Assignee
Inventors
- Sueyoshi Makino (1 patents)
- Tateyuki Inagi (1 patents)
- Hideo Ishizuka (2 patents)
- Tadashi Shimada (9 patents)
- Asashi Nishikiori (1 patents)
- Yoshiaki Suwa (2 patents)
- Masahiko Adachi (23 patents)
US Patent 5289634 · Granted Mar 1, 1994