Assignee
Inventors
- Yoshiyuki Hirayama (61 patents)
- Nobuhiro Kuroda (2 patents)
- Takaaki Kai (4 patents)
- Toshiaki Fujimoto (1 patents)
- Haruo Sasaki (11 patents)
- Yasutomo Imai (3 patents)
- Jun Motohashi (2 patents)
- Hirotoshi Kaneda (8 patents)
US Patent 5808449 · Granted Sep 15, 1998