Assignee
Inventors
- Toshihiro Yamada (62 patents)
- Yoichi Nobuhara (2 patents)
- Kazuhiro Kobayashi (6 patents)
- Satoshi Hirano (1 patents)
- Takanobu Sakurai (1 patents)
- Hiroshi Mikami (1 patents)
- Ayako Miyake (1 patents)
US Patent 6294568 · Granted Sep 25, 2001