Assignee
Inventors
- Kiyokazu Nishioka (26 patents)
- Kazuhiko Tanaka (93 patents)
- Yoshifumi Fujikawa (13 patents)
- Toru Nojiri (12 patents)
- Keiji Kojima (64 patents)
- Koichi Terada (23 patents)
- Yoshiki Kurokawa (31 patents)
- Koji Hosoki (2 patents)
US Patent 6401190 · Granted Jun 4, 2002