Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8064206 | Semiconductor memory device and semiconductor memory card using the same | Taku Nishiyama, Kiyokazu Okada, Tetsuya Yamamoto, Naohisa Okumura | 2011-11-22 |
| 7898813 | Semiconductor memory device and semiconductor memory card using the same | Taku Nishiyama, Kiyokazu Okada, Tetsuya Yamamoto, Naohisa Okumura | 2011-03-01 |