Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6936878 | Semiconductor memory device with reduced memory cell area | Yasushi Nakashima, Yoshiyuki Ishigaki | 2005-08-30 |
| 6859386 | Semiconductor memory device with memory cell having low cell ratio | — | 2005-02-22 |
| 6704238 | Semiconductor memory device including data bus pairs respectively dedicated to data writing and data reading | Shigeki Ohbayashi, Yoji Kashihara | 2004-03-09 |
| 6189119 | Semiconductor memory device having test mode | Maki Kitaoka, Tsuyoshi Hamamoto, Hideki Yamauchi | 2001-02-13 |