Assignee
Inventors
- Katsuhiro Asano (40 patents)
- Eiichi Ono (57 patents)
- Takaji Umeno (49 patents)
- Hideki Ohashi (56 patents)
- {umlaut over (K)}azuhiro Kamiya (1 patents)
- Yukio Mori (106 patents)
- Toshiharu Naito (16 patents)
US Patent 6879938 · Granted Apr 12, 2005