Assignee
Inventors
- Keiji Yasuda (25 patents)
- Masahiro Kimura (155 patents)
- Hisayoshi Okuya (8 patents)
- Hidetoshi Yata (3 patents)
- Hiroyoshi Ito (25 patents)
- Masayuki Nishiguchi (139 patents)
- Naoki Mizuno (52 patents)
US Patent 7378840 · Granted May 27, 2008