Assignee
Inventors
- Ryuichi Sugimoto (15 patents)
- Koji Kawano (21 patents)
- Hiroya Honda (1 patents)
- Mune Iwamoto (23 patents)
- Shiro Otsuzuki (11 patents)
- Kenichiro Matsuba (6 patents)
- Tetsuo Maeda (61 patents)
- Yozo Maeda (1 patents)
US Patent 6124426 · Granted Sep 26, 2000