Assignee
Inventors
- Ryoji Tsukamoto (14 patents)
- Seiji Ito (35 patents)
- Mitsuru Teramoto (6 patents)
- Shinya Watanabe (194 patents)
- Koji Furuya (23 patents)
- Shinichi Kawai (27 patents)
- Kenji Suzuki (825 patents)
US Patent 6124043 · Granted Sep 26, 2000