Assignee
Inventors
- Muneki Nakao (13 patents)
- Tomoyuki Takeda (53 patents)
- Naomi Nakamura (19 patents)
- Koji Okamura (32 patents)
- Makoto Mikuni (9 patents)
- Michihiro Izumi (46 patents)
- Yoshiyuki Hirai (26 patents)
US Patent 7310158 · Granted Dec 18, 2007