Assignee
Inventors
- Tsuneo Kurotori (66 patents)
- Manabu Mochizuki (40 patents)
- Ichiro Tsuruoka (12 patents)
- Katsuhiro Echigo (46 patents)
- Itsuo Ikeda (13 patents)
- Minoru Iwamoto (11 patents)
- Hiroshi Tanabe (137 patents)
- Mayumi Miyao (6 patents)
US Patent 5155531 · Granted Oct 13, 1992