Quilter; Patrick H.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Quilter; Patrick H..The latest application filed is for "programmably configured switchmode audio amplifier".
- Quilter; Patrick H. - Costa Mesa CA
- Quilter; Patrick H. - Laguna Beach CA US
| Patent | Date |
|---|---|
| Programmably configured switchmode audio amplifier Grant 10,749,488 - Quilter , et al. A | 2020-08-18 |
| Programmably Configured Switchmode Audio Amplifier App 20170085236 - Quilter; Patrick H. ; et al. | 2017-03-23 |
| Programmably configured switchmode audio amplifier Grant 9,543,913 - Quilter , et al. January 10, 2 | 2017-01-10 |
| Guitar amplifier Grant 9,008,333 - Quilter April 14, 2 | 2015-04-14 |
| Amplifier Grant D720,717 - Quilter January 6, 2 | 2015-01-06 |
| Programmably Configured Switchmode Audio Amplifier App 20140192989 - Quilter; Patrick H. ; et al. | 2014-07-10 |
| Amplifier Grant D689,462 - Quilter September 10, 2 | 2013-09-10 |
| Guitar Amplifier App 20130136278 - Quilter; Patrick H. | 2013-05-30 |
| Amplifier Grant D629,383 - Quilter , et al. December 21, 2 | 2010-12-21 |
| Multi-channel, Multi-power Class D Amplifier With Regulated Power Supply App 20080030268 - Quilter; Patrick H. | 2008-02-07 |
| Multi-channel, multi-power class D amplifier with regulated power supply Grant 7,279,967 - Quilter October 9, 2 | 2007-10-09 |
| Multi-channel, multi-power class D amplifier with regulated power supply App 20060186955 - Quilter; Patrick H. | 2006-08-24 |
| Lightweight fixed frequency discontinuous resonant power supply for audio amplifiers Grant 5,767,744 - Irwin , et al. June 16, 1 | 1998-06-16 |
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.
| 