Assignee
Inventors
- Kikuo Matsuoka (18 patents)
- Shinji Tanaka (240 patents)
- Yasuyo Sano (2 patents)
- Toshihiro Takai (32 patents)
- Kenichi Mizoguchi (15 patents)
- Hideki Usami (14 patents)
- Tomoaki Haruta (2 patents)
US Patent 7942996 · Granted May 17, 2011