Assignee
Inventors
- Tsutomu Sada (11 patents)
- Kazunari Takeda (18 patents)
- Naoto Nishimura (48 patents)
- Takehito Mitate (40 patents)
- Naoto Torata (20 patents)
- Kazuo Yamada (136 patents)
- Motoaki Nishijima (39 patents)
US Patent 7311998 · Granted Dec 25, 2007