Assignee
Inventors
- Tsuyoshi Ogasawara (13 patents)
- Junichi Matsuno (28 patents)
- Masataka Kawauchi (33 patents)
- Makoto Kurosawa (24 patents)
- Masaaki Koseki (5 patents)
- Tetsuro Takahashi (21 patents)
- Youichi Takeuchi (11 patents)
US Patent 5152513 · Granted Oct 6, 1992