Assignee
Inventors
- Kunihiko Araki (11 patents)
- Susumu Iguchi (12 patents)
- Tadafumi Ohguro (3 patents)
- Yoshimi Ono (3 patents)
- Koichi Nishi (34 patents)
- Yoshio Fukushima (18 patents)
- Satoshi Yamane (15 patents)
- Hirofumi Horigome (5 patents)
US Patent 4460256 · Granted Jul 17, 1984