Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6022759 | Method for producing a semiconductor device, base member for semiconductor device and semiconductor device unit | Masaaki Seki, Michio Sono, Ichiro Yamaguchi, Kazuhiko Mitobe, Koki Otake +5 more | 2000-02-08 |
| 5747874 | Semiconductor device, base member for semiconductor device and semiconductor device unit | Masaaki Seki, Michio Sono, Ichiro Yamaguchi, Kazuhiko Mitobe, Koki Otake +5 more | 1998-05-05 |