Assignee
Inventors
- Katsura Hata (13 patents)
- Kaoru Ogawa (15 patents)
- Itaru Tsukada (16 patents)
- Kazutaka Nakamoto (16 patents)
- Koji Sagane (9 patents)
- Keigo Tanaka (32 patents)
- Kappei Tsukahara (15 patents)
- Toshihiro Horii (12 patents)
US Patent 7928215 · Granted Apr 19, 2011