Learn more

QIAN ZHANG

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    209,742
  • Filing trend
    ⇩ 100.0%
About

QIAN ZHANG has a total of 14 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 1997. It filed its patents most often in China and Poland. Its main competitors in its focus markets electrical machinery and energy and environmental technology are BEIJING CHINA TEX MECHANICAL & ELECTRICAL ENG LTD, NO 202 RES INST OF CHINA NORTH IND GROUP CORP and KUMAKI TSUNEO.

Patent filings in countries

World map showing QIAN ZHANGs patent filings in countries
# Country Total Patents
#1 China 13
#2 Poland 1

Patent filings per year

Chart showing QIAN ZHANGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Qian Zhang 14
#2 Sifang Zhang 1
#3 Guangheng Lin 1
#4 Ji Wang 1
#5 Baoxia Zang 1
#6 Haisong Zhang 1
#7 Baoyuan Zhang 1
#8 Yanqiu Wang 1
#9 Shanci Wang 1
#10 Shengyan Xi 1

Latest patents

Publication Filing date Title
CN106887979A A kind of Brushless DC Motor Position signal fault diagnosis method
CN106160593A Permanent magnetic brushless commutation method for optimizing position
CN104378030A Permanent magnet brushless motor sensorless starting method
CN102746813A Preparation method for aqueous binder used for lithium ion battery
CN102692994A Apparatus for controlling computer and method thereof
CN102430032A Traditional Chinese medicinal external washing lotion for treating tinea pedis
CN101964272A Pressure switch based on micro-electromechanical system technology
CN101849683A Production method of fermentation chicken bean curd
CN102043240A Microscope precision measurement carrier with rapid adapting device
CN101797041A Food eriosema chinense vinegar fluid with health care special efficacy
CN101744802A Novel application of hydroxysafflor yellow A to preparation of anti-tumour drugs
CN101214713A Production process capable of preventing resin product from deformation and mold thereby
CN1408958A Flexible dam with aid of buoyancy and its construction method
PL319551A1 Method of cultivating commercial mycelium of oyster mushroom and method of growing such mushrooms