Assignee
Inventors
- Masumi Kubo (101 patents)
- Yozo Narutaki (65 patents)
- Atsushi Ban (57 patents)
- Takayuki Shimada (88 patents)
- Yoji Yoshimura (9 patents)
- Mikio Katayama (81 patents)
- Yutaka Ishii (100 patents)
- Hirohiko Nishiki (53 patents)
US Patent 6452654 · Granted Sep 17, 2002