Assignee
Inventors
- Sachie Yokoyama (5 patents)
- Rumiko Hashiba (3 patents)
- Hideki Tsutsui (14 patents)
- Chikashi Sugiura (15 patents)
- Toshihiro Fujibayashi (3 patents)
- Takashi Sudo (90 patents)
- Takehiko Isaka (8 patents)
US Patent 8971631 · Granted Mar 3, 2015