Assignee
Inventors
- Kenji Katsumata (67 patents)
- Shigeru Hirahata (31 patents)
- Toshinori Murata (33 patents)
- Haruki Takata (18 patents)
- Shinobu Torikoshi (10 patents)
- Takanori Eda (18 patents)
- Kouichi Ishibashi (6 patents)
US Patent 5534934 · Granted Jul 9, 1996