Assignee
Inventors
- Naoyoshi Maehara (19 patents)
- Daisuke Bessyo (26 patents)
- Yuji Nakabayashi (31 patents)
- Makoto Shibuya (61 patents)
- Takahiro Matsumoto (175 patents)
- Shigeru Kusunoki (81 patents)
- Susumu Kiritoshi (1 patents)
US Patent 5250775 · Granted Oct 5, 1993