Assignee
Inventors
- Fumiaki Kawamura (7 patents)
- Youichi Kudoh (9 patents)
- Susumu Takemura (12 patents)
- Yasushi Ikeda (24 patents)
- Toshinobu Sano (10 patents)
- Hiroko Yoshizaki (6 patents)
- Takahiro Chiba (12 patents)
US Patent 7634532 · Granted Dec 15, 2009