Assignee
Inventors
- Shinichi Kikuchi (268 patents)
- Masafumi Tamura (27 patents)
- Hideo Ando (746 patents)
- Shuichi Hisatomi (17 patents)
- Mitsuyuki Nozaki (6 patents)
- Kazuhiko Taira (185 patents)
- Yuji Ito (228 patents)
US Patent 6553180 · Granted Apr 22, 2003