Assignee
Inventors
- Matahira Kotani (45 patents)
- Masafumi Matsumoto (39 patents)
- Mamoru Fujii (7 patents)
- Motohiko Hayashi (27 patents)
- Masayuki Hachinoda (14 patents)
- Mitsunobu Kondo (4 patents)
- Naomitsu Murata (5 patents)
- Kouichi Mino (7 patents)
US Patent 4962526 · Granted Oct 9, 1990