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CHENG CHANGCHUN

Overview
  • Total Patents
    27
  • GoodIP Patent Rank
    58,672
  • Filing trend
    ⇩ 100.0%
About

CHENG CHANGCHUN has a total of 27 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2014. It filed its patents most often in China. Its main competitors in its focus markets chemical engineering, thermal processes and pharmaceuticals are MENGZHOU YUANHONG DRYING EQUIPMENT RES AND DEVELOPMENT CO LTD, CHENG XIANGJIE and FFI CORP.

Patent filings in countries

World map showing CHENG CHANGCHUNs patent filings in countries
# Country Total Patents
#1 China 27

Patent filings per year

Chart showing CHENG CHANGCHUNs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Cheng Changchun 27

Latest patents

Publication Filing date Title
CN107670018A One kind treats cat fever antitussive plaster
CN109539837A Parallel flow heat exchanger
CN109520337A Vertical heat pipe heat exchange device
CN109520336A A kind of heat exchange of heat pipe
CN109425245A Heat pipe heat exchanger unit
CN109425244A Heat pipe type refrigerating mechanism
CN109387052A Conduction-type roller drying machine
CN109387051A Drum-type air flow dryer
CN109387039A Rotary-drum vacuum dryer
CN109323535A There is the rotary-drum vacuum dryness storehouse of cooling section
CN109084571A Continuity rotary-drum vacuum dryer
CN109028822A Continuity roller drying machine
CN108731389A Three backhaul vacuum drying towers
CN108692555A Cereal vacuum dryer
CN108662892A Vehicular dryer
CN108627007A Heating screw feeder elevator
CN106969607A Continuity hot blast drum drying machine
CN106958995A Continuity air drier
CN106940122A Continuity heat pipe rotary-drum vacuum drying machine
CN106940133A Continuity rotary-drum vacuum drying machine