Assignee
Inventors
- Yoshiharu Saito (73 patents)
- Norio Nakauchi (12 patents)
- Kazuyuki Konno (3 patents)
- Tatsuyuki Ohashi (59 patents)
- Kenji Hagiwara (25 patents)
- Unknown
- Yukio Morita (27 patents)
- Takamichi Shimada (64 patents)
US Patent 6275760 · Granted Aug 14, 2001