Assignee
Inventors
- Keiji Yoshida (39 patents)
- Kazumi Ito (29 patents)
- Masaaki Yamashita (67 patents)
- Hiroyuki Kato (316 patents)
- Yasuhiro Toyoda (37 patents)
- Yasuyuki Kajita (6 patents)
- Susumu Ogawa (43 patents)
- Nobuyoshi Kato (5 patents)
US Patent 6617048 · Granted Sep 9, 2003