Assignee
Inventors
- Tomio Morino (5 patents)
- Masakazu Nishimoto (4 patents)
- Mituyuki Nishide (1 patents)
- Akira Masuda (8 patents)
- Masatoshi Yamada (10 patents)
- Eiji Kawano (1 patents)
- Takaaki Nishikiori (5 patents)
- Seiichi Saito (14 patents)
US Patent 5306496 · Granted Apr 26, 1994