Assignee
Inventors
- Takashi Nagai (72 patents)
- Hidekazu Tamura (5 patents)
- Seiji Kikushima (12 patents)
- Toru Takatsuna (10 patents)
- Hiroko Higuchi (6 patents)
- Unknown
- Kouzou Teramoto (6 patents)
- Noriya Okamoto (6 patents)
US Patent 6760560 · Granted Jul 6, 2004