Assignee
Inventors
- Kikuo Tokunaga (4 patents)
- Yuichi Fujioka (12 patents)
- Toshimitsu Ichinose (15 patents)
- Toshiaki Ohkubo (6 patents)
- Masashi Hishida (2 patents)
- Yoshiyuki Wakabayashi (2 patents)
- Katsuyuki Ueda (5 patents)
US Patent 6245308 · Granted Jun 12, 2001