Assignee
Inventors
- Toshiyuki Nobutani (18 patents)
- Masami Shimakura (16 patents)
- Junichi Tanahashi (14 patents)
- Kenichiro Ono (29 patents)
- Hajime Morimoto (14 patents)
- Tatsuya Sakashita (10 patents)
- Eiichi Matsuzaki (37 patents)
US Patent 5736981 · Granted Apr 7, 1998