Assignee
Inventors
- Hideki Mitsumine (2 patents)
- Yuichi Ninomiya (37 patents)
- Kazumasa Enami (7 patents)
- Hideo Noguchi (13 patents)
- Seiki Inoue (9 patents)
- Tadoru Kato (1 patents)
- Kunihiko Hontani (4 patents)
- Masao Fujiwara (9 patents)
US Patent 5818420 · Granted Oct 6, 1998