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AVIC GUOHUA SHANGHAI LASER DISPLAY TECH CO LTD

Overview
  • Total Patents
    24
  • GoodIP Patent Rank
    67,657
  • Filing trend
    ⇩ 25.0%
About

AVIC GUOHUA SHANGHAI LASER DISPLAY TECH CO LTD has a total of 24 patent applications. It decreased the IP activity by 25.0%. Its first patent ever was published in 2016. It filed its patents most often in China. Its main competitors in its focus markets optics, audio-visual technology and measurement are DIMENSIONAL DEV CORP, ZEUTSCHEL GERAETEBAU and MOVIECAM KINEMATOGRAPH.

Patent filings in countries

World map showing AVIC GUOHUA SHANGHAI LASER DISPLAY TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 24

Patent filings per year

Chart showing AVIC GUOHUA SHANGHAI LASER DISPLAY TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wen Deyin 8
#2 Zhang Changchun 6
#3 Qian Shiliang 5
#4 Yu Bin 5
#5 Huang Guangcheng 3
#6 Yu Shuchun 3
#7 Luo Lugen 3
#8 Xu Huiqing 2
#9 Mo Zhijun 1
#10 Xiong Yajun 1

Latest patents

Publication Filing date Title
CN111812925A Projector lens displacement adjusting mechanism, adjusting method and projector
CN111880361A DLP projector working in low-temperature environment and method
CN111830768A Fixing structure of enhanced glass light guide pipe
CN111812796A Projector reflector adjusting and fixing device and method
CN111722466A Night vision projector
CN111447424A Projection system with safety enhancement function
CN111240135A Projector lens displacement adjusting mechanism, adjusting method and projector
CN111240143A Laser projector and method
CN111273514A Optical debugging platform for optical machine of projector
CN109151416A The multi-functional fusion processing system of laser projection and method
CN108519720A A kind of separate type fully sealed high-efficiency radiating optical projection system
CN108681196A A kind of light supply apparatus and projection device
CN107817571A Optical instrument lens focus adjusts tool and lens focus method of adjustment
CN107643057A A kind of lens assembling vertical detection device and its detection method
CN109246401A A kind of DLP laser projection system
CN108803215A A kind of novel fluorescence wheel laser projection
CN108227354A Six pH effect fixtures of ray machine fluorescent wheel
CN108214362A The ray machine assembling rotating platform positioning fixture of laser projection
CN108225551A Device for testing power based on laser module single in laser projection
CN108169983A A kind of connection structure and the laser projection shell based on the connection structure