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DONG LIUFENG

Overview
  • Total Patents
    45
  • GoodIP Patent Rank
    34,022
  • Filing trend
    ⇩ 100.0%
About

DONG LIUFENG has a total of 45 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets audio-visual technology, electrical machinery and energy and packaging and shipping are SUN KIL SUB, MIN EUN HONG and STOUT IND INC.

Patent filings in countries

World map showing DONG LIUFENGs patent filings in countries
# Country Total Patents
#1 China 45

Patent filings per year

Chart showing DONG LIUFENGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dong Liufeng 45

Latest patents

Publication Filing date Title
CN107958628A Children's paradise's indication guide board
CN107871396A Portable traffic indicating equipment
CN107893389A Emergency traffic instruction device with lift adjustment function
CN107958639A Rotary sightseeing propagandizing device
CN107958643A Road bill board component exhibiting
CN107958632A Road sign for theme park
CN107978223A Propagandizing device with shockproof structure
CN107990241A Highway lighting device
CN107871444A Direction lever apparatus with Fast Installation structure
CN107958640A Rotary type advertising component
CN107979923A Broadcasting displaying device
CN107990264A Lighting device for Public Physical Education square
CN107956207A Road sign component for public place
CN108006539A Sightseeing tour road lamp device
CN107958631A City propagandizing device
CN107958595A Monitoring device for outdoor parking lot
CN107975258A Park break pavilion
CN107958642A Information propagating column
CN107967868A Traffic information alarm set
CN107993564A Safety sign alarming device