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GUANGZHOU YAJIANG OPTOELECTRONIC EQUIPMENT CO LTD

Overview
  • Total Patents
    76
  • GoodIP Patent Rank
    26,042
  • Filing trend
    ⇧ 30.0%
About

GUANGZHOU YAJIANG OPTOELECTRONIC EQUIPMENT CO LTD has a total of 76 patent applications. It increased the IP activity by 30.0%. Its first patent ever was published in 2007. It filed its patents most often in China. Its main competitors in its focus markets electrical machinery and energy, environmental technology and computer technology are ORION ENERGY SYSTEMS INC, WANGS ALLIANCE CORP and SUNIL ELECOMM CO LTD.

Patent filings in countries

World map showing GUANGZHOU YAJIANG OPTOELECTRONIC EQUIPMENT CO LTDs patent filings in countries
# Country Total Patents
#1 China 76

Patent filings per year

Chart showing GUANGZHOU YAJIANG OPTOELECTRONIC EQUIPMENT CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chen Zhiman 57
#2 Huang Rongfeng 36
#3 Chen Yunchou 10
#4 Wang Guohai 9
#5 Li Chunrong 7
#6 Chen Zhiqin 6
#7 Lu Shenfang 5
#8 Yu Zesong 5
#9 Luo Wei 4
#10 Jiaqiang Chen 4

Latest patents

Publication Filing date Title
CN112271967A Method and device for adjusting zero crossing point current waveform of stepping motor
CN112229314A Method for positioning middle point of induction zone of Hall element
CN112272430A Automatic correction system and method for color lamps
CN112105127A Stage lamp color temperature control method and system, computer equipment and storage medium
CN112105126A Method and system for controlling color of stage lamp, computer device and storage medium
CN110996441A Dimming method of LED driving device
CN110996449A PWM pulse width modulation method and device
CN111010763A Dimming method of high-power LED constant current driving device
CN110493015A A kind of POE signal converting equipment and its signal converting method
CN110602821A POE power supply-based light control system, method and storage medium
CN110578908A Color panel lamp system
CN110211191A A kind of blend color bearing calibration, device, terminal setting and readable storage medium storing program for executing
CN109945136A A kind of lamps and lanterns, lampshade and end switches structure
CN109899758A A kind of optical system at kaleidoscope stage-lighting effect
CN109814324A A kind of imaging optical system
CN109404757A A kind of light source module group
CN109548235A A kind of synchronisation control means and system of computer head moving lamp
CN109307167A A kind of optical system for screw thread spotlight
CN109302787A A kind of lamp bead panel control system
CN109548251A A kind of multi-way control system based on DMX control platform