Assignee
Inventors
- Kiyoshi Okamoto (56 patents)
- Chikara Sato (59 patents)
- Norifumi Miyake (62 patents)
- Yasuo Fukazu (25 patents)
- Mitsushige Murata (45 patents)
- Masatoshi Yaginuma (29 patents)
- Tsuyoshi Moriyama (63 patents)
US Patent 6386080 · Granted May 14, 2002