Assignee
Inventors
- Toshifumi Hiratsuka (9 patents)
- Norihiro Shinotsuka (10 patents)
- Osamu Kuroda (70 patents)
- Yuichi Kitahara (21 patents)
- Takeshi Inoue (133 patents)
- Ryouta Doi (10 patents)
- Hidehiro Ilzuka (1 patents)
US Patent 6823659 · Granted Nov 30, 2004