Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8022484 | Semiconductor memory device | Ken Ota | 2011-09-20 |
| 7436720 | Semiconductor memory device | Kyoichi Nagata | 2008-10-14 |
| 7423924 | Semiconductor memory device | Ken Ota | 2008-09-09 |
| 6181631 | Semiconductor memory device with a reduce access time by devising a layout of a circuit without elaborate modification | Kouji Mine | 2001-01-30 |
| 6122207 | Semiconductor memory device and method for relieving defective memory cells | Yasuji Koshikawa, Kouji Mine | 2000-09-19 |
| 6094387 | Roll call tester | Kouji Mine, Yasuji Koshikawa | 2000-07-25 |