Assignee
Inventors
- Naoki Watase (3 patents)
- Hironori Toyoshima (5 patents)
- Tsuneyoshi Shimizu (1 patents)
- Makoto Nakahara (54 patents)
- Daisuke Ikesugi (11 patents)
- Takatoshi Kira (18 patents)
- Yoshihisa Ohta (21 patents)
US Patent 6991324 · Granted Jan 31, 2006