Assignee
Inventors
- Tamio Nishimura (2 patents)
- Yoshiko Miyamoto (1 patents)
- Hiroshi Ohyama (9 patents)
- Hiroshi Yamamura (2 patents)
- Ken Morita (6 patents)
- Kuniomi Matsumoto (6 patents)
- Tetsuro Watanabe (19 patents)
US Patent 4405743 · Granted Sep 20, 1983