Learn more

WANG HAIJIN

Overview
  • Total Patents
    25
About

WANG HAIJIN has a total of 25 patent applications. Its first patent ever was published in 2005. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are HAKUBUN KK, HANGZHOU CIYUAN TECHNOLOGY CO LTD and XIANQUAN WANG.

Patent filings in countries

World map showing WANG HAIJINs patent filings in countries
# Country Total Patents
#1 China 25

Patent filings per year

Chart showing WANG HAIJINs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Wang Haijin 25

Latest patents

Publication Filing date Title
CN1737376A Pump capable of being equipped with stirrer and/or pulverizator
CN1751771A Method and apparatus for preparing purified liquid
CN1732772A Street lamp type insect trap
CN1732762A A bionic artificial feeding device
CN1843779A A transparent multi-layered bonsai
CN1840784A Pipeline for well
CN1840902A Horn pump
CN1840982A Sheet type reflecting solar range
CN1840930A Magnetic elastomer
CN1851313A Extrusion type liquid supply method
CN1844596A Well pipe with transverse slot or/and transverse hole on internal wall
CN1919701A Voltage stabilized storage tank
CN1730951A Magnetic abutting device
CN1840923A Mutually attracting type positioning device
CN1840213A Multifunctional face mask with unilateral valve
CN1844768A Air conditioner employing inner cavity of pipe to transmit temperature directly
CN1749485A Land saving type multifunction storage well
CN1851156A Well base
CN1806503A Convenient plant cultivation pot
CN1850547A High-pressure-resistance foldable container