Issued Patents 2011
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8080868 | Semiconductor memory device and semiconductor memory card | Naohisa Okumura, Kiyokazu Okada | 2011-12-20 |
| 8064206 | Semiconductor memory device and semiconductor memory card using the same | Kiyokazu Okada, Yoriyasu Ando, Tetsuya Yamamoto, Naohisa Okumura | 2011-11-22 |
| 8004071 | Semiconductor memory device | Tetsuya Yamamoto, Naohisa Okumura | 2011-08-23 |
| 7944037 | Semiconductor device and semiconductor memory device | Tetsuya Yamamoto, Kiyokazu Okada | 2011-05-17 |
| 7898813 | Semiconductor memory device and semiconductor memory card using the same | Kiyokazu Okada, Yoriyasu Ando, Tetsuya Yamamoto, Naohisa Okumura | 2011-03-01 |