Assignee
DOOSAN CORP
KR·77 granted patents·27 pending applications·286 citations·filing 1998–2024
Top patents by PatentIndex Score
104 records- 0195US9960363B2Organic electroluminescent elementDOOSAN CORP·Filed 2015·Granted May 1, 2018·17 cites·16 claims
- 0287US10155646B2Forklift including an apparatus for controlling the forkliftDOOSAN CORP·Filed 2014·Granted Dec 18, 2018·12 cites·5 claims
- 0383US10573822B2Organic electroluminescent deviceDOOSAN CORP·Filed 2014·Granted Feb 25, 2020·3 cites·12 claims
- 0483US7248768B2Optical interconnection module and method of manufacturing the sameDOOSAN CORP·Filed 2005·Granted Jul 24, 2007·14 cites·13 claims
- 0582US6372236B1Cream composition for skin careDOOSAN CORP·Filed 2000·Granted Apr 16, 2002·14 cites·15 claims
- 0681US10584239B2Thermosetting resin composition for frequency, and prepreg, laminated sheet and printed circuit board using sameDOOSAN CORP·Filed 2019·Granted Mar 10, 2020·1 cites·26 claims
- 0780USD756059SForkliftDOOSAN CORP·Filed 2015·Granted May 10, 2016·22 cites·1 claims
- 0879US11433867B2Electric brake system for electric vehicleDOOSAN CORP·Filed 2019·Granted Sep 6, 2022·2 cites·6 claims
- 0977US10756277B2Organic compound and organic electroluminescent device comprising the sameDOOSAN CORP·Filed 2015·Granted Aug 25, 2020·2 cites·17 claims
- 1075USD756058SForkliftDOOSAN CORP·Filed 2015·Granted May 10, 2016·17 cites·1 claims
- 1175US8026665B2Deuterated aryl amine compound, preparation method thereof, and organic light emitting diode using the sameDOOSAN CORP·Filed 2005·Granted Sep 27, 2011·15 cites·3 claims
- 1275US6403111B1Method for preparing aqueous phytosphingosine solutionDOOSAN CORP·Filed 2000·Granted Jun 11, 2002·6 cites·5 claims
- 1374USD778524SForkliftDOOSAN CORP·Filed 2015·Granted Feb 7, 2017·16 cites·1 claims
- 1472US10038146B2Organic light-emitting compound and organic electroluminescent device using sameDOOSAN CORP·Filed 2012·Granted Jul 31, 2018·3 cites·9 claims
- 1572US10008675B2Organic compound and organic electroluminescent element comprising sameDOOSAN CORP·Filed 2014·Granted Jun 26, 2018·3 cites·15 claims
- 1672US9981835B2Forklift and forklift control methodDOOSAN CORP·Filed 2014·Granted May 29, 2018·4 cites·4 claims
- 1771US10590272B2Thermosetting resin composition for frequency, and prepreg, laminated sheet and printed circuit board using sameDOOSAN CORP·Filed 2015·Granted Mar 17, 2020·1 cites·19 claims
- 1870US6773902B1Method for preparing lysophosphatidylethanolamineDOOSAN CORP·Filed 2000·Granted Aug 10, 2004·5 cites·12 claims
- 1969US9837618B2Compound and organic electroluminescence device including thesameDOOSAN CORP·Filed 2013·Granted Dec 5, 2017·2 cites·9 claims
- 2069US9761813B2Organic light-emitting compound and organic electroluminescent device using sameDOOSAN CORP·Filed 2013·Granted Sep 12, 2017·2 cites·14 claims
- 2169US6964952B2Therapeutic composition for broad spectrum dermal diseaseDOOSAN CORP·Filed 2003·Granted Nov 15, 2005·2 cites·7 claims
- 2268US10882428B2Armrest apparatus and industrial vehicle including the sameDOOSAN CORP·Filed 2018·Granted Jan 5, 2021·2 cites·11 claims
- 2368USD790149SForkliftDOOSAN CORP·Filed 2015·Granted Jun 20, 2017·12 cites·1 claims
- 2468US7397619B2Prism sheet having concave pentagonalDOOSAN CORP·Filed 2004·Granted Jul 8, 2008·19 cites·7 claims
- 2567US7218825B2Optical waveguide having curved reflecting mirror surface and method of manufacturing the sameDOOSAN CORP·Filed 2005·Granted May 15, 2007·4 cites·11 claims
- 2666US10109865B2Separator for fuel cell, manufacturing method thereof, and fuel cell having such a separatorDOOSAN CORP·Filed 2014·Granted Oct 23, 2018·0 cites·6 claims
