Assignee
Inventors
- Natsuki Takahashi (6 patents)
- Koichi Sakasegawa (1 patents)
- Takeshi Igarashi (94 patents)
- Yasuki Nishinobo (1 patents)
- Masahiko Otomo (8 patents)
- Osamu Irisawa (1 patents)
- Kazuo Yamada (136 patents)
US Patent 7690960 · Granted Apr 6, 2010