Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6834021 | Semiconductor memory having memory cells requiring refresh operation | Shinichi Yamada | 2004-12-21 |
| 6791354 | Semiconductor integrated circuit | Shinichi Yamada, Masato Takita | 2004-09-14 |
| 6765843 | Semiconductor memory device with efficient buffer control for data buses | Shuji Mabuchi | 2004-07-20 |
| 6707730 | Semiconductor memory device with efficient and reliable redundancy processing | Masato Matsumiya | 2004-03-16 |