Assignee
Inventors
- Takashi Hase (73 patents)
- Yoichi Miyasaka (59 patents)
- Toshinobu Shinnai (1 patents)
- Hiroshi Morioka (40 patents)
- Taku Yamate (3 patents)
- Hayato Katsuragi (3 patents)
- Kiyoto Mori (17 patents)
US Patent 6558463 · Granted May 6, 2003