Assignee
Inventors
- Kazufumi Nakamura (13 patents)
- Masahiro Nishii (10 patents)
- Ryoichi Adachi (5 patents)
- Masatoshi Uemura (4 patents)
- Ichiro Nasuno (18 patents)
- Izumi Terada (12 patents)
- Takashi Mitsuyama (1 patents)
- Hidetoshi Koga (13 patents)
US Patent 5286905 · Granted Feb 15, 1994