Assignee
Inventors
- Izumi Hamanaka (15 patents)
- Mitsuru Nagoshi (18 patents)
- Toshio Yokoyama (59 patents)
- Toshitaka Matsumoto (10 patents)
- Hiroshi Gomi (85 patents)
- Masaru Goto (20 patents)
- Masaaki Sekiguchi (4 patents)
US Patent 5532809 · Granted Jul 2, 1996