Assignee
Inventors
- Masahiro Tanoguchi (3 patents)
- Kenichi Nemoto (16 patents)
- Shinya Yoshida (52 patents)
- Shunichi Makuta (3 patents)
- Akinari Takada (14 patents)
- Kenji Fujita (67 patents)
- Masahiro Sase (17 patents)
US Patent 6219302 · Granted Apr 17, 2001