Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4691224 | Planar semiconductor device with dual conductivity insulating layers over guard rings | — | 1987-09-01 |
IT
Ikunori Takada
Overall (All Time): #3,981,354 of 4,157,543Top 100%
1
Patents All Time