Assignee
Inventors
- Yoshifumi Iwata (47 patents)
- Yuu Tanaka (25 patents)
- Katsuhiko Iwazaki (45 patents)
- Hisashi Satonaka (36 patents)
- Mitsuhiko Morita (15 patents)
- Tomohiko Endo (35 patents)
- Seiji Kawakami (41 patents)
- Hiroaki Kataoka (63 patents)
US Patent 6826469 · Granted Nov 30, 2004