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LI CHENGYU

Overview
  • Total Patents
    17
  • GoodIP Patent Rank
    118,121
  • Filing trend
    ⇧ 100.0%
About

LI CHENGYU has a total of 17 patent applications. It increased the IP activity by 100.0%. Its first patent ever was published in 1999. It filed its patents most often in China. Its main competitors in its focus markets measurement, electrical machinery and energy and medical technology are GAO YU, WENZHOU QIANHAN ENERGY SAVING TECH CO LTD and STOVER MFG COMPANY.

Patent filings in countries

World map showing LI CHENGYUs patent filings in countries
# Country Total Patents
#1 China 17

Patent filings per year

Chart showing LI CHENGYUs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Li Chengyu 12
#2 Zhang Shaobing 1
#3 Bai Yanni 1
#4 Liu Junfeng 1
#5 The Inventor Has Waived The Right To Be Cited 1
#6 Yuan Dawei 1
#7 Zhou Suanshu 1

Latest patents

Publication Filing date Title
CN111645743A Handcart for building
CN111687445A Drilling equipment for building
CN111561886A Building floor thickness detector
CN111632687A Construction waste treatment equipment
CN111122953A Test pencil with wire stripping function
CN111042487A Vertical discharging device for high-rise building garbage
CN110653149A Sand screening equipment for building
CN110026812A A kind of numerically-controlled machine tool equipped with automatic hatch door
CN110067694A A kind of double-feedback type wind generator equipment
CN110052040A A kind of model plane remote controler
CN109397157A Positioning device is used in a kind of assembling of logistics unmanned plane landing gear
CN109672096A A kind of Combined type power cabinet
CN107233204A A kind of heart arrest first aid integrated apparatus
CN104393457A Safety socket with rotary core
CN103785644A Dust blowing gun
CN103263535A Traditional Chinese medicine composition for treating lateral femoral cutaneous neuritis
CN1237341A Long-acting mosquito and fly killing liquor and its preparation method