Assignee
PI ADVANCED MAT CO LTD
KR·28 granted patents·46 pending applications·0 citations·filing 2017–2025
Top patents by PatentIndex Score
74 records- 0173US12305017B2Graphite sheet and electronic device comprising samePI ADVANCED MAT CO LTD·Filed 2019·Granted May 20, 2025·0 cites·11 claims
- 0272US10870580B2Polyimide film for graphite sheet, graphite sheet prepared by using the same and method for preparing graphite sheetPI ADVANCED MAT CO LTD·Filed 2019·Granted Dec 22, 2020·0 cites·15 claims
- 0369US12227421B2Graphite sheet produced from polyimide film having excellent orientation properties, and method for producing samePI ADVANCED MAT CO LTD·Filed 2019·Granted Feb 18, 2025·0 cites·3 claims
- 0469US2024150611A1Polyamic acid varnishPI ADVANCED MAT CO LTD·Filed 2023·Application pending·0 cites
- 0568US11434135B2Graphite sheet having excellent thermal conductivity and method for preparing the samePI ADVANCED MAT CO LTD·Filed 2020·Granted Sep 6, 2022·0 cites·9 claims
- 0668US2025257172A1Polyamic acid composition, method for preparing polyamic acid composition, polyimide comprising the same and coating material comprising the samePI ADVANCED MAT CO LTD·Filed 2025·Application pending·0 cites
- 0768US2025043084A1High-heat-resistant and chemical-resistant polyimide powder using glass fiber powder, and preparation method thereforPI ADVANCED MAT CO LTD·Filed 2022·Application pending·0 cites
- 0868US2025101180A1Polyimide powder with improved conductivity using graphene and manufacturing method thereforPI ADVANCED MAT CO LTD·Filed 2022·Application pending·0 cites
- 0966US2026001995A1Polyimide precursorPI ADVANCED MAT CO LTD·Filed 2023·Application pending·0 cites
- 1066US2024218126A1Polyimide molded product and manufacturing method thereofPI ADVANCED MAT CO LTD·Filed 2023·Application pending·0 cites
- 1165US2025289930A1Polyimide film having low dielectric and high heat resistant properties and preparation method thereforPI ADVANCED MAT CO LTD·Filed 2023·Application pending·0 cites
- 1264US10766773B2Graphite sheet having excellent thermal conductivity and method for preparing the samePI ADVANCED MAT CO LTD·Filed 2017·Granted Sep 8, 2020·0 cites·9 claims
- 1364US2025075100A1Polyimide varnish with improved pulse endurance and polyimide coating material prepared thereofPI ADVANCED MAT CO LTD·Filed 2024·Application pending·0 cites
- 1464US2022267528A1Polyamic acid composition, method for preparing polyamic acid composition, polyimide comprising the same and coating material comprising the samePI ADVANCED MAT CO LTD·Filed 2019·Application pending·0 cites
- 1564US2026092194A1Polyimide varnish with improved pulse endurance and polyimide coating material prepared thereofPI ADVANCED MAT CO LTD·Filed 2024·Application pending·0 cites
- 1664US2024204194A1Polyamic acid compositionPI ADVANCED MAT CO LTD·Filed 2022·Application pending·0 cites
- 1764US2025011542A1Multilayer polyimide film and manufacturing method thereforPI ADVANCED MAT CO LTD·Filed 2022·Application pending·0 cites
- 1864US2024409689A1Polyimide powder and preparation method thereforPI ADVANCED MAT CO LTD·Filed 2022·Application pending·0 cites
- 1963US12043712B2Graphite sheet polyimide film comprising graphene-containing spherical PI-based filler, manufacturing method therefor, and graphite sheet manufactured using samePI ADVANCED MAT CO LTD·Filed 2018·Granted Jul 23, 2024·0 cites·21 claims
- 2063US2026015461A1Polyimide precursorPI ADVANCED MAT CO LTD·Filed 2023·Application pending·0 cites
- 2163US2025002752A1Polyimide varnish for high-functional conductor coating and polyimide coating prepared therefromPI ADVANCED MAT CO LTD·Filed 2024·Application pending·0 cites
- 2263US2025002753A1Polyimide varnish with improved pulse endurance and polyimide coating material prepared therefromPI ADVANCED MAT CO LTD·Filed 2024·Application pending·0 cites
- 2362US2025368782A1Polyimide varnish with improved adhesion and polyimide film comprising the samePI ADVANCED MAT CO LTD·Filed 2025·Application pending·0 cites
- 2461US11752744B2Multilayer polyimide film and method for manufacturing samePI ADVANCED MAT CO LTD·Filed 2019·Granted Sep 12, 2023·0 cites·11 claims
- 2561US2024002615A1Polyimide film for graphite sheet, manufacturing method therefor, and graphite sheet manufactured therefromPI ADVANCED MAT CO LTD·Filed 2021·Application pending·0 cites
