Assignee
Inventors
- Nobuhiko Betsuda (23 patents)
- Takumi Suwa (10 patents)
- Unknown
- Akiko Saito (104 patents)
- Makoto Bessho (17 patents)
- Yusuke Shibahara (20 patents)
- Hiroki Tamai (15 patents)
- Nobuo Shibano (17 patents)
- Keiichi Shimizu (112 patents)
US Patent 8567990 · Granted Oct 29, 2013