Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7978543 | Semiconductor device testable on quality of multiple memory cells in parallel and testing method of the same | Hideo Inaba | 2011-07-12 |
| 7515496 | Self-refresh timer circuit and method of adjusting self-refresh timer period | Yoshinori Matsui, Hitoshi Tanaka, Kazuhiko Kajigaya, Akiyoshi Yamamoto | 2009-04-07 |
| 7432753 | Delay circuit and semiconductor device | — | 2008-10-07 |
| 7307909 | Self-refresh timer circuit and method of adjusting self-refresh timer period | Yoshinori Matsui, Hitoshi Tanaka, Kazuhiko Kajigaya, Akiyoshi Yamamoto | 2007-12-11 |
| 7292086 | Delay circuit and semiconductor device | — | 2007-11-06 |
| 6335889 | Semiconductor memory device | — | 2002-01-01 |
| 6084391 | Bandgap reference voltage generating circuit | — | 2000-07-04 |