Assignee
Inventors
- Naoji Senba (22 patents)
- Yuzo Shimada (44 patents)
- Kazuaki Utsumi (34 patents)
- Kenichi Tokuno (10 patents)
- Ikushi Morizaki (1 patents)
- Akihiro Dohya (11 patents)
- Manabu Bonkohara (16 patents)
US Patent 6188127 · Granted Feb 13, 2001