Assignee
Inventors
- Kiichi Sawai (60 patents)
- Masayasu Kurono (73 patents)
- Juichi Awaya (11 patents)
- Akio Kojima (88 patents)
- Hideaki Ninomiya (3 patents)
- Yoshiro Ishiwata (20 patents)
- Masahiro Nakajima (3 patents)
US Patent 5340806 · Granted Aug 23, 1994