Assignee
Inventors
- Mamoru Yamaguchi (11 patents)
- Masami Uratsu (3 patents)
- Michinori Kawasumi (3 patents)
- Eiji Fujii (117 patents)
- Koji Morita (88 patents)
- Kenichi Uemori (4 patents)
- Hiroshi Harada (260 patents)
US Patent 8562069 · Granted Oct 22, 2013