Assignee
Inventors
- Masanobu Yamamoto (132 patents)
- Hiroshi Kawase (17 patents)
- Jun Sasaki (195 patents)
- Minoru Takeda (56 patents)
- Gakuo Komatsubara (2 patents)
- Mitsuru Koizumi (9 patents)
- Setsuo Norioka (12 patents)
- Naoki Date (7 patents)
US Patent 6831278 · Granted Dec 14, 2004