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GRAY RICHARD LANDRY

Overview
  • Total Patents
    60
  • GoodIP Patent Rank
    123,026
About

GRAY RICHARD LANDRY has a total of 60 patent applications. Its first patent ever was published in 2009. It filed its patents most often in United States, Taiwan and China. Its main competitors in its focus markets electrical machinery and energy, environmental technology and control are ANWELL SEMICONDUCTOR CORP, INVENTRONICS HANGZHOU CO LTD and KITAMURA NORIYUKI.

Patent filings per year

Chart showing GRAY RICHARD LANDRYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Gray Richard Landry 57
#2 Tsai Po Ming 30
#3 Tsai Po-Ming 10
#4 Mao Yuhai 5
#5 Leung Samuel Chiyin 3
#6 Mao Yu Hai 3
#7 Landry Gray Richard 2
#8 Qiu Weiguang 1
#9 Qiu Wei-Guang 1
#10 Yuhai Mao 1

Latest patents

Publication Filing date Title
US2020112179A1 Cell Balancing Battery Module and Electrial Apparatus
US2019383876A1 Method and device for gauging an electronic apparatus
US2016088702A1 Devices for LED Direct Driver
TW201526564A Method for controlling multiple appliances powered by a common DC bus
TW201526707A Device for light emitting diode (LED) direct driver
TW201526708A Device for protecting a low voltage LED direct driver
US2015181663A1 Anti flicker circuit for a LED direct driver under low input voltage operation
EP2770621A2 Device for improving power efficiency for power factor corrections
TW201338629A Method for minimizing stroboscopic effects in PWM driven lighting
US2013307424A1 Device and method for driving an LED light
US2013049619A1 Device and method for using high efficiency ballasted lamps with electronic transformer
US2012098650A1 Device and Method For Setting Adjustment Control
US2012086393A1 Device and Method for an Intermittent Load
JP2011188737A Power factor compensating method
US2011084619A1 Light emitting diode selection circuit
JP2011019389A Power reforming method and associated lighting device
US2010320927A1 Power reforming methods and associated multiphase lights
JP2010263780A Method and apparatus for reducing amount of capacitance consumed
US2010244711A1 Self-Calibrating White Light Emitting Diode Module
US2010213865A1 Pulse width modulation control device