Assignee
POONGSAN CORP
KR·24 granted patents·1 pending application·273 citations·filing 1989–2020
Top patents by PatentIndex Score
25 records- 0194US9592962B1Apparatus for arranging and transferring ammunition using controlled magnetic forcePOONGSAN CORP·Filed 2016·Granted Mar 14, 2017·15 cites·6 claims
- 0293US9257314B1Methods and apparatuses for deuterium recoveryPOONGSAN CORP·Filed 2014·Granted Feb 9, 2016·43 cites·22 claims
- 0391US5334346ACopper alloys for electrical and electronic partsPOONGSAN CORP·Filed 1993·Granted Aug 2, 1994·53 cites·5 claims
- 0486US5846346AHigh strength high conductivity Cu-alloy of precipitate growth suppression type and production processPOONGSAN CORP·Filed 1996·Granted Dec 8, 1998·50 cites·9 claims
- 0584US6026892AHeat transfer tube with cross-grooved inner surface and manufacturing method thereofPOONGSAN CORP·Filed 1997·Granted Feb 22, 2000·54 cites·4 claims
- 0671US10131454B2Apparatus for packing ammunition carton in pouchPOONGSAN CORP·Filed 2016·Granted Nov 20, 2018·1 cites·7 claims
- 0765US5294269ARepeated sintering of tungsten based heavy alloys for improved impact toughnessPOONGSAN CORP·Filed 1993·Granted Mar 15, 1994·18 cites·8 claims
- 0864US9929026B2Methods and apparatuses for deuterium recoveryPOONGSAN CORP·Filed 2015·Granted Mar 27, 2018·1 cites·7 claims
- 0962US6827756B2Tungsten heavy alloy for penetrating splinter shell and forming method thereofPOONGSAN CORP·Filed 2003·Granted Dec 7, 2004·7 cites·4 claims
- 1052US6189197B1Method for producing a bimetallic coinPOONGSAN CORP·Filed 1999·Granted Feb 20, 2001·14 cites·5 claims
- 1150US11162163B2Method for producing copper-titanium based copper alloy material for automobile and electronic parts and copper alloy material produced therefromPOONGSAN CORP·Filed 2018·Granted Nov 2, 2021·0 cites·8 claims
- 1247US11162164B2Method of producing copper alloy material having high strength and excellent bend ability for automobile and electrical/electronic componentsPOONGSAN CORP·Filed 2018·Granted Nov 2, 2021·0 cites·8 claims
- 1347US2021332459A1Copper alloy for electrical and electronic parts and semiconductors with high strength and high electrical conductivity and method of preparing the samePOONGSAN CORP·Filed 2018·Application pending·0 cites
- 1446US11692243B2Free-cutting leadless copper alloy with no lead and bismuthPOONGSAN CORP·Filed 2019·Granted Jul 4, 2023·0 cites·4 claims
- 1546US11542606B2Method of tin-plating copper alloy for electric or electronic parts and automobile parts and tin-plating material of copper alloy manufactured therefromPOONGSAN CORP·Filed 2018·Granted Jan 3, 2023·0 cites·8 claims
- 1644US11091827B2Copper alloy material for automobile and electrical and electronic components and method of producing the samePOONGSAN CORP·Filed 2016·Granted Aug 17, 2021·0 cites·8 claims
- 1743US11697864B2Copper alloy strip having high heat resistance and thermal dissipation propertiesPOONGSAN CORP·Filed 2018·Granted Jul 11, 2023·0 cites·7 claims
- 1843US5996262ABimetallic coin and method for producing the samePOONGSAN CORP·Filed 1997·Granted Dec 7, 1999·10 cites·1 claims
- 1940US11591682B2Cu—Co—Si—Fe—P-based alloy with excellent bending formability and production method thereofPOONGSAN CORP·Filed 2020·Granted Feb 28, 2023·0 cites·3 claims
- 2038US11535920B2Method of producing copper alloy sheet material with excellent strength and conductivity and copper alloy sheet material produced therefromPOONGSAN CORP·Filed 2020·Granted Dec 27, 2022·0 cites·9 claims
- 2138US10254091B2Cluster bomblet having bomblet body for protecting fusePOONGSAN CORP·Filed 2016·Granted Apr 9, 2019·0 cites·10 claims
- 2238US9709371B1Ammunition inspecting systemPOONGSAN CORP·Filed 2016·Granted Jul 18, 2017·0 cites·2 claims
- 2337US9863747B2System for inspecting, fixing, or screening ammunitionPOONGSAN CORP·Filed 2016·Granted Jan 9, 2018·0 cites·2 claims
- 2436US4944915ACopper alloys for electrical and electronic parts and its manufacturing processPOONGSAN CORP·Filed 1989·Granted Jul 31, 1990·5 cites·1 claims
- 2514US5758536ADevice and method for cold forging double cylindrical pulleyPOONGSAN CORP·Filed 1996·Granted Jun 2, 1998·2 cites·2 claims
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