Assignee
Inventors
- Setsuro Fujii (70 patents)
- Hiroshi Ishikawa (20 patents)
- Koichi Yasumura (13 patents)
- Koichiro Jitsukawa (6 patents)
- Sachio Toyama (5 patents)
- Hidetsugu Tsubouchi (18 patents)
- Kimio Sudo (10 patents)
- Kouichi Tsuji (3 patents)
US Patent 5037976 · Granted Aug 6, 1991