Assignee
Inventors
- Yoshitaka Ohishi (5 patents)
- Michiko Nagahara (7 patents)
- Yoshitaka Takehisa (1 patents)
- Motoyuki Yajima (11 patents)
- Shigeki Kurokawa (5 patents)
- Norio Kajikawa (3 patents)
- Akira Itoh (87 patents)
US Patent 4609736 · Granted Sep 2, 1986