Assignee
Inventors
- Yoshihisa Yamashita (85 patents)
- Hiroki Yabe (39 patents)
- Takashi Ichiryu (40 patents)
- Seiichi Nakatani (194 patents)
- Satoru Tomekawa (28 patents)
- Toshio Fujii (45 patents)
- Seiji Karashima (42 patents)
US Patent 7531754 · Granted May 12, 2009