Assignee
Inventors
- Yoshinori Maeda (40 patents)
- Kazuya Okumura (12 patents)
- Michitaka Tsuchida (33 patents)
- Yoshio Uragami (4 patents)
- Kensuke Yoshizue (19 patents)
- Satoshi Ando (78 patents)
- Koji Sugiyama (38 patents)
US Patent 8180541 · Granted May 15, 2012