Assignee
Inventors
- Sei Onuma (23 patents)
- Nobuhiko Kita (32 patents)
- Haruo Hashimoto (28 patents)
- Masafumi Takahira (28 patents)
- Kaoru Tada (73 patents)
- Genta Hagiwara (29 patents)
- Tatsuo Fukushima (22 patents)
US Patent 8311438 · Granted Nov 13, 2012