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NANJING HANDSON CO LTD

Overview
  • Total Patents
    27
  • GoodIP Patent Rank
    226,186
About

NANJING HANDSON CO LTD has a total of 27 patent applications. Its first patent ever was published in 2006. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and EPO (European Patent Office). Its main competitors in its focus markets electrical machinery and energy, environmental technology and audio-visual technology are CHANG WAH ELECTROMATERIALS INC, TONG TAO and CHRISTY ALEXANDER C.

Patent filings in countries

World map showing NANJING HANDSON CO LTDs patent filings in countries

Patent filings per year

Chart showing NANJING HANDSON CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Jianguo Sun 9
#2 Sun Jianguo 5
#3 Liu Naitao 5
#4 Zhou Ming 3
#5 Kang Bao 3
#6 Li Jingjing 3
#7 Sun Dabing 3
#8 Pan Chenglin 3
#9 Ji Sihao 2
#10 Hu Chenghu 2

Latest patents

Publication Filing date Title
CN104537957A Low-cost and extremely-small-space LED display screen and working method thereof
CN104034509A COB (Chip On Board) light source performance testing method
CN103442490A Miniaturized LED constant-current drive circuit with low electromagnetic interference
CN103456872A LED packaging gel coating method and coating structure thereof
CN103149523A Multi-stress accelerated life monitoring and testing system based on automatic photoelectric parameter acquisition
CN102983253A Curing method for LED fluorescent glue
CN102927480A LED light source module and heat radiator thereof
CN102829917A Fire hydrant indicator
CN102721007A Remote phosphor structure applicable to LED lighting and production method thereof
CN102680106A Photoelectric measurement method and device for utilizing thermocouple to monitor SSL (Secure Socket Layer) lighting products
CN102339570A Arc-shaped light emitting diode (LED) display screen and manufacturing and installation method thereof
CN102432346A Preparation method of ceramic substrate for high-power LED packaging
WO2012019378A1 Energy-saving led lamp with radiating channels
CN101888409A Remote information issuing and monitoring system based on wide area network and control method thereof
EP2546572A1 Die-casting led energy-saving lamp
CN101846294A Lifting street lamp post
CN101846580A Road optic testing system and method based on automatic illumination acquisition
CN101696778A LED explosion-proof lamp
CN101660728A Heat-radiating substrate for alternating current LED light source
CN101540362A Method for mixing light to form an LED warm white light source and light source structure therefrom