- 2661US2025353236A1Multilayer polyimide film and method for manufacturing samePI ADVANCED MAT CO LTD·Filed 2022·Application pending·0 cites
- 2761US2025368781A1Polyamic acid compositionPI ADVANCED MAT CO LTD·Filed 2023·Application pending·0 cites
- 2861US2025019496A1Polyamic acid, polyimide film, and flexible metal clad laminate using samePI ADVANCED MAT CO LTD·Filed 2022·Application pending·0 cites
- 2960US12509554B2Polyimide film for graphite sheet, manufacturing method therefor, and graphite sheet manufactured therefromPI ADVANCED MAT CO LTD·Filed 2020·Granted Dec 30, 2025·0 cites·6 claims
- 3060US12503596B2Low-dielectric-constant polyimide composite powder, and method for producing samePI ADVANCED MAT CO LTD·Filed 2020·Granted Dec 23, 2025·0 cites·6 claims
- 3160US12404370B2Method for producing polyimide film and polyimide film manufactured therebyPI ADVANCED MAT CO LTD·Filed 2019·Granted Sep 2, 2025·0 cites·11 claims
- 3260US2026062517A1Polyamic acid composition with improved adhesion and polyimide cured product comprising the samePI ADVANCED MAT CO LTD·Filed 2025·Application pending·0 cites
- 3360US2026002047A1Low-dielectric black polyimide film and preparation method thereofPI ADVANCED MAT CO LTD·Filed 2022·Application pending·0 cites
- 3459US12583983B2Polyimide film having high dimensional stability, and method for manufacturing samePI ADVANCED MAT CO LTD·Filed 2021·Granted Mar 24, 2026·0 cites·11 claims
- 3559US12522701B2Polyimide film for graphite sheet, manufacturing method therefor, and graphite sheet manufactured therefromPI ADVANCED MAT CO LTD·Filed 2020·Granted Jan 13, 2026·0 cites·6 claims
- 3659US12084553B2Polyimide film comprising at least two fillers having different diameters, and electronic device comprising samePI ADVANCED MAT CO LTD·Filed 2019·Granted Sep 10, 2024·0 cites·14 claims
- 3759US11905431B2Polyimide varnish comprising aromatic carboxylic acid for conductor coating and manufacturing method thereforPI ADVANCED MAT CO LTD·Filed 2018·Granted Feb 20, 2024·0 cites·22 claims
- 3859US2024110010A1Polyimide powder having controlled particle size and method for preparing samePI ADVANCED MAT CO LTD·Filed 2020·Application pending·0 cites
- 3959US2025011557A1Polyimide film for graphite sheet, and graphite sheet prepared therefromPI ADVANCED MAT CO LTD·Filed 2022·Application pending·0 cites
- 4059US2025084215A1Translucent low-dielectric polyimide film and manufacturing method thereforPI ADVANCED MAT CO LTD·Filed 2022·Application pending·0 cites
- 4158US11945922B2Thick polyimide film having improved surface quality and method of manufacturing samePI ADVANCED MAT CO LTD·Filed 2018·Granted Apr 2, 2024·0 cites·17 claims
- 4257US11987670B2Polyimide film for graphite sheet having improved thermal conductivity, method for manufacturing same, and graphite sheet manufactured using samePI ADVANCED MAT CO LTD·Filed 2018·Granted May 21, 2024·0 cites·14 claims
- 4357US2023416465A1Polyamic acid composition, and polyimide comprising samePI ADVANCED MAT CO LTD·Filed 2020·Application pending·0 cites
- 4457US2023416464A1Polyamic acid composition, and polyimide comprising samePI ADVANCED MAT CO LTD·Filed 2020·Application pending·0 cites
- 4557US2024002601A1Polyamic acid composition, and polyimide comprising samePI ADVANCED MAT CO LTD·Filed 2020·Application pending·0 cites
- 4657US2024018307A1Polyamic acid composition, and polyimide comprising samePI ADVANCED MAT CO LTD·Filed 2020·Application pending·0 cites
- 4757US2024002600A1Polyamic acid composition, and polyimide comprising samePI ADVANCED MAT CO LTD·Filed 2020·Application pending·0 cites
- 4857US2025230282A1Manufacturing method of polyimide powder and polyimide powder manufactured by the samePI ADVANCED MAT CO LTD·Filed 2023·Application pending·0 cites
- 4956US12479959B2Polyamic acid composition, method for preparing polyamic acid composition, polyimide comprising the same and coating material comprising the samePI ADVANCED MAT CO LTD·Filed 2019·Granted Nov 25, 2025·0 cites·12 claims
- 5055US12522704B2Polyimide film having high dimensional stability and manufacturing method thereforPI ADVANCED MAT CO LTD·Filed 2021·Granted Jan 13, 2026·0 cites·10 claims
Showing the top 50 of 74 patent records by PatentIndex Score.
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