Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12094566 | Memory system | — | 2024-09-17 |
| 7365555 | Semiconductor device, method for testing the same and IC card | — | 2008-04-29 |
| 7123501 | Semiconductor memory device using ferroelectric capacitor, and semiconductor device with the same | — | 2006-10-17 |
| 7098681 | Semiconductor device, method for testing the same and IC card | — | 2006-08-29 |
| 6999353 | Semiconductor memory device including page latch circuit | Tamio Ikehashi, Kenichi Imamiya | 2006-02-14 |
| 6845047 | Read circuit of nonvolatile semiconductor memory | Tamio Ikehashi, Kenichi Imamiya | 2005-01-18 |
| 6826116 | Semiconductor memory device including page latch circuit | Tamio Ikehashi, Kenichi Imamiya | 2004-11-30 |
| 6731538 | Semiconductor memory device including page latch circuit | Tamio Ikehashi, Kenichi Imamiya | 2004-05-04 |
| 6674668 | Read circuit on nonvolatile semiconductor memory | Tamio Ikehashi, Kenichi Imamiya | 2004-01-06 |
| 6438038 | Read circuit of nonvolatile semiconductor memory | Tamio Ikehashi, Kenichi Imamiya | 2002-08-20 |
| 6400604 | Nonvolatile semiconductor memory device having a data reprogram mode | — | 2002-06-04 |
| 5844268 | Nonvolatile semiconductor memory device | Daisuke Tohyama | 1998-12-01 |
| 5702966 | Method of manufacturing a semiconductor memory device | Daisuke Tohyama | 1997-12-30 |
| 5596529 | Nonvolatile semiconductor memory device | Daisuke Tohyama | 1997-01-21 |