Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4295898 | Method of making isolated semiconductor devices utilizing ion-implantation of aluminum and heat treating | Masakatsu Yoshida, Atsutomo Tohi | 1981-10-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4295898 | Method of making isolated semiconductor devices utilizing ion-implantation of aluminum and heat treating | Masakatsu Yoshida, Atsutomo Tohi | 1981-10-20 |