Assignee
Inventors
- Kazuyoshi Nishijima (30 patents)
- Tetsuji Endo (15 patents)
- Kazuhiro Kaneko (53 patents)
- Toshiyuki Sugiyama (21 patents)
- Mikio Ochiai (13 patents)
- Yoshinori Goto (18 patents)
- Masaki Ueno (198 patents)
- Masahito Ishizuka (5 patents)
US Patent 6994664 · Granted Feb 7, 2006