Assignee
Inventors
- Seiichi Yokoyama (56 patents)
- Atsuya Makita (6 patents)
- Eiji Hasegawa (40 patents)
- Jiro Yamada (132 patents)
- Hirohisa Shirai (7 patents)
- Yasutaka Koga (10 patents)
- Shinsuke Hibarino (2 patents)
US Patent 8963170 · Granted Feb 24, 2015