Assignee
Inventors
- Toshihiko Terao (5 patents)
- Naohiro Kanayama (9 patents)
- Akihiro Morioka (1 patents)
- Yoshika Yasuda (1 patents)
- Masami Kamiya (2 patents)
- Juichi Awaya (11 patents)
- Masayasu Kurono (73 patents)
- Kiichi Sawai (60 patents)
US Patent 5290679 · Granted Mar 1, 1994