Assignee
Inventors
- Takahiro Haga (68 patents)
- Tadaaki Toki (14 patents)
- Toru Koyanagi (35 patents)
- Masato Omatsu (4 patents)
- Hiroshi Sasaki (17 patents)
- Masayuki Morita (59 patents)
- Kiyomitsu Yoshida (12 patents)
US Patent 5256674 · Granted Oct 26, 1993