Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8004040 | Semiconductor device and its manufacturing method | Hisao Ichijo, Alberto O. Adan, Atsushi Kagisawa | 2011-08-23 |
| 5604359 | Parasitic PNP transistor with crystal defect layer in the emitter region | Hiroaki Yamamoto, Toshio Naka, Katsuki Tsuda | 1997-02-18 |
| 5407838 | Method for fabricating a semiconductor device using implantation and subsequent annealing to eliminate defects | Tetsuya Ohnishi | 1995-04-18 |