Assignee
Inventors
- Takashi Shimoyama (2 patents)
- Tatsuo Tozawa (1 patents)
- Masamichi Satomi (1 patents)
- Yoshihiro Fukuda (1 patents)
- Ryoki Takahashi (2 patents)
- Ritsuko Mochida (2 patents)
- Haruhisa Hirata (7 patents)
US Patent 6777197 · Granted Aug 17, 2004