Assignee
Inventors
- Masahide Watanabe (19 patents)
- Masami Kubota (6 patents)
- Shiro Koyama (5 patents)
- Kenji Ishikawa (50 patents)
- Kouichi Kazama (6 patents)
- Mitsuaki Komino (25 patents)
- Takanori Sakurai (12 patents)
US Patent 5625526 · Granted Apr 29, 1997