Assignee
Inventors
- Yukiyoshi Yamazaki (23 patents)
- Tsutomu Toma (11 patents)
- Masahiro Nishikawa (20 patents)
- Hajime Yamada (5 patents)
- Hidefumi Ozawa (5 patents)
- Ayumu Okuda (14 patents)
- Kazutoyo Abe (7 patents)
US Patent 7301033 · Granted Nov 27, 2007