Assignee
Inventors
- Seiji Kamada (19 patents)
- Hiroshi Kumagai (43 patents)
- Midori Kondou (1 patents)
- Kenji Kikuchi (90 patents)
- Takumaru Sagawa (5 patents)
- Yutaka Mabuchi (49 patents)
- Takahiro Nakahigashi (16 patents)
US Patent 7607414 · Granted Oct 27, 2009