Assignee
Inventors
- Hidenari Nakahama (27 patents)
- Masaaki Kawasaki (60 patents)
- Yuji Ishii (40 patents)
- Tetsuo Tojo (39 patents)
- Taku Koda (11 patents)
- Yoshio Maejima (1 patents)
- Yuji MIURA (7 patents)
- Yasuhiro Hosomi (2 patents)
US Patent 6111021 · Granted Aug 29, 2000