Assignee
Inventors
- Tsuneo Fujii (12 patents)
- Hiroshi Inukai (51 patents)
- Takayuki Deguchi (4 patents)
- Toshihiko Amano (9 patents)
- Masami Kakuchi (2 patents)
- Hiroshi Asakawa (21 patents)
- Osamu Kogure (7 patents)
US Patent 4539250 · Granted Sep 3, 1985