Learn more

WANGJIANG TIANCHANG OPTICAL INSTR CO LTD

Overview
  • Total Patents
    40
  • GoodIP Patent Rank
    38,803
About

WANGJIANG TIANCHANG OPTICAL INSTR CO LTD has a total of 40 patent applications. Its first patent ever was published in 2018. It filed its patents most often in China. Its main competitors in its focus markets macromolecular chemistry and polymers, optics and machine tools are MIRETEC CO LTD, ROGERS INOAC CORP and ANQING RUILAIBO AUTO PARTS CO LTD.

Patent filings in countries

World map showing WANGJIANG TIANCHANG OPTICAL INSTR CO LTDs patent filings in countries
# Country Total Patents
#1 China 40

Patent filings per year

Chart showing WANGJIANG TIANCHANG OPTICAL INSTR CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ouyang Shengming 40

Latest patents

Publication Filing date Title
CN109227283A Optical mirror slip sanding and polishing edging all-in-one machine
CN109176221A Four-axle linked optical mirror slip sanding and polishing trimming edging all-in-one machine
CN109054634A A kind of polycarbonate lens coating
CN108976459A A kind of wear-resisting high rigidity polycarbonate lens
CN108705403A A kind of eyeglass chamfered edge device
CN108972910A Positioning component for eyeglass chamfered edge device
CN108912690A A kind of anti-cracking optical lens material
CN109135238A A kind of preparation method of high cracking resistance lens
CN108676349A A kind of high transparency optical lens material
CN109054271A A kind of preparation method of high refractive index lens
CN108977788A A kind of jacking device
CN108873226A Eyeglass bonding device
CN108972231A Fixture for optical mirror slip
CN108818213A A kind of burnishing device
CN108893720A Eyeglass jacking device
CN108907973A Eyeglass polishing machine
CN108554739A A kind of eyeglass automatic dispensing device
CN108646431A A kind of semi-automatic lens barrel eyeglass kludge
CN108864679A A kind of preparation method of wear-resisting lens
CN109135287A A kind of high temperature resistant optical lens material