Assignee
Inventors
- Kenichi Ohara (24 patents)
- Yoshinori Shibata (104 patents)
- Hiromichi Shibuya (7 patents)
- Hitoshi Hirose (20 patents)
- Kikuo Iwasaka (15 patents)
- Tatsuo Kubota (4 patents)
- Masaya Sato (2 patents)
- Tadashi Kasai (65 patents)
US Patent 6206824 · Granted Mar 27, 2001