Assignee
Inventors
- Chikai Yoshimizu (36 patents)
- Hiroaki Orikasa (11 patents)
- Takahiko Shimada (7 patents)
- Shigeru Shinohara (34 patents)
- Eiji Nakayama (50 patents)
- Kazuhiko Funabashi (66 patents)
- Atsushi Nakagawa (103 patents)
US Patent 6172860 · Granted Jan 9, 2001