Assignee
Inventors
- Yoshiya Nomura (41 patents)
- Tadayuki Tsuda (85 patents)
- Shinichi Sasaki (101 patents)
- Isao Ikemoto (84 patents)
- Kazushi Watanabe (137 patents)
- Hiroyuki Shirai (17 patents)
- Toshiyuki Karakama (83 patents)
US Patent 6118961 · Granted Sep 12, 2000