Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11946114 | Annealing separating agent composition for grain-oriented electrical steel sheet, grain-oriented electrical steel sheet, and method for manufacturing grain oriented electrical steel sheet | Tae Young No, Chang-Soo Park, Heon-Jo Choi | 2024-04-02 |
| 11848122 | Insulation film composition for grain-oriented electrical steel sheet, method for forming insulation film for grain-oriented electrical steel sheet using same, and grain-oriented electrical steel sheet | Hyun-Seok Ko | 2023-12-19 |
| 11773462 | Annealing separator composition for grain-oriented electrical steel sheet, grain-oriented electrical steel sheet, and method for producing grain-oriented electrical steel sheet | Chang-Soo Park, Heon-Jo Choi, Se-Min Park | 2023-10-03 |
| 11773490 | Method for producing oriented electrical steel sheet with ultra-low iron loss | Sang Won Lee, Jin-Su Bae | 2023-10-03 |
| 11508501 | Grain-oriented electrical steel sheet and method for manufacturing grain-oriented electrical steel sheet | Heon-Jo Choi, Taeyoung No, Byung-Deug Hong | 2022-11-22 |
| 11335475 | Insulation film composition for grain-oriented electrical steel sheet, method for forming insulation film for grain-oriented electrical steel sheet using same, and grain-oriented electrical steel sheet | Hyun-Seok Ko | 2022-05-17 |
| 11225700 | Annealing separating agent composition for grain-oriented electrical steel sheet, grain-oriented electrical steel sheet, and method for manufacturing grain oriented electrical steel sheet | Tae Young No, Chang-Soo Park, Heon-Jo Choi | 2022-01-18 |
| 10385218 | Insulating coating composition for oriented electrical steel sheet, oriented electrical steel sheet having insulating coating formed on surface thereof by using same, and preparation method therefor | Ho-Kyung Shim, Heon-Jo Choi, Byoung-Sub Choi | 2019-08-20 |
| 10023932 | Grain-oriented electrical steel sheet, and method for manufacturing the same | Min Soo Han, Soon-Bok Park, Chan Hee HAN | 2018-07-17 |
| 9455062 | Insulation coating composition for non-oriented electrical sheet, method for manufacturing the same, and non-oriented electrical sheet to which insulation coating composition is applied | Jung Woo Kim, Heon-Jo Choi | 2016-09-27 |
| 7579294 | Synthesis of supported transition metal catalysts | Jaiwook Park, Namdu Kim, Cheon Min Park | 2009-08-25 |