Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8326316 | Portable wireless terminal and moving velocity detecting method for portable wireless terminal | — | 2012-12-04 |
| 7639756 | Apparatus and method for adjusting quadrature modulator, communication apparatus and program | Satoshi Niwa | 2009-12-29 |
| 7117006 | Portable cellular phone system with automatic answering telephone function | — | 2006-10-03 |
| 6891525 | Electronic apparatus with backlighting device | — | 2005-05-10 |
| 6519706 | DSP control apparatus and method for reducing power consumption | — | 2003-02-11 |
| 6329886 | Impedance-matching method and circuit at different frequences | — | 2001-12-11 |
| 6011963 | Received signal strength detecting circuit | — | 2000-01-04 |
| 5706315 | Automatic frequency control device for tuning an intermediate frequency signal to a target frequency | — | 1998-01-06 |
| 5612977 | Automatic frequency control circuit for a receiver of phase shift keying modulated signals | — | 1997-03-18 |