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KETRA INC

Overview
  • Total Patents
    55
  • GoodIP Patent Rank
    32,632
  • Filing trend
    ⇩ 100.0%
About

KETRA INC has a total of 55 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2010. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and China. Its main competitors in its focus markets electrical machinery and energy, environmental technology and measurement are E CUE CONTROL GMBH, VEKTREX ELECTRONIC SYSTEMS INC and LUTRON KETRA LLC.

Patent filings per year

Chart showing KETRA INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ho Horace C 26
#2 Knapp David J 23
#3 Lewis Jason E 18
#4 Frank Rebecca 13
#5 Bocock Ryan Matthew 11
#6 Dong Fangxu 9
#7 Sooch Nav 9
#8 Savage Joseph A 8
#9 Lewis Jason 5
#10 Mollnow Tomas J 4

Latest patents

Publication Filing date Title
WO2018052572A1 Illumination system for controlling color temperature as a function of brightness
US2018077766A1 Keypad with color temperature control as a function of brightness among scenes and the momentary or persistent override and reprogram of a natural show and method thereof
US9674917B1 Illumination system and method that presents a natural show to emulate daylight conditions with smoothing dimcurve modification thereof
US9795000B1 Illumination device, system and method for manually adjusting automated changes in exterior daylight among select groups of illumination devices placed in various rooms of a structure
US2017284616A1 Recessed downlight fixture and method for installing and universally adjusting the fixture in a new construction application
US2017284643A1 Recessed downlight fixture and method for installing and universally adjusting the fixture in a retrofit application
US9655214B1 Device, system and method for controlling visual content loaded into a grouped set of illumination devices configured within a wireless network
US9655215B1 System and method for ensuring minimal control delay to grouped illumination devices configured within a wireless network
US9655178B1 Device and method for removing transient and drift from an AC main supplied to a DC-controlled LED load
US9655188B1 Illumination device and method for independently controlling power delivered to a load from dimmers having dissimilar phase-cut dimming angles
US2017205032A1 Total internal reflection lens having a straight sidewall entry and a concave spherical exit bounded by a compound parabolic concentrator outer surface to improve color mixing of an led light source
WO2016032772A1 Led illumination device and methods for accurately characterizing and controlling the emission leds and photodetector(s) included within the led illumination device
KR20170041196A Led illumination device and method for calibrating and controlling an led illumination device over changes in temperature, drive current, and time
WO2016057089A1 Interference-resistant compensation in illumination devices comprising light emitting diodes
US9485813B1 Illumination device and method for avoiding an over-power or over-current condition in a power converter
US9237623B1 Illumination device and method for determining a maximum lumens that can be safely produced by the illumination device to achieve a target chromaticity
US9237612B1 Illumination device and method for determining a target lumens that can be safely produced by an illumination device at a present temperature
US2015102733A1 Lighting control system
WO2015085062A2 Linear led illumination device with improved color mixing
US9458972B1 Asymmetric linear LED luminaire design for uniform illuminance and color