Assignee
Inventors
- Yutaka Kaneko (137 patents)
- Kenji Kadokura (5 patents)
- Toshihiko Kimura (22 patents)
- Noritaka Nakayama (40 patents)
- Satoshi Kawakatsu (18 patents)
- Katsunori Katoh (20 patents)
- Kaoru Shinozaki (8 patents)
US Patent 4675280 · Granted Jun 23, 1987