Assignee
Inventors
- Satoru Ito (128 patents)
- Michihiro Murata (57 patents)
- Norio Fukui (22 patents)
- Keizou Yamamoto (5 patents)
- Tetsujiro Sawao (3 patents)
- Satoshi Awata (13 patents)
- Yasuo Tada (27 patents)
- Satoru Kawabata (3 patents)
US Patent 5344518 · Granted Sep 6, 1994