Assignee
Inventors
- Yutaka Hayashi (153 patents)
- Unknown
- Hiroaki Takasu (65 patents)
- Yoshikazu Kojima (81 patents)
- Hitoshi Niwa (22 patents)
- Nobuyoshi Matsuyama (7 patents)
- Yomoyuki Yoshino (1 patents)
- Masaaki Kamiya (39 patents)
US Patent 5585304 · Granted Dec 17, 1996