Assignee
Inventors
- Hiroyuki Hisamichi (12 patents)
- Itsuro Shimada (16 patents)
- Tsukasa Ishihara (15 patents)
- Tomofumi Takuwa (9 patents)
- Takafumi Shimizu (10 patents)
- Noriko Ishikawa (11 patents)
- Kyoichi Maeno (13 patents)
- Norio Seki (16 patents)
US Patent 8486970 · Granted Jul 16, 2013