Assignee
Inventors
- Hajime Nakatani (33 patents)
- Yoshibumi Minowa (8 patents)
- Hiromi Kaneko (6 patents)
- Hitoshi Wakata (15 patents)
- Kenyu Haruta (14 patents)
- Haruhiko Nagai (15 patents)
- Kenichi Yasuda (60 patents)
- Hiroyuki Mukumoto (1 patents)
US Patent 5107511 · Granted Apr 21, 1992