Assignee
Inventors
- Shinji Tokumasu (5 patents)
- Shiro Nonaka (11 patents)
- Yasumasa Kawashima (10 patents)
- Tomotoshi Ishida (26 patents)
- Norihiro Nakajima (7 patents)
- Misato Nio (4 patents)
- Yoshio Kunitomo (1 patents)
- Kenichi Anjyo (8 patents)
US Patent 5353395 · Granted Oct 4, 1994