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BEIJING ZHIHUIJIAN SCIENCE & TECHNOLOGY DEV CO LTD

Overview
  • Total Patents
    12
About

BEIJING ZHIHUIJIAN SCIENCE & TECHNOLOGY DEV CO LTD has a total of 12 patent applications. Its first patent ever was published in 2009. It filed its patents most often in China. Its main competitors in its focus markets environmental technology are LI XIONGZHAO, KOIZUMI YUZURU and FURUKAWA DENKO SANGYO DENSEN K.

Patent filings in countries

World map showing BEIJING ZHIHUIJIAN SCIENCE & TECHNOLOGY DEV CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing BEIJING ZHIHUIJIAN SCIENCE & TECHNOLOGY DEV CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Jianmin Li 12

Latest patents

Publication Filing date Title
CN101876493A External quartz-array solar photo-thermal converter and method
CN101876492A Quartz heat pipe and array solar-thermal converter and method
CN101876482A Renewable energy source facility agriculture energy source supply system
CN101876485A Internal quartz solar photo-thermal converter and method
CN101877557A Photovoltaic power station for renewable energy resource facility agriculture
CN101876491A Quartz and array solar-thermal converter and method
CN101876481A Renewable energy resource facility agriculture
CN101876486A External quartz solar photo-thermal converter and method
CN101876516A Distributed new energy supply method for town
CN101877558A Focusing thermoelectric power station for renewable energy resource facility agriculture
CN101876480A Distributed new energy supply system for town
CN101876494A Internal quartz array solar photo-thermal converter and method