Assignee
Inventors
- Kinichiro Ohno (8 patents)
- Katsuyoshi Morita (1 patents)
- Kazuo Aihara (4 patents)
- Yukio Kanzaki (3 patents)
- Hirobumi Watanabe (10 patents)
- Hiroshi Ikeda (298 patents)
- Kouichi Okamoto (23 patents)
US Patent 4769110 · Granted Sep 6, 1988