Chen; Nancy H.

Patent Applications and Registrations

Patent applications and USPTO patent grants for Chen; Nancy H..The latest application filed is for "building monitoring system".

Company Profile

5.17.19

Chen; Nancy H. - North Andover MA
Chen; Nancy H. - Salem MA

*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
Building Monitoring System App 20190246071 - Chen; Nancy H. ; et al.	2019-08-08
System and Method of Networked Local Heating App 20190212759 - Laski; Joseph J. ; et al.	2019-07-11
User Interface for Control of Building System Components App 20190215460 - Chen; Nancy H. ; et al.	2019-07-11
Spatially and temporally smooth occupancy lighting Grant 9,980,349 - Chen May 22, 2	2018-05-22
Spatially And Temporally Smooth Occupancy Lighting App 20180070426 - Chen; Nancy H.	2018-03-08
Lighting system that self detects the relative physical arrangement of its sources Grant 9,736,910 - Chen August 15, 2	2017-08-15
Lighting System That Self Detects The Relative Physical Arrangement Of Its Sources App 20170094750 - Chen; Nancy H.	2017-03-30
Controlling object appearance with variable spectral distribution of lighting having constant chromaticity Grant 9,030,127 - Chen May 12, 2	2015-05-12
Controlling Object Appearance With Variable Spectral Distribution Of Lighting Having Constant Chromaticity App 20150084542 - Chen; Nancy H.	2015-03-26
Metal halide lamps with fast run-up and methods of operating the same Grant 8,710,742 - Chen , et al. April 29, 2	2014-04-29
Light output control technique by estimating lamp efficacy as a function of temperature and power Grant 8,378,594 - Chen February 19, 2	2013-02-19
Metal Halide Lamps With Fast Run-up And Methods Of Operating The Same App 20130009570 - Chen; Nancy H. ; et al.	2013-01-10
Method and gas discharge lamp with filter to control chromaticity drift during dimming Grant 8,198,823 - Chen June 12, 2	2012-06-12
Light Output Control Technique By Estimating Lamp Efficacy As A Function Of Temperature And Power App 20110266978 - Chen; Nancy H.	2011-11-03
Method And Gas Discharge Lamp With Filter To Control Chromaticity Drift During Dimming App 20110121759 - Chen; Nancy H.	2011-05-26
Fast run-up of metal halide lamp by power modulation at acoustic resonance frequency Grant 7,633,237 - Chen , et al. December 15, 2	2009-12-15
Outer jacket leak detection method and ballast implementing the method Grant 7,619,362 - Olsen , et al. November 17, 2	2009-11-17
Control method and ballast for run-up of metal halide lamp Grant 7,589,477 - Chen , et al. September 15, 2	2009-09-15
Control Method And Ballast For Run-up Of Metal Halide Lamp App 20090079365 - Chen; Nancy H. ; et al.	2009-03-26
Fast Run-up Of Metal Halide Lamp By Power Modulation At Acoustic Resonance Frequency App 20090079366 - Chen; Nancy H. ; et al.	2009-03-26
Outer Jacket Leak Detection Method And Ballast Implementing The Method App 20090039803 - Olsen; Joseph A. ; et al.	2009-02-12
Dimmable metal halide HID lamp with good color consistency Grant 7,245,075 - Chen , et al. July 17, 2	2007-07-17
Dimmable metal halide HID lamp with good color consistency App 20060226776 - Chen; Nancy H. ; et al.	2006-10-12
Method of operating a discharge lamp system and a discharge lamp system using a combination radial and longitudinal acoustic mode to reduce vertical segregation Grant 6,924,604 - Chen , et al. August 2, 2	2005-08-02
Method of operating a discharge lamp system and a discharge lamp system using a combination radial and longitudinal acoustic mode to reduce vertical segregation App 20050067975 - Chen, Nancy H. ; et al.	2005-03-31
Method of operating a discharge lamp Grant 6,844,687 - Chen January 18, 2	2005-01-18

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