Assignee
Inventors
- Nobuhiko Yamazaki (1 patents)
- Kazuaki Nakanishi (2 patents)
- Shinichi Yamaguchi (155 patents)
- Hisao Ohishi (1 patents)
- Ryoichi Shimatani (9 patents)
- Akihiro Yamaguchi (256 patents)
- Kazuko Hasegawa (1 patents)
US Patent 6611422 · Granted Aug 26, 2003