Assignee
No assignee recorded.
Inventors
- Shinichi Nakagawa (98 patents)
- Tsuneo Nakagawa (13 patents)
- Toshihiko Amano (9 patents)
- Mitsugu Omori (4 patents)
- Sadaatsu Yamaguchi (4 patents)
- Kozo Asano (11 patents)
US Patent 4703095 · Granted Oct 27, 1987
No assignee recorded.