Assignee
Inventors
- Minoru Ikeda (96 patents)
- Miyuki Yamaguti (1 patents)
- Syouji Umemoto (1 patents)
- Koushiro Adachi (3 patents)
- Shiro Fujimori (3 patents)
- Hiroshi Ui (1 patents)
- Toshio Mori (51 patents)
- Tamotsu Tsukaguchi (12 patents)
US Patent D313980 · Granted Jan 22, 1991