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DOU HEHONG

Overview
  • Total Patents
    25
  • GoodIP Patent Rank
    65,773
  • Filing trend
    ⇩ 43.0%
About

DOU HEHONG has a total of 25 patent applications. It decreased the IP activity by 43.0%. Its first patent ever was published in 2017. It filed its patents most often in China and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets machines, materials and metallurgy and environmental technology are ANHUI KEYUAN 3D TECH CO LTD, XINJINGHE LASER TECH DEVELOPMENT BEIJING CO LTD and JIIBETSUKU INTERNATL CORP KK.

Patent filings in countries

World map showing DOU HEHONGs patent filings in countries

Patent filings per year

Chart showing DOU HEHONGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dou Hehong 25

Latest patents

Publication Filing date Title
CN107839228A A kind of powdering system and 3D printer
CN107790718A A kind of control system of 3D printing equipment
CN107900329A A kind of control system of 3D printing equipment
CN107553901A A kind of Laser Driven mechanism and 3D printer
CN107521096A A kind of cooling device and 3D printer
CN107471640A A kind of Laser Driven mechanism and 3D printer
CN107521095A A kind of 3D printing process intelligent forging casting hammer and 3D printer
CN107008903A Cuboid 3D printing equipment and 3D printer
CN106964776A Cylindrical 3D printing equipment and 3D printer
CN106964775A 3D printing equipment and 3D printer
CN106914619A Mobile assembling 3D printing equipment, 3D printing main body equipment and 3D printer
CN106825573A Melt component and 3D printer in selective laser
CN106903313A Selective laser melting appartus and 3D printer
CN106825572A Selective laser melting appartus and 3D printer
CN106863796A Selective laser melting appartus, component and 3D printer
CN106984822A 3D printing alloy material honeycomb lamination engraved structure and the car component using its manufacture