Assignee
Inventors
- Eiji Nakanishi (12 patents)
- Toshio Suzuki (378 patents)
- Masato Furusaki (1 patents)
- Kiyoji Morita (2 patents)
- Hiroshi Sakurai (132 patents)
- Hiroshi Daito (13 patents)
- Mikio Takahashi (27 patents)
US Patent 5014142 · Granted May 7, 1991