Assignee
Inventors
- Masakazu Arai (10 patents)
- Hiroshi Endo (246 patents)
- Toshihiro Gotoh (5 patents)
- Toshio Yagi (8 patents)
- Masanori Tanaka (132 patents)
- Masanori Saito (75 patents)
- Shigeki Mathuno (3 patents)
US Patent 5032620 · Granted Jul 16, 1991