Assignee
Inventors
- Yuko Yamashita (1 patents)
- Yuji Masumoto (2 patents)
- Takao Kimura (33 patents)
- Katsutoshi Nishida (62 patents)
- Koichi Inoue (94 patents)
- Kazuo Rokkaku (8 patents)
- Hiroaki Takebayashi (19 patents)
US Patent 4792244 · Granted Dec 20, 1988