Assignee
Inventors
- Sayaka Fujita (6 patents)
- Yoichi Takesawa (3 patents)
- Yoshihide Shimoda (12 patents)
- Tatsuhiro Morita (10 patents)
- Rikiya Matsuo (10 patents)
- Masayuki Sakamoto (67 patents)
- Koichi Toriyama (27 patents)
US Patent 6717677 · Granted Apr 6, 2004