Assignee
Inventors
- Hiroshi Kohsaka (2 patents)
- Masakazu Nakanishi (10 patents)
- Toshio Miyashita (2 patents)
- Isamu Nakajima (15 patents)
- Yuji Takumiya (1 patents)
- Kenji Hamaguri (11 patents)
- Hiroaki Iio (1 patents)
US Patent 5159198 · Granted Oct 27, 1992