Assignee
Inventors
- Hiroaki Yoshida (190 patents)
- Jitsuo Masuda (22 patents)
- Junji Morimoto (13 patents)
- Eiichi Kido (28 patents)
- Masahiro Sakai (71 patents)
- Atsushi Inoue (315 patents)
- Takayuki Yamanaka (32 patents)
US Patent 6308018 · Granted Oct 23, 2001