Assignee
Inventors
- Kei Takenaka (15 patents)
- Yasuhiko Sasaki (54 patents)
- Hideki Nakamoto (2 patents)
- Kazuo Takei (15 patents)
- Masahiro Kurihara (10 patents)
- Yuusuke Watanabe (12 patents)
- Hisao Saito (7 patents)
US Patent 8404480 · Granted Mar 26, 2013