Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5051374 | Method of manufacturing a semiconductor device with identification pattern | Takayoshi Kagawa | 1991-09-24 |
| 4951116 | Read-only memory with identification pattern | Takayoshi Kagawa | 1990-08-21 |