUID by Adding a Cooled Transformer. - Yoshimi Hatsukade; Yoshihiro Kitamura; Saburo Tanaka; Keiichi Tanabe; Eiichi Arai; Hiroyuki Katayama (IEICE Trans. Electron., 2011)