Assignee
Inventors
- Yoshinobu Suehiro (65 patents)
- Yuji Takahashi (290 patents)
- Takemasa Yasukawa (21 patents)
- Hideaki Kato (76 patents)
- Hideki Omoya (5 patents)
- Hideyuki Nakano (12 patents)
- Hisao Yamaguchi (22 patents)
US Patent 6729746 · Granted May 4, 2004