Assignee
Inventors
- Katsunori Ozaki (9 patents)
- Tomiyuki Satoh (1 patents)
- Michiaki Sasaki (28 patents)
- Osamu Igarashi (53 patents)
- Akira Tabuchi (9 patents)
- Kiyozumi Tani (3 patents)
- Atsushi Kamada (44 patents)
- Masaharu Kamei (5 patents)
US Patent 6523527 · Granted Feb 25, 2003