LIANG; Jim-Hung

Patent Applications and Registrations

Patent applications and USPTO patent grants for LIANG; Jim-Hung.The latest application filed is for "light emitting diode bulb with central axis bidirectional convection heat dissipation structure".

Company Profile

0.11.14

LIANG; Jim-Hung - Taipei TW

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Light Emitting Diode Bulb With Central Axis Bidirectional Convection Heat Dissipation Structure App 20150338028 - LIANG; Jim-Hung	2015-11-26
Minimalistic Led Recessed Light App 20150276136 - LIANG; Jim-Hung	2015-10-01
Light Emitting Diode Bulb With Central Axis Bidirectional Convection Heat Dissipation Structure App 20150176830 - LIANG; Jim-Hung	2015-06-25
Llc Resonant Power Converter With Current-circulating Circuit For Enabling Light-load Regulation App 20130294113 - LIANG; Jim-Hung ; et al.	2013-11-07
Electronic ballast capable of self-protection at natural or premature end of life of fluorescent light tube Grant 8,441,211 - Liang May 14, 2	2013-05-14
Series resonant converter capable of reducing peak voltage generated at power switches and peak current generated on secondary side when being turned on from off immediately Grant 8,437,153 - Liang , et al. May 7, 2	2013-05-07
Series resonant converter with overload delay and short-circuit protection mechanisms Grant 8,406,018 - Liang March 26, 2	2013-03-26
Electronic Ballast Capable Of Self-protection At Natural Or Premature End Of Life Of Fluorescent Light Tube App 20130038214 - LIANG; Jim-Hung	2013-02-14
Fixed-time, fixed-frequency, preheat-type ballast circuit for fluorescent light tube Grant 8,373,350 - Liang February 12, 2	2013-02-12
Constant-current circuit capable of voltage compensation and zero-voltage switching Grant 8,213,191 - Liang July 3, 2	2012-07-03
Fixed-time, fixed-frequency, preheat-type ballast circuit for fluorescent light tube App 20120081026 - Liang; Jim-Hung	2012-04-05
Fluorescent lamp circuit capable of being repaired and repeatedly used App 20120081019 - Liang; Jim-Hung	2012-04-05
Series resonant converter using power switches with relatively low rated voltages and currents App 20120044721 - Liang; Jim-Hung ; et al.	2012-02-23
Recessed lamp support structure Grant 8,079,727 - Liang December 20, 2	2011-12-20
Heat dissipation housing for led lamp App 20110232886 - Liang; Jim-Hung	2011-09-29
Recessed lamp support structure App 20110235342 - Liang; Jim-Hung	2011-09-29
Constant-current circuit capable of voltage compensation and zero-voltage switching App 20110235371 - Liang; Jim-Hung	2011-09-29
Series resonant converter with overload delay and short-circuit protection mechanisms App 20110228566 - Liang; Jim-Hung	2011-09-22
LED lamp Grant 7,965,023 - Liang June 21, 2	2011-06-21

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.