Assignee
Inventors
- Katsura Hayashi (33 patents)
- Akihiko Nishimoto (26 patents)
- Yukihiro Hiramatsu (1 patents)
- Yuji Iino (5 patents)
- Shuichi Tateno (6 patents)
- Riichi Sasamori (5 patents)
- Shigeaki Fukumoto (7 patents)
US Patent 6143116 · Granted Nov 7, 2000