Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6417540 | Non-volatile semiconductor memory device and method for manufacturing the same | Satoshi Shimizu, Takahiro Onakado | 2002-07-09 |
| 6414334 | Semi-conductor device with test element group for evaluation of interlayer dielectric and process for producing the same | Satoshi Shimizu | 2002-07-02 |