Assignee
Inventors
- Misao Iwatare (5 patents)
- Toshimasa Umetsu (2 patents)
- Toshio Nakanishi (52 patents)
- Makoto Moribe (6 patents)
- Keijiro Kadomatsu (1 patents)
- Toshiki Shimasaki (2 patents)
- Satoru Onodera (8 patents)
US Patent 5255160 · Granted Oct 19, 1993