Assignee
Inventors
- Genji Takahashi (2 patents)
- Kazuyuki Seino (24 patents)
- Sadamu Saito (4 patents)
- Tadashi Sato (125 patents)
- Etsunori Mori (7 patents)
- Kiyoshi Kurosawa (13 patents)
- Yoshinori Shirai (7 patents)
US Patent 5153427 · Granted Oct 6, 1992