Assignee
Inventors
- Hiroshi Matsui (150 patents)
- Kazushige Mizuno (1 patents)
- Yasuki Ito (5 patents)
- Shuichi Ohara (17 patents)
- Akira Fujiwara (44 patents)
- Kenichi Takasugi (1 patents)
- Masahiko Okada (2 patents)
US Patent 6194164 · Granted Feb 27, 2001