Assignee
Inventors
- Masao Imai (116 patents)
- Kanemitsu Miyama (7 patents)
- Masaru Arai (1 patents)
- Hitoshi Shimotori (12 patents)
- Tamotsu Asano (9 patents)
- Satoru Iwamori (2 patents)
- Shohei Nozaki (3 patents)
- Nobuhiro Fukuda (48 patents)
US Patent 5846904 · Granted Dec 8, 1998