Assignee
Inventors
- Katsuyasa Itoh (2 patents)
- Masahiko Sakai (32 patents)
- Motohiro Susa (1 patents)
- Katsumi Maeda (72 patents)
- Toshiaki Tsukahara (1 patents)
- Maki Takimura (1 patents)
- Hajime Nishimura (40 patents)
- Junji Chatani (1 patents)
US Patent 6685416 · Granted Feb 3, 2004