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GUANGZHOU CHANGEN ELECTRONIC TECH CO LTD

Overview
  • Total Patents
    44
  • GoodIP Patent Rank
    34,120
  • Filing trend
    ⇧ 650.0%
About

GUANGZHOU CHANGEN ELECTRONIC TECH CO LTD has a total of 44 patent applications. It increased the IP activity by 650.0%. Its first patent ever was published in 2016. It filed its patents most often in China, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets measurement, telecommunications and audio-visual technology are ANDERSON THEODORE R, QEST QUANTENELEKTRONISCHE SYST and SHIBUYA MOICHI.

Patent filings in countries

World map showing GUANGZHOU CHANGEN ELECTRONIC TECH CO LTDs patent filings in countries

Patent filings per year

Chart showing GUANGZHOU CHANGEN ELECTRONIC TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Nan 44
#2 Li Jun 44
#3 Cui Qiang 3

Latest patents

Publication Filing date Title
CN112087271A Antenna with radio frequency measuring device
CN110661574A Extensible photoelectric transceiver and photoelectric conversion system
CN110749794A Mobile platform docking system for electromagnetic compatibility test
CN110763939A LISN equipment containing photoelectric transceiver and photoelectric conversion system
CN110716100A Multi-signal photoelectric conversion device and system
CN110146761A A kind of control system of screened room
CN110187208A A kind of more changing device with quick coupling and the screened room using the more changing device
CN109462439A A kind of integrated signal photoelectric conversion device
CN109490589A A kind of novel shielding room
CN109194404A A kind of wireless telecommunication system for Electro Magnetic Compatibility test
CN109142816A A kind of box anechoic chamber,
CN109116158A A kind of Bulk current injection probe and electromagnetic compatibility test device
CN109219333A A kind of box type electromagnetic screened room
CN109358216A A kind of screened room of quick-replaceable antenna
CN108957063A A kind of screened room of automation
CN108872720A A kind of screened room of draw and insert-type more switching test system
CN109353795A A kind of screened room of draw and insert-type replacement monitor station
CN108868526A A kind of New shield door
CN109358215A A kind of screened room of rotary replacement monitor station
CN109100548A A kind of screened room of rotary replacement antenna