Assignee
Inventors
- Katsunobu Iguchi (8 patents)
- Dai Terasawa (20 patents)
- Nobuhide Matsumoto (4 patents)
- Yoshinori Bito (3 patents)
- Takashi Ito (424 patents)
- Haruo Hashimoto (28 patents)
- Hiroshi Odagiri (41 patents)
US Patent 6748631 · Granted Jun 15, 2004