Assignee
Inventors
- Teruo Oku (81 patents)
- Takafumi Imoto (14 patents)
- Takahiro Hiramura (10 patents)
- Miho Kawauchi (3 patents)
- Hiroshi Kayakiri (40 patents)
- Hitoshi Sawada (13 patents)
- Noritsugu Yamasaki (26 patents)
US Patent 6869950 · Granted Mar 22, 2005