Learn more

HUANGSHI DONGBEI ELECTRICAL APPLIANCE CO LTD

Overview
  • Total Patents
    113
  • GoodIP Patent Rank
    17,739
  • Filing trend
    ⇩ 20.0%
About

HUANGSHI DONGBEI ELECTRICAL APPLIANCE CO LTD has a total of 113 patent applications. It decreased the IP activity by 20.0%. Its first patent ever was published in 2007. It filed its patents most often in China, EPO (European Patent Office) and United States. Its main competitors in its focus markets engines, pumps and turbines, electrical machinery and energy and environmental technology are Anhui meizhi compressor co ltd, LOTT CARL and LINEAR ANSTALT.

Patent filings per year

Chart showing HUANGSHI DONGBEI ELECTRICAL APPLIANCE CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dai Jingxiong 41
#2 Yang Baichang 33
#3 Li Huajun 22
#4 Yuan Qingqing 14
#5 Wang Xinnan 13
#6 Cao Lijian 12
#7 Wu Yongheng 11
#8 Wang Yongchang 10
#9 Lijian Cao 10
#10 Cao Xuanwei 9

Latest patents

Publication Filing date Title
CN111878400A Double-cylinder rotary compressor and assembling method thereof
CN111749893A Rotor compressor lubricating system and rotor compressor
CN111852821A Compressor crankshaft connecting rod mechanism, compressor and refrigeration equipment
CN111706510A Flexible connection direct air suction novel rotor compressor
CN111720326A Novel swing rotor compressor with low-pressure cavity in shell
CN111706508A Gap-adjustable swing compressor piston
CN111734636A Sealing structure and sealing method for refrigeration rotor type compressor
CN111720289A Torsional spring structure for noise reduction of starting and stopping of compressor
CN111577587A PTC starter with safety structure and installation method thereof
CN111594444A Vertical rotary compressor
CN111441957A Spiral oil pump for improving oil pumping effect and totally-enclosed rolling rotor type compressor
CN111425376A Exhaust limiting plate for improving energy efficiency of compressor and compressor
CN111550387A Symmetrical cylinder head cylinder block and manufacturing method thereof
CN111536018A Valve plate assembly applied to refrigeration compressor
CN111536017A Be applied to compressor's novel oil absorption pipe assembly
CN111350667A Compressor exhaust structure and compressor
CN111350666A Pump body fixing assembly and rotary compressor
CN111120273A Novel valve group mounting system and method for reciprocating piston refrigeration compressor
CN111173872A Novel vibration reduction supporting system for refrigeration compressor
CN110821792A Self-adaptive dynamic balance device for dynamic balance of crankshaft