Assignee
Inventors
- Masayuki Ohashi (21 patents)
- Toshiyuki Shudo (5 patents)
- Kazumi Nishijima (3 patents)
- Tatsuto Notsu (1 patents)
- Akira Kikuchi (8 patents)
- Kazutoshi Yanagibashi (3 patents)
- Hidemitsu Nishida (7 patents)
US Patent 6197768 · Granted Mar 6, 2001