Assignee
Inventors
- Sosaku Kimura (8 patents)
- Toshikazu Hatsuse (8 patents)
- Masami Shimizu (75 patents)
- Masakazu Miyashita (8 patents)
- Junichi Yoshioka (14 patents)
- Akira Kanai (15 patents)
- Koichi Koizumi (5 patents)
US Patent 4656951 · Granted Apr 14, 1987