Assignee
Inventors
- Masakatsu Endo (6 patents)
- Hideki Morozumi (13 patents)
- Kenji Sakuda (33 patents)
- Kazunori Suenaga (9 patents)
- Makoto Oyanagi (15 patents)
- Toshihiko Katayama (9 patents)
- Yoichi Wakai (14 patents)
US Patent 7400421 · Granted Jul 15, 2008