Assignee
Inventors
- Miyuki Hakamatsuka (1 patents)
- Yoshihisa Ashida (1 patents)
- Akiyoshi Sagara (1 patents)
- Katsuyuki Ohshima (9 patents)
- Jitsuhiko Andoh (1 patents)
- Michio Kurata (5 patents)
- Tetsuo Irita (1 patents)
US Patent 5410642 · Granted Apr 25, 1995