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HANGZHOU YOUREN PHOTOELECTRIC TECH CO LTD

Overview
  • Total Patents
    23
  • GoodIP Patent Rank
    71,100
  • Filing trend
    ⇧ 100.0%
About

HANGZHOU YOUREN PHOTOELECTRIC TECH CO LTD has a total of 23 patent applications. It increased the IP activity by 100.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets optics, electrical machinery and energy and medical technology are CYCLOPTIC ANSTALT FUR OPTIK UN, NANJING ANG CHI PHOTOELECTRIC TECH CO LTD and CROWN OPTICAL CO.

Patent filings in countries

World map showing HANGZHOU YOUREN PHOTOELECTRIC TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 23

Patent filings per year

Chart showing HANGZHOU YOUREN PHOTOELECTRIC TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhou Weitong 23
#2 Zhan Shengxiong 4
#3 Xiao Manman 1
#4 Lin Tianjin 1

Latest patents

Publication Filing date Title
CN112285995A Reflective high-definition photonic crystal image film
CN111929877A Optical zoom 4K adapter of medical endoscope
CN111650721A Low-F-number double-chip full-high-definition projection lens
CN111650720A Full high definition projection lens
CN111650722A L-shaped double-chip full-high-definition projection lens
CN110989143A Virtual object lighting lens with object space telecentric
CN111077659A Fisheye lens
CN110244450A A kind of big visual field eyepiece optical system of virtual reality device
CN110426815A A kind of small-sized low F number high definition projection lens
CN109976080A A kind of high-brightness projection lighting system using laser induced fluorescence
CN110032034A A kind of projecting illumination system using laser induced fluorescence
CN109375350A A kind of full HD projection lens
CN109375364A A kind of 2K eyepiece optical system of virtual reality device
CN109358425A A kind of full HD eyepiece optical system of virtual reality device
CN109116548A A kind of eyepiece optical system
CN109001895A A kind of small-sized high definition ultra-short focus projection lens
CN109100857A A kind of low full HD projection lens that distorts of low F number
CN108415212A A kind of projecting illumination system of LED and laser light source composition
CN108345090A A kind of full HD projection lens of L-type short focus of F numbers
CN108535836A A kind of full HD projection lens