Assignee
Inventors
- Akira Yabe (22 patents)
- Hiroyuki Niino (8 patents)
- Shozaburo Nagano (2 patents)
- Masahiro Hosoi (41 patents)
- Takatoshi Kuratsuji (10 patents)
- Kazuaki Hotta (3 patents)
- Masashi Nakano (14 patents)
US Patent 5175043 · Granted Dec 29, 1992