Assignee
Inventors
- Yoshio Kagitani (9 patents)
- Yasuo Ueda (11 patents)
- Kozi Munechika (1 patents)
- Satoshi Morimoto (3 patents)
- Shirou Komeda (2 patents)
- Kenji Tanaka (360 patents)
- Kazumasa Yokoyama (77 patents)
US Patent 4587122 · Granted May 6, 1986