Assignee
Inventors
- Masaatsu Oofusa (2 patents)
- Shigeru Imai (14 patents)
- Toshiaki Higuchi (5 patents)
- Yutaka Hagiwara (15 patents)
- Kunio Miyazaki (49 patents)
- Naoto Toyooka (6 patents)
- Tadahiro Itoh (2 patents)
US Patent 7582246 · Granted Sep 1, 2009