Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8441054 | Driver for driving a load using a charge pump circuit | Toshimasa Tanaka | 2013-05-14 |
| 8330750 | Liquid crystal drive device and liquid crystal display device using the same | — | 2012-12-11 |
| 7928973 | Power supply circuit, LCD driver IC and liquid crystal display device | Takashi Sato | 2011-04-19 |
| 7436015 | Driver for driving a load using a charge pump circuit | Toshimasa Tanaka | 2008-10-14 |
| 7215003 | Driver for driving a load using a charge pump circuit | Toshimasa Tanaka | 2007-05-08 |
| 6693316 | Semiconductor apparatus having a charge pump circuit | Toshimasa Tanaka | 2004-02-17 |