Assignee
Inventors
- Hiroshi Takino (15 patents)
- Makoto Komai (5 patents)
- Riichiro Ohara (4 patents)
- Satoshi Iwama (18 patents)
- Yuji Yamaguchi (124 patents)
- Rinichi Nakayama (4 patents)
- Koji Hiramatsu (1 patents)
- Kenji Komamizu (1 patents)
US Patent 5302636 · Granted Apr 12, 1994