Assignee
Inventors
- Kazushige Hiroi (16 patents)
- Yoshifumi Fujikawa (13 patents)
- Norikazu Sasaki (12 patents)
- Riri Ueda (2 patents)
- Akio Hayashi (25 patents)
- Yukio Fujii (23 patents)
- Atsuo Kawaguchi (12 patents)
US Patent 8218945 · Granted Jul 10, 2012