Assignee
Inventors
- Hironobu Matsui (8 patents)
- Mikio Ichihashi (37 patents)
- Shinjiroo Ueda (10 patents)
- Tadashi Otaka (55 patents)
- Kazue Takahashi (59 patents)
- Toshiaki Kobari (15 patents)
- Kenji Odaka (20 patents)
US Patent 5442183 · Granted Aug 15, 1995