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HAIJUN CHENG

Overview
  • Total Patents
    12
About

HAIJUN CHENG has a total of 12 patent applications. Its first patent ever was published in 2006. It filed its patents most often in China. Its main competitors in its focus markets audio-visual technology are VIBRA LITE LTD, NIPPON KIDO KOGYO KK and NIPPON FUNEN KK.

Patent filings in countries

World map showing HAIJUN CHENGs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing HAIJUN CHENGs patent filings per year from 1900 to 2020

Focus industries

Focus technologies

# Technology
#1 Advertising

Top inventors

# Name Total Patents
#1 Haijun Cheng 12

Latest patents

Publication Filing date Title
CN101625821A Toilet door board advertising media
CN101620811A Magnetic ground advertising media
CN101582230A Fixed bar type ground media
CN101582229A Assembling-type advertisement ground
CN101577076A Ground media and manufacture method thereof
CN101577075A Frame-type transparent plate ground advertising media
CN101577074A Packet side type ground advertising media
CN101577073A Packet frame type ground advertising media
CN101441807A Tire pressure weight measuring system
CN101411575A Photo frame with timing function
CN101236103A Electromagnetical pheological fluid damper vehicle body balance
CN101133903A Folding and packaging method of the sanitation separation sleeve for swimming