Assignee
Inventors
- Kazushi Nagasawa (1 patents)
- Tesshin Yazu (2 patents)
- Hideya Ito (8 patents)
- Takashi Sugahara (6 patents)
- Unknown
- Shiro Takada (12 patents)
- Junko Itoh (10 patents)
- Masayuki Miyazaki (110 patents)
US Patent 6657374 · Granted Dec 2, 2003