Assignee
Inventors
- Gaku Sugahara (31 patents)
- Isao Kidoguchi (103 patents)
- Ryoko Miyanaga (36 patents)
- Masakatsu Suzuki (46 patents)
- Masahiro Kume (45 patents)
- Yusaburo Ban (2 patents)
- Fukukazu Hirayama (2 patents)
US Patent 6798811 · Granted Sep 28, 2004