Assignee
Inventors
- Nobuhiro Oikawa (11 patents)
- Eisaku Mizuguchi (10 patents)
- Kenji Morikami (6 patents)
- Nobuo Shimma (35 patents)
- Nobuya Ishii (6 patents)
- Toshiyuki Tsukaguchi (8 patents)
- Sawako Ozawa (6 patents)
US Patent 8609656 · Granted Dec 17, 2013