Assignee
Inventors
- Ryoichi Katsumata (36 patents)
- Shinichi Hashimoto (167 patents)
- Isao Kawamoto (42 patents)
- Makoto Suzuki (8 patents)
- Hajime Yoshida (123 patents)
- Hiroshi Hagino (9 patents)
- Kiyoshi Nakayama (47 patents)
US Patent 5478733 · Granted Dec 26, 1995