Assignee
Inventors
- Unknown
- Hiroyuki Nagata (4 patents)
- Atsuhiro Hasegawa (3 patents)
- Harumi Ue (2 patents)
- Isami Takahashi (12 patents)
- Yutaka Saitoh (15 patents)
- Kenichi Mochida (12 patents)
- Shun-ichi Ikeda (10 patents)
- Yutaka Kanda (65 patents)
US Patent 6815449 · Granted Nov 9, 2004