Assignee
Inventors
- Nobuyuki Oyama (6 patents)
- Kouichi Nushiro (2 patents)
- Katsutoshi Igawa (5 patents)
- Seiji Taguchi (11 patents)
- Norifumi Fujii (2 patents)
- Kenji Takihira (2 patents)
- Rikio Ono (4 patents)
- Takahiro Kumeda (2 patents)
US Patent 6581779 · Granted Jun 24, 2003