Assignee
Inventors
- Zenro Ikezawa (1 patents)
- Shumpei Yokota (1 patents)
- Kazufumi Tsubaki (2 patents)
- Hiroshige Kohno (15 patents)
- Hiromu Sugiyama (14 patents)
- Kenji Ikeda (138 patents)
- Takashi Suzuki (1,317 patents)
US Patent 5480660 · Granted Jan 2, 1996