Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12404370 | Method for producing polyimide film and polyimide film manufactured thereby | Dong Young Kim, Dong Young Won | 2025-09-02 |
| 12305017 | Graphite sheet and electronic device comprising same | Kyung Su Kim, Dong Young Won | 2025-05-20 |
| 12157802 | Polyimide film comprising two or more fillers with different particle diameters and electronic apparatus comprising same | Dong Young Won, Dong Young Kim, Sung-Il Cho | 2024-12-03 |
| 12084553 | Polyimide film comprising at least two fillers having different diameters, and electronic device comprising same | Dong Young Won, Dong Young Kim | 2024-09-10 |
| 12043712 | Graphite sheet polyimide film comprising graphene-containing spherical PI-based filler, manufacturing method therefor, and graphite sheet manufactured using same | Kyung Su Kim, Dong Young Won | 2024-07-23 |
| 11987670 | Polyimide film for graphite sheet having improved thermal conductivity, method for manufacturing same, and graphite sheet manufactured using same | Kyung Su Kim, Dong Young Won | 2024-05-21 |
| 11905431 | Polyimide varnish comprising aromatic carboxylic acid for conductor coating and manufacturing method therefor | In Hwan Hwang, Ik Sang Lee | 2024-02-20 |
| 11731908 | Graphite sheet polyimide film comprising spherical PI-based filler, manufacturing method therefor, and graphite sheet manufactured using same | Kyung Su Kim, Dong Young Won | 2023-08-22 |
| 10870580 | Polyimide film for graphite sheet, graphite sheet prepared by using the same and method for preparing graphite sheet | Dong Young Won, Kyung Su Kim, Sung-Il Cho | 2020-12-22 |
| 10351432 | Polyimide film for graphite sheet, graphite sheet prepared by using the same and method for preparing graphite sheet | Dong Young Won, Kyung Su Kim, Sung-Il Cho | 2019-07-16 |