Assignee
Inventors
- Fumio Ishihara (5 patents)
- Mutsumi Naruse (13 patents)
- Takanori Kohno (9 patents)
- Tetsuo Sakamoto (21 patents)
- Kouichi Kobayashi (50 patents)
- Teruyuki Tongu (5 patents)
- Norifumi Nakagawa (10 patents)
- Tomio Kurosu (16 patents)
US Patent 5678098 · Granted Oct 14, 1997