Assignee
Inventors
- Tomomichi Ueda (11 patents)
- Susumu Kitaoka (8 patents)
- Katsuhiko Mori (114 patents)
- Shoji Yamashita (18 patents)
- Kazuyuki Higashi (71 patents)
- Tadahiro Tokumoto (5 patents)
- Masatoshi Hano (6 patents)
US Patent 6946221 · Granted Sep 20, 2005