Assignee
Inventors
- Takao Mizuno (40 patents)
- Mutsumi Otsuka (1 patents)
- Katsuya Ohashi (1 patents)
- Yasushi Izunaga (7 patents)
- Mutsunori Matsunaga (25 patents)
- Masashi Miyake (9 patents)
- Kenji Tojo (60 patents)
US Patent 7628593 · Granted Dec 8, 2009