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WANG KEFENG

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    210,954
  • Filing trend
    ⇩ 100.0%
About

WANG KEFENG has a total of 13 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. Its main competitors in its focus markets measurement, mechanical elements and civil engineering are DAIYU KOGYO KK, KLIMOV VLADISLAV V and GUANGDONG HUAKUN CONSTRUCTION GROUP CO LTD.

Patent filings in countries

World map showing WANG KEFENGs patent filings in countries
# Country Total Patents
#1 China 13

Patent filings per year

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

Focus technologies

Top inventors

# Name Total Patents
#1 Wang Kefeng 13
#2 Wang Zhi 2

Latest patents

Publication Filing date Title
CN109903924A A kind of luminous charging cable and preparation method thereof applied to new-energy automobile
CN106499887A Fluid pipe connections
CN105527661A Detection and leakage blocking methods of concrete building water leakage
CN104002652A Vehicle coupling driving system
CN1730403A Liquid separation treatment method
CN1623919A Process for treating solution by changed electric field and permanent magnet field
CN1621358A Solution treatment method by co-action of electric field and magnetic field
CN1488449A Electric excited shift-in magnetic-field cleaning method
CN1468811A Electrically exciting magnetic field liquid processing method
CN1432534A High-frequency electronic water-processing process
CN1236667A Adsorbent for removing iron carbonyl
CN1236666A Carbonyl metal adsorbent and preparing process thereof
CN1167840A Method for electrolytic introduction of oxidative matter