Assignee
Inventors
- Jun Tokumitsu (33 patents)
- Masayoshi Sekine (67 patents)
- Toshiaki Kondo (43 patents)
- Koji Takahashi (533 patents)
- Isao Harigaya (43 patents)
- Minoru Yoshii (55 patents)
- Shigeyuki Suda (62 patents)
US Patent 5729290 · Granted Mar 17, 1998