Assignee
Inventors
- Naoki Koyama (38 patents)
- Koichi Nishioka (26 patents)
- Kouji Okazaki (28 patents)
- Shuichi Kojima (31 patents)
- Azusa Hori (1 patents)
- Satoshi Shigematsu (74 patents)
- Yukimasa Okada (19 patents)
US Patent 7957109 · Granted Jun 7, 2011