Assignee
Inventors
- Satoshi Imasu (16 patents)
- Ikuo Yoshida (36 patents)
- Norio Kishikawa (2 patents)
- Yoshiyuki Kado (16 patents)
- Kazuyuki Taguchi (3 patents)
- Takahiro Naito (66 patents)
- Toshihiko Sato (67 patents)
US Patent 6492737 · Granted Dec 10, 2002