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HEFEI GREAT WALL REFRIGERATION TECHNOLOGY CO LTD

Overview
  • Total Patents
    166
  • GoodIP Patent Rank
    9,569
About

HEFEI GREAT WALL REFRIGERATION TECHNOLOGY CO LTD has a total of 166 patent applications. Its first patent ever was published in 2010. It filed its patents most often in China. Its main competitors in its focus markets machine tools, thermal processes and packaging and shipping are ANHUI CHENGFEI INTEGRATION RUIHU AUTOMOBILE MOLD CO LTD, WUXI MEIYER MACHINERY MFG CO LTD and WUHU TONGCHUANG MOLD MACHINERY CO LTD.

Patent filings in countries

World map showing HEFEI GREAT WALL REFRIGERATION TECHNOLOGY CO LTDs patent filings in countries
# Country Total Patents
#1 China 166

Patent filings per year

Chart showing HEFEI GREAT WALL REFRIGERATION TECHNOLOGY CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ma Gongquan 123
#2 Tian Siguang 51
#3 Ding Huijun 38
#4 Li Duochun 26
#5 Shi Qianzhong 18
#6 Gongquan Ma 7
#7 Siguang Tian 7
#8 Li Shudong 6
#9 Yu Haifeng 4
#10 Fang Lingyun 4

Latest patents

Publication Filing date Title
CN105710199A Punching and positioning mould for copper transition tube of evaporator
CN105728521A Special forming die frame for refrigeration evaporator capable of being folded in half on same plane
CN105773034A Novel multi-combination tool for fixed point welding of filament tube evaporators
CN105904218A Plate cutting and smoothening automatic transmission stacking device
CN105627637A Double-row skew finned evaporator special for novel refrigerating chamber
CN105605833A Direct-pull finned evaporator special for freezing chamber
CN105665560A Equipment for producing tent card aluminum plate to press aluminum pipe
CN105605832A Novel clamping plate type evaporator
CN105571211A Novel ultrathin single-hole fin evaporator
CN105522027A Novel continuous bending equipment
CN105522315A Novel liquid accumulator welding tool rack
CN105526741A Novel tube-in-sheet evaporator
CN105499691A Novel multi-tubular head cutting device for fin evaporator
CN105458592A Welding tool for one-piece wire tube evaporator
CN105485475A Rust-proof treatment method for inner wall of S-shaped steel pipe
CN105414857A Novel welding fixture of wire tube evaporator
CN105414716A Electric system of novel three-phase direct-current welding machine
CN105458591A Three-phase rectifying wire tubular self-feeding novel welder
CN105502088A Eight-tube strain-prevention tubing pumping and feeding device
CN105357786A Novel high-frequency electromagnetic induction heating device