Assignee
Inventors
- Masaaki Kawasaki (60 patents)
- Keiji Okada (100 patents)
- Tetsuo Tojo (39 patents)
- Kyoko Kobayashi (25 patents)
- Yuichi Itoh (29 patents)
- Akira Uchiyama (57 patents)
- Toshiyuki Tsutsui (93 patents)
- Toshihiro Sagane (33 patents)
US Patent 6723794 · Granted Apr 20, 2004