Learn more

WU CHANGWEN

Overview
  • Total Patents
    16
  • GoodIP Patent Rank
    113,935
About

WU CHANGWEN has a total of 16 patent applications. Its first patent ever was published in 2006. It filed its patents most often in China. Its main competitors in its focus markets environmental technology, agriculture and pharmaceuticals are GUANGXI JINHAI HUANDAO FISHERY CO LTD, ZHENJIANG SHUIZHONGXIAN FISHERY DEV CO LTD and THE FRESHWATER FISHERIES RES INSTITUTE OF FUJIAN PROVINCE.

Patent filings in countries

World map showing WU CHANGWENs patent filings in countries
# Country Total Patents
#1 China 16

Patent filings per year

Chart showing WU CHANGWENs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wu Changwen 16
#2 Zhang Jianshe 9
#3 Xu Jiajing 2
#4 Wu Yang 1
#5 Su Songzhi 1

Latest patents

Publication Filing date Title
CN111374079A Movable management platform for bottom-sitting type columnar deep and far sea pasture
CN111485539A Self-lifting rack and pinion type ocean oil gas exploitation structure device
CN109657655A A kind of five-element's face classification method and storage equipment
CN109105249A A kind of islands and reefs bank floating seaweed prosthetic device and method
CN109122450A A kind of snail aquaculture reef
CN109122286A A kind of offshore floating seaweed prosthetic device and method
CN109042285A A kind of phytal zone steel pile type device for dried purple seaweed culturing
CN108990852A A kind of heavy formula snail aquaculture device
CN109006451A A kind of lift device for dried purple seaweed culturing
CN109122433A A kind of raft formula snail cage culture device
CN109430116A A kind of quasi- mesh cuttlefish offspring seed cultivation method
CN109042409A A kind of islands and reefs area intertidal zone ladder type snail aquaculture device
CN109430117A Improve quasi- mesh cuttlefish reproductive capacity method
CN109430118A The method for improving tiger spot cuttlefish reproductive capacity
CN106295100A A kind of interrogation system
CN1951455A Spine applied ointment with inflammation-diminishing and pain-relieving functions