Assignee
Inventors
- Kazuhiko Kurihara (43 patents)
- Hiroshi Yazawa (46 patents)
- Shuichi Murakami (136 patents)
- Yoichi Mazawa (8 patents)
- Yuki Kuroiwa (12 patents)
- Yukio Matsumura (9 patents)
- Kazuhiro Yabe (4 patents)
- Shin'ichi Umejima (1 patents)
US Patent 6132661 · Granted Oct 17, 2000