Assignee
Inventors
- Taisei Hirayama (3 patents)
- Masanobu Inami (1 patents)
- Shuichi Matsuo (14 patents)
- Koichiro Ito (11 patents)
- Ryo Hattori (66 patents)
- Yoshitugu Yamamoto (1 patents)
- Yoshihiro Notani (15 patents)
- Shinichi Miyakuni (14 patents)
US Patent 6791335 · Granted Sep 14, 2004