Assignee
Inventors
- Yuuki Inoue (11 patents)
- Keiji Nagai (9 patents)
- Yutaka Nakamura (169 patents)
- Koji Dan (34 patents)
- Masato Takahashi (94 patents)
- Shogo Hyakutake (24 patents)
- Fujio Takahashi (14 patents)
- Yoshiaki Murata (12 patents)
US Patent 8135622 · Granted Mar 13, 2012