Assignee
Inventors
- Eihaku Shimamura (3 patents)
- Katsuhiro Imashita (2 patents)
- Tsutomu Amano (12 patents)
- Tatsuya Nagai (17 patents)
- Takayuki Okada (68 patents)
- Hitoshi Tabuchi (3 patents)
- Masaaki Katayama (32 patents)
US Patent 6843842 · Granted Jan 18, 2005