Learn more

LIU CHENGFU

Overview
  • Total Patents
    17
  • GoodIP Patent Rank
    97,569
  • Filing trend
    ⇩ 50.0%
About

LIU CHENGFU has a total of 17 patent applications. It decreased the IP activity by 50.0%. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets electrical machinery and energy, civil engineering and machines are ZAKLADY SPRZETU BUDOWLANEGO NR, JIANGSU SHANGQI GROUP CO LTD and KONDO YOSHIJI.

Patent filings in countries

World map showing LIU CHENGFUs patent filings in countries
# Country Total Patents
#1 China 17

Patent filings per year

Chart showing LIU CHENGFUs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Liu Chengfu 10
#2 Zhang Meng 1
#3 The Inventor Has Waived The Right To Be Cited 1

Latest patents

Publication Filing date Title
CN111573581A Automatic gland screwing device for gift packaging can
CN111576434A Landslide prevention device for deep foundation pit and using method thereof
CN111457887A Novel building construction quality monitoring device and using method thereof
CN111390996A Flange leather pad edging machine
CN111424655A Concrete embedded pile for reinforcing soft foundation
CN111425675A Hollow wall spiral silencing pipe and preparation method thereof
CN111282741A Rubber tire extrusion line outer powder machine
CN110227843A A kind of type drilling equipment easy to use for architectural engineering
CN110043052A A kind of building template handling device
CN111416327A Phase-loss protector and control circuit for AC three-phase motor
CN110768499A Permanent-magnet DC motor
CN110581633A Permanent-magnet DC motor
CN109861173A AC three-phase motor open phase protector
CN109510421A Magneto alternator
CN108735553A Open-phase protection formula A.C. contactor
CN108736595A High-power DC motor
CN104963796A Pre-heating device, pre-heating method of diesel engine and diesel vehicle