Assignee
Inventors
- Kenichi Hattori (46 patents)
- Mitsuru Saeki (18 patents)
- Akitomi Semba (21 patents)
- Tadaaki Kakimoto (11 patents)
- Takashi Watanabe (622 patents)
- Manabu Suzuki (63 patents)
- Takashi Shibata (170 patents)
- Seijiro Muramatsu (7 patents)
US Patent 7638909 · Granted Dec 29, 2009