Assignee
Inventors
- Toshiro Sato (45 patents)
- Yuji Suwa (18 patents)
- Yoshiyuki Iwakura (8 patents)
- Kazunari Gotou (3 patents)
- Toshiaki Sato (132 patents)
- Kazuyoshi Kanei (2 patents)
- Masaki Tosaka (23 patents)
- Yasuhiro Yamashita (67 patents)
US Patent 6915249 · Granted Jul 5, 2005