- 2765US12278117B2Underfill film for semiconductor package and method for manufacturing semiconductor package using the sameDOOSAN CORP·Filed 2024·Granted Apr 15, 2025·0 cites·9 claims
- 2865US10074458B2Insulation film and flexible flat cableDOOSAN CORP·Filed 2016·Granted Sep 11, 2018·1 cites·21 claims
- 2965USD782770SForkliftDOOSAN CORP·Filed 2015·Granted Mar 28, 2017·11 cites·1 claims
- 3064USD790148SForkliftDOOSAN CORP·Filed 2015·Granted Jun 20, 2017·10 cites·1 claims
- 3163US10297759B2Compound and organic electroluminescent device comprising sameDOOSAN CORP·Filed 2013·Granted May 21, 2019·1 cites·8 claims
- 3263US7868541B2White light emitting organic electroluminescent deviceDOOSAN CORP·Filed 2006·Granted Jan 11, 2011·3 cites·16 claims
- 3362US10074858B2Fuel cell separator and fuel cell stack and reactant gas control method thereofDOOSAN CORP·Filed 2016·Granted Sep 11, 2018·0 cites·5 claims
- 3462US9876237B2Fuel cell separator and fuel cell stack and reactant gas control method thereofDOOSAN CORP·Filed 2016·Granted Jan 23, 2018·0 cites·5 claims
- 3562US9175589B2Fuel injector for diesel particulate filterDOOSAN CORP·Filed 2013·Granted Nov 3, 2015·1 cites·2 claims
- 3661US2024034838A1Polyamic acid resin and polyimide film using the sameDOOSAN CORP·Filed 2023·Application pending·0 cites
- 3760US11942336B2Underfill film for semiconductor package and method for manufacturing semiconductor package using the sameDOOSAN CORP·Filed 2021·Granted Mar 26, 2024·0 cites·8 claims
- 3860US6610313B2Lysophospholipids composition with water solubilityDOOSAN CORP·Filed 2001·Granted Aug 26, 2003·3 cites·7 claims
- 3958USD940989SForkliftDOOSAN CORP·Filed 2019·Granted Jan 11, 2022·9 cites·1 claims
- 4058US6060291AFermentation process for preparing erythritol using Trichosporonoides madida DS 911DOOSAN CORP·Filed 1998·Granted May 9, 2000·11 cites·1 claims
- 4157US10998557B2Separator for fuel cell, manufacturing method thereof, and fuel cell having such a separatorDOOSAN CORP·Filed 2018·Granted May 4, 2021·0 cites·14 claims
- 4255US2006226329A1Calendar holderDOOSAN CORP·Filed 2005·Application pending·0 cites
- 4354US11820885B2Resin composition, metal laminate and printed circuit board using same, and method for manufacturing metal laminateDOOSAN CORP·Filed 2019·Granted Nov 21, 2023·0 cites·18 claims
- 4453US8030244B2Method, composition and kit for promotiong plant growth and improving plant preservationDOOSAN CORP·Filed 2006·Granted Oct 4, 2011·0 cites·6 claims
- 4553US5958742AMicrobiological method for preparing sphingolipids using a novel yeast pichia ciferrii DSCC 7-25DOOSAN CORP·Filed 1998·Granted Sep 28, 1999·10 cites·3 claims
- 4653US2025386435A1Roll-type flexible metal laminate, method for manufacturing the same, and printed circuit board comprising the flexible metal laminateDOOSAN CORP·Filed 2023·Application pending·0 cites
- 4752US12410347B2Adhesive composition, and coverlay film and printed circuit board that include the sameDOOSAN CORP·Filed 2021·Granted Sep 9, 2025·0 cites·18 claims
- 4852US9952290B2Apparatus and method for detecting power abnormality of engine-type forklift truckDOOSAN CORP·Filed 2014·Granted Apr 24, 2018·0 cites·9 claims
- 4950US10757786B2Apparatus for controlling irradiated light on forkliftDOOSAN CORP·Filed 2017·Granted Aug 25, 2020·0 cites·4 claims
- 5050US9957389B2Thermosetting resin composition having heat resistance and low dielectric loss characteristics, prepreg using same, and copper clad laminateDOOSAN CORP·Filed 2014·Granted May 1, 2018·0 cites·16 claims
Showing the top 50 of 104 patent records by PatentIndex Score.
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