Assignee
Inventors
- Yuhei Kosugi (19 patents)
- Osamu Yamamoto (210 patents)
- Hiroaki Izumi (19 patents)
- Hideki Kusamitsu (5 patents)
- Shin-ichi Omagari (1 patents)
- Hideo Watanabe (394 patents)
- Yoshio Minowa (9 patents)
US Patent 5450046 · Granted Sep 12, 1995