Assignee
Inventors
- Yoshitugu Imano (1 patents)
- Kazuhito Ozawa (18 patents)
- Yoshitomo Kitanishi (2 patents)
- Katsuhide Shino (11 patents)
- Yukihiro Inoue (31 patents)
- Yoshinori Oogita (12 patents)
- Kazuhiro Nakao (19 patents)
- Shigeki Komaki (19 patents)
US Patent 4744850 · Granted May 17, 1988