Assignee
Inventors
- Hiroshi Kujirai (18 patents)
- Kousuke Okuyama (57 patents)
- Kazuhiro Hata (14 patents)
- Kiyonori Oyu (39 patents)
- Ryo Nagai (39 patents)
- Hiroyuki Uchiyama (116 patents)
- Takahiro Kumauchi (14 patents)
- Teruhisa Ichise (18 patents)
US Patent 6828242 · Granted Dec 7, 2004