Assignee
Inventors
- Kazunari Nishihara (17 patents)
- Kiyotomo Kubota (2 patents)
- Hirohumi Tajika (2 patents)
- Koji Nomura (54 patents)
- Tetsuro Shimamura (11 patents)
- Yukinori Sasaki (10 patents)
- Masako Yamaguchi (3 patents)
US Patent 6550116 · Granted Apr 22, 2003