Assignee
Inventors
- Toru Maruyama (73 patents)
- Kaoru Kobayashi (45 patents)
- Tohru Kambe (18 patents)
- Takayuki Maruyama (52 patents)
- Hideyuki Yoshida (2 patents)
- Akio Nishiura (11 patents)
- Nobutaka Abe (2 patents)
US Patent 8207223 · Granted Jun 26, 2012