1. Institute of Science and Technology,Inc.,3-10-2,Kitashinagawa,Shinagawa-ku,Tokyo 140-0001
2. Product Development Laboratories,Sankyo Co.,Ltd.,1-2-58,Hiromati,Shinagawa-ku,Tokyo 140-8710
3. Yanaco Co.,Ltd.,1,Yanagiosa-cho,Shimotoba,Fushimi-ku,Kyoto 612-8472