Assignee
Inventors
- Syuji Uemura (2 patents)
- Yoshihiro Okuda (11 patents)
- Syuuji Kaya (3 patents)
- Toshiro Oba (12 patents)
- Akiyoshi Satoh (7 patents)
- Katsumasa Tsuneyoshi (3 patents)
- Fumiaki Kawawaki (16 patents)
- Takafumi Bannai (1 patents)
US Patent 5519646 · Granted May 21, 1996