Assignee
Inventors
- Kenji Tsubata (14 patents)
- Takashi Shimaoka (12 patents)
- Osamu Sampei (2 patents)
- Yoshitaka Taniyama (2 patents)
- Kazuhiro Takagi (27 patents)
- Tsutomu Nishiguchi (8 patents)
- Sohkichi Tajima (8 patents)
US Patent 6194444 · Granted Feb 27, 2001