Assignee
Inventors
- Hiroyoshi Kishi (20 patents)
- Toyoko Kobayashi (16 patents)
- Kiyoshi Sakai (112 patents)
- Norio Kaneko (57 patents)
- Kazumi Tanaka (74 patents)
- Chieko Mihara (49 patents)
- Toshihiko Takeda (144 patents)
- Yoshihiko Kikuchi (16 patents)
US Patent 6900295 · Granted May 31, 2005