Assignee
Inventors
- Youichi Sumida (2 patents)
- Takuma Watanabe (26 patents)
- Ryuichiro Emi (3 patents)
- Toshio Kawaguchi (12 patents)
- Kiyoaki Watanabe (5 patents)
- Yohko Kawai (4 patents)
- Takayuki Mitsuhashi (4 patents)
US Patent 7925070 · Granted Apr 12, 2011