Assignee
Inventors
- Hirofumi Higashi (29 patents)
- Yasuhiko Iwamoto (21 patents)
- Tateo Kume (18 patents)
- Tetsuo Kataoka (9 patents)
- Shinichi Murata (103 patents)
- Kazuhiro Ichimoto (22 patents)
- Kojiro Okada (19 patents)
- Akihito Miyamoto (29 patents)
US Patent 6196180 · Granted Mar 6, 2001