Sumi; Yasuaki
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sumi; Yasuaki.The latest application filed is for "pll circuit".
- Sumi; Yasuaki - Tottori JP
- Sumi, Yasuaki - Tottori-shi JP
| Patent | Date |
|---|---|
| Phase locked loop circuit with selectable variable frequency dividers Grant 6,894,571 - Sumi , et al. May 17, 2 | 2005-05-17 |
| Phase locked loop circuit having main and auxiliary frequency dividers and multiple phase comparisons Grant 6,853,222 - Sumi February 8, 2 | 2005-02-08 |
| Pll circuit App 20040046612 - Sumi, Yasuaki ; et al. | 2004-03-11 |
| PLL device with plural phase comparators Grant 6,670,855 - Sumi December 30, 2 | 2003-12-30 |
| PLL circuit App 20030042948 - Sumi, Yasuaki | 2003-03-06 |
| PLL device and programmable frequency-division device Grant 6,522,183 - Sumi February 18, 2 | 2003-02-18 |
| PLL device and programmable frequency-division device App 20020145457 - Sumi, Yasuaki | 2002-10-10 |
| PLL device App 20020118053 - Sumi, Yasuaki ; et al. | 2002-08-29 |
| PLL device App 20020070812 - Sumi, Yasuaki | 2002-06-13 |
| PLL circuit App 20020017956 - Sumi, Yasuaki | 2002-02-14 |
| PLL device and programmable frequency-division device App 20010048329 - Sumi, Yasuaki | 2001-12-06 |
| Phase-locked loop with improved trade-off between lock-up time and power dissipation Grant 6,100,767 - Sumi August 8, 2 | 2000-08-08 |
| Variable Frequency Divider Grant 5,729,179 - Sumi March 17, 1 | 1998-03-17 |
| Digital frequency synthesizer receiver Grant 4,081,752 - Sumi March 28, 1 | 1978-03-28 |
| Multiple-band digital frequency synthesizer receiver Grant 4,048,570 - Sumi September 13, 1 | 1977-09-13 |
uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.
While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.
All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.
| 