Issued Patents All Time
Showing 26–43 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8487671 | Internal-clock adjusting circuit | — | 2013-07-16 |
| 8482326 | DLL circuit, semiconductor device including the same, and data processing system | — | 2013-07-09 |
| 8446214 | Semiconductor device and method of controlling the same | Hitoshi Tanaka | 2013-05-21 |
| 8344773 | Clock generating circuit, semiconductor device including the same, and data processing system | — | 2013-01-01 |
| 8164370 | Clock control circuit and semiconductor device including the same | — | 2012-04-24 |
| 8164372 | Semiconductor device having level shift circuit, control method thereof, and data processing system | Shingo Mitsubori | 2012-04-24 |
| 8130015 | Clock generating circuit, semiconductor device including the same, and data processing system | — | 2012-03-06 |
| 8120403 | Duty detection circuit | — | 2012-02-21 |
| 8106695 | Semiconductor device | — | 2012-01-31 |
| 7202692 | Semiconductor chip and method of testing the same | — | 2007-04-10 |
| 7020228 | DLL circuit | — | 2006-03-28 |
| 6937485 | Duty ratio detecting apparatus with small return time | Misao Suzuki | 2005-08-30 |
| 6831500 | Noise-reduced voltage boosting circuit | Tomohiko Sato | 2004-12-14 |
| 6690214 | DLL circuit and DLL control method | — | 2004-02-10 |
| 6239633 | Digital DLL circuit | — | 2001-05-29 |
| 6166669 | Protection from inbound signal noise caused by inductively coupled outbound signal transitions by controlling decision threshold | — | 2000-12-26 |
| 6078200 | Clock signal generator | — | 2000-06-20 |
| 6021080 | Semiconductor memory device having a voltage converting circuit | — | 2000-02-01 |