Learn more

LI ZHIYANG

Overview
  • Total Patents
    27
  • GoodIP Patent Rank
    177,971
About

LI ZHIYANG has a total of 27 patent applications. Its first patent ever was published in 2001. It filed its patents most often in China, WIPO (World Intellectual Property Organization) and United States. Its main competitors in its focus markets optics, audio-visual technology and machines are ZHIYANG LI, AFC TECHNOLOGY CO LTD and THIRD DIMENSION IP LLC.

Patent filings per year

Chart showing LI ZHIYANGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Zhiyang 27

Latest patents

Publication Filing date Title
CN111674052A Quick butt-joint equipment of PVC pipe
CN111503415A Domestic fitment pipe-line sealing device convenient to follow-up clearance
CN110480578A A kind of spring assembling quick-mounting device of damper
CN110435162A A kind of PPR pipe sweating soldering device
CN110626085A Process for manufacturing customizable image musical instrument panel
CN110508714A A kind of industrial steel-bar bender
CN103398029A Fan impeller capable of automatically removing dust on cooling fins
CN103207458A Three-dimensional imaging method and device utilizing planar lightwave circuit
CN102854630A Three-dimensional display device based on constructive interferences
CN102494609A Three-dimensional photographing process based on laser probe array and device utilizing same
CN102506748A Laser-probe-array-based three-dimensional measurement method and device
CN102436063A Laser optical tweezer microscope
CN1664918A Intelligent electronic musical instrument
CN1652203A Prompting device for playing musical instrument
CN1567006A Wavelength selector based on array wave guide interference device and Bragg reflection filter
CN1540376A Wave selector
CN1434316A Optical passive device with optical gain function and based on array waveguide interference device
CN1434308A Photo passive device adopting multilayer optical waveguide and basing on array waveguide waveguide interference device
CN1388390A Waveguide array interferometer