Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10481306 | Display panel and method of manufacturing the same | Takeshi Fujimoto | 2019-11-19 |
| 8967021 | Operating device | Masahito Hisada, Yoshiyuki Aoki | 2015-03-03 |
| 8739649 | Operation unit | Masahito Hisada | 2014-06-03 |
| 7071771 | Current difference divider circuit | Tadayuki Taura, Toru Tanzawa | 2006-07-04 |
| 6999365 | Semiconductor memory device and current mirror circuit | Shigeru Atsumi, Toru Tanzawa | 2006-02-14 |
| 6950341 | Semiconductor memory device having plural sense amplifiers | Kentaro Watanabe | 2005-09-27 |
| 6842377 | Nonvolatile semiconductor memory device with first and second read modes | Yasuhiko Honda, Toru Tanzawa, Masao Kuriyama | 2005-01-11 |
| 6826068 | Fast data readout semiconductor storage apparatus | Hitoshi Shiga, Toru Tanzawa, Shigeru Atsumi | 2004-11-30 |
| 6807097 | Non-volatile semiconductor memory device | Tadayuki Taura, Toru Tanzawa | 2004-10-19 |
| 6795352 | Nonvolatile semiconductor memory having page mode with a plurality of banks | Toru Tanzawa, Shigeru Atsumi, Akira Umezawa, Tadayuki Taura, Hitoshi Shiga | 2004-09-21 |
| 6788601 | Semiconductor memory device and current mirror circuit | Shigeru Atsumi, Toru Tanzawa | 2004-09-07 |
| 6734719 | Constant voltage generation circuit and semiconductor memory device | Toru Tanzawa | 2004-05-11 |
| 6693818 | Semiconductor storage apparatus | Hitoshi Shiga, Toru Tanzawa, Shigeru Atsumi | 2004-02-17 |
| 6671203 | Nonvolatile semiconductor memory having page mode with a plurality of banks | Toru Tanzawa, Shigeru Atsumi, Akira Umezawa, Tadayuki Taura, Hitoshi Shiga | 2003-12-30 |
| 6639837 | Non-volatile semiconductor memory device | Tadayuki Taura, Toru Tanzawa | 2003-10-28 |
| 6552936 | Semiconductor storage apparatus | Hitoshi Shiga, Toru Tanzawa, Shigeru Atsumi | 2003-04-22 |
| 6535427 | Nonvolatile semiconductor memory device with initialization circuit and control method thereof | Toru Tanzawa, Tadayuki Taura | 2003-03-18 |
| 6477092 | Level shifter of nonvolatile semiconductor memory | — | 2002-11-05 |
| 5868486 | Surface light source device | Mamoru Yoshida | 1999-02-09 |
| 5631810 | Control of switching devices in synchronized-rectification system | — | 1997-05-20 |
| 4298488 | Hydraulic fluid composition containing glycol ethers and borate ester | Yoshiharu Tanizaki, Kenichiro Minagawa | 1981-11-03 |