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Inventor

Nancy H. Chen

Inventor
North Andover, MA, US

Overview

21→
Patents
2000–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 21 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H05Bprimary
H05BElectric heating27%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications12%
G06FElectric digital data processing10%
H01JElectric discharge tubes or discharge lamps10%
G11CStatic stores5%
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy5%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution5%
Y02PClimate change mitigation technologies in the production or processing of goods5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
C12NMicroorganisms or enzymes2%
PatentTitleYear
11,124,780Genetically engineered bacterium used for producing uridine with high-yield202111,088,423Secondary battery and battery module202111,080,132Generating error checking data for error detection during modification of data in a memory sub-system202111,069,942Secondary battery and battery module202111,068,336Generating error checking data for error detection during modification of data in a memory sub-system202110,028,352Techniques for gesture-based control of color-tunable lighting20189,980,349Spatially and temporally smooth occupancy lighting20189,736,910'Lighting system that self detects the relative physical arrangement of its sources'20179,674,931'Techniques for gesture-based control of color-tunable lighting'20179,125,274'Lighting control techniques considering changes in eye sensitivity'20159,030,127'Controlling object appearance with variable spectral distribution of lighting having constant chromaticity'20158,710,742'Metal halide lamps with fast run-up and methods of operating the same'20148,378,594'Light output control technique by estimating lamp efficacy as a function of temperature and power'20138,198,823'Method and gas discharge lamp with filter to control chromaticity drift during dimming'20127,633,237'Fast run-up of metal halide lamp by power modulation at acoustic resonance frequency'20097,619,362'Outer jacket leak detection method and ballast implementing the method'20097,589,477'Control method and ballast for run-up of metal halide lamp'20097,245,075'Dimmable metal halide HID lamp with good color consistency'20076,924,604'Method of operating a discharge lamp system and a discharge lamp system using a combination radial and longitudinal acoustic mode to reduce vertical segregation'20056,844,687'Method of operating a discharge lamp'20056,157,141'Blue light electrodeless high intensity discharge lamp system'2000

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2000–2018Patents assigned to OSRAM SYLVANIA INC (16)· patent assignee history
2000–2005Based in Salem, MA, US· patent location history
2007–2018Based in North Andover, MA, US· patent location history
2012–2018Patents assigned to CHEN NANCY H (6)· patent assignee history
2015–2017Patents assigned to CHEN NANCY (2)· patent assignee history
2021Patents assigned to CONTEMPORARY AMPEREX TECHNOLOGY CO LTD (2)· patent assignee history
2021Patents assigned to MICRON TECHNOLOGY INC (2)· patent assignee history
2021Based in Ningde, CN· patent location history
2021Based in San Jose, CA, US· patent location history
2021Based in Tianjin, CN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
OSRAM SYLVANIA INC162000–2018
CHEN NANCY Hself62012–2018
CHEN NANCYself22015–2017
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD22021
MICRON TECHNOLOGY INC22021
Locations
LocationPatentsSpan
North Andover, Massachusetts, US132007–2018
Salem, Massachusetts, US32000–2005
Ningde, CN22021
San Jose, California, US22021
Tianjin, CN12021