Assignee
Inventors
- Haruto Yano (8 patents)
- Yoshiaki Hirasa (10 patents)
- Toshimichi Tokunaga (14 patents)
- Katsuro Hayami (8 patents)
- Norihiro Naito (8 patents)
- Teruki Akamatsu (3 patents)
- Hirofumi Goto (27 patents)
- Kazuhiro Yokouchi (14 patents)
US Patent 5189430 · Granted Feb 23, 1993