Assignee
Inventors
- Zhiyi Song (2 patents)
- Kiyokazu Moriizumi (20 patents)
- Takami Sasahara (1 patents)
- Norikazu Ozaki (29 patents)
- Manabu Watanabe (123 patents)
- Misao Umematsu (10 patents)
- Shunichi Kikuchi (23 patents)
US Patent 6465085 · Granted Oct 15, 2002