Assignee
Inventors
- Akifumi Tachibana (23 patents)
- Keisuke Mori (62 patents)
- Masakazu Suzuki (156 patents)
- Kazunari Matoba (31 patents)
- Hitoshi Asai (23 patents)
- Toshitaka Takeguchi (4 patents)
- Kazuhisa Miyaguchi (32 patents)
US Patent 5664001 · Granted Sep 2, 1997