Assignee
Inventors
- Junichi Takahashi (102 patents)
- Daisuke Kosaka (17 patents)
- Hirotoshi Eguchi (21 patents)
- Shoji Matsumoto (40 patents)
- Takashi Akahori (18 patents)
- Hiroshi Yamazaki (401 patents)
- Kouji Izumi (8 patents)
US Patent 4884051 · Granted Nov 28, 1989