Doowon Technical College

Republic of Korea

 
Total IP 101
Total IP Rank # 12,943
IP Activity Score 2.1/5.0    19
IP Activity Rank # 43,628

Patents

Trademarks

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91 0
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Last Patent 2025 - Electric compressor control device
First Patent 2005 - Variable displacement swash plat...

Latest Inventions, Goods, Services

2024 Invention Electric compressor control device. The present invention relates to electric compressor control ...
2023 Invention Electric compressor. The present invention relates to an electric compressor, comprising: a motor...
Invention Apparatus for detecting dielectric breakdown of motor of electric compressor. The present inventi...
Invention Variable-displacement swash plate compressor. The present invention provides a variable-displacem...
Invention Apparatus and method for predicting drive torque of vehicle compressor. The present invention rel...
2022 Invention Electric compressor. The present invention provides an electric compressor comprising: a driving ...
Invention Electric compressor. The present invention provides an electric compressor comprising: a drive un...
2021 Invention Turbo compressor. The present invention provides a turbo compressor comprising: a first impeller ...
Invention Stator bobbin of electric compressor motor. The present invention provides a stator bobbin of an ...
Invention Scroll compressor. The present invention provides a scroll compressor comprising: a main housing ...
2019 Invention Electric compressor having built-in inverter circuit board. The present invention provides an ele...
Invention Method for diagnosing abnormality in electric compressor for vehicle. The present invention provi...
Invention Electric compressor. The present invention provides an electric compressor comprising: a main hou...
2017 Invention Means for controlling back pressure in scroll compressor. A means for controlling back pressure i...
2016 Invention Variable-capacity swashplate-type compressor. A variable-capacity swash plate-type compressor in...
Invention Variable-capacity swashplate-type compressor. The present invention provides a variable-capacity ...
2015 Invention Variable displacement swash plate type compressor. The present invention disposes, at a flow path...
Invention Structure of expansion valve for air conditioning system of vehicle. The present invention provid...
2014 Invention Valve plate assembly for compressor. According to the valve plate assembly, since the second suct...
Invention Compressor. The present invention provides a compressor, comprising: a cylinder block having a pl...
Invention Reed-type discharge valve plate. The present invention relates to a reed-type discharge valve pla...
2013 Invention Scroll compressor. A scroll compressor of the present invention comprises: a main housing having ...
Invention Variable displacement swash plate type compressor. Provided is a variable displacement swash plat...
2012 Invention Control valve for compressor. The present invention relates to a control valve for a compressor w...
Invention Reciprocating compressor. The present invention pertains to a new reciprocating compressor, where...
Invention Coil assembly for magnetic clutch. The present invention relates to a coil assembly for a magneti...
Invention Variable capacity compressor having a control valve with channels. Provided is a control valve fo...
Invention Control valve for a variable capacity compressor and method for manufacturing same. The present i...
Invention Swashplate-type compressor. The invention relates to a swashplate-type compressor, comprising: a ...
Invention Valve plate assembly of compressor. A valve plate assembly of a compressor of the present inventi...
2011 Invention Terminal device for an electromotive compressor. The present invention relates to an electromotiv...
Invention Swash plate-type compressor. The present invention relates to a swash plate-type compressor that ...
Invention Plate assembly of a compressor valve. The present invention relates to the plate assembly of a co...
Invention Capacity control valve for a variable capacity compressor. According to one embodiment of the pre...
Invention Swash plate type compressor. According to the present invention, the swash plate type compressor ...
Invention Electromotive compressor for a vehicle. The present invention provides an electromotive compresso...
Invention Structure of electric compressor motor. The present invention comprises: a housing having a refri...
Invention Inverter for a motor compressor connected to a parallel power source and a method for driving the...
Invention Power transmission apparatus for a compressor. According to the present invention, a power transm...
Invention Stator for an electromotive compressor and method for assembling same. The present invention rela...
Invention Electrically driven scroll compressor. The present invention relates to an electrically driven sc...
Invention Expansion valve for a vehicle air-conditioning unit. The present invention provides an expansion ...
Invention Variable-displacement swash plate compressor. The variable-displacement swash plate compressor of...
Invention Expansion valve for a vehicle air conditioning device. Provided is an expansion valve for a vehic...
Invention Inverter cooling structure for an electric compressor of a vehicle. The present invention relates...
2010 Invention Method for controlling electric compressor. Disclosed is a method of controlling an electric com...
2009 Invention Displacement control valve for variable displacement compressor. The invention provides a displac...
Invention Scroll compressor with improved back pressure force control function. A scroll compressor that in...
Invention Method of controlling inverter-integrated electric compressor for vehicular air conditioning syst...