Assignee
Inventors
- Hiroshi Goto (228 patents)
- Akira Kikuchi (92 patents)
- Yoshitaka Hibino (27 patents)
- Atsushi Totsune (9 patents)
- Norimitsu Kurihara (21 patents)
- Takefumi Hosaka (7 patents)
- Takeshi Kijima (112 patents)
US Patent 4661760 · Granted Apr 28, 1987