| 2024/0336,988 | PLASTIC MOLD STEEL PLATE AND METHOD FOR PRODUCING SAME | Aug 04, 21 | Oct 10, 24 | Not available |
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| 2024/0318,273 | HIGH-TOUGHNESS ULTRAHIGH-STRENGTH STEEL AND MANUFACTURING METHOD THEREOF | Aug 03, 22 | Sep 26, 24 | Central Iron & Steel Research Institute |
| 2024/0318,289 | HEAT-RESISTANT FERRITIC STEEL | Jul 14, 21 | Sep 26, 24 | 501 Nippon Steel Corporation |
| 2024/0295,001 | ULTRA-THICK STEEL SHEET WITH EXCELLENT STRENGTH AND LOW-TEMPERATURE IMPACT TOUGHNESS AND MANUFACTURING METHOD THEREOF | Oct 13, 21 | Sep 05, 24 | POSCO Co., Ltd |
| 2024/0279,782 | NON-ORIENTED SILICON STEEL AND METHOD FOR PRODUCING THE SAME | Jul 07, 21 | Aug 22, 24 | Not available |
| 2024/0240,294 | MEDIUM-CARBON BORON-CONTAINING STEEL AND CONTROLLED ROLLING AND CONTROLLED COOLING METHOD FOR ON-LINE NORMALIZING TREATMENT | May 11, 22 | Jul 18, 24 | Not available |
| 2024/0200,161 | HEAT-RESISTANT STEEL FOR STEEL PIPES AND CASTINGS | Jan 20, 21 | Jun 20, 24 | Not available |
| 2022/0403,479 | NORMALIZING HEAT-TREATED STEEL SHEET HAVING GOOD LOW-TEMPERATURE IMPACT TOUGHNESS AND METHOD FOR MANUFACTURING SAME | Nov 27, 20 | Dec 22, 22 | POSCO |
| 2022/0325,390 | METHOD FOR CONTROLLING AMOUNT OF SILICON ADDED TO DUCTILE CAST IRON, METHOD FOR CASTING DUCTILE CAST IRON, AND CAST PRODUCT | Aug 28, 20 | Oct 13, 22 | Tianrun Industry Technology Co., Ltd.; Shandong University of Technology; |
| 2018/0320,737 | METHOD FOR PRODUCING BEARING RING AND METHOD FOR PRODUCING DOUBLE ROW TAPERED ROLLER BEARING | Oct 12, 16 | Nov 08, 18 | Not available |
| 2015/0259,771 | High Strength Low Alloy Steel and Method of Manufacturing | Nov 14, 14 | Sep 17, 15 | Not available |
| 2015/0252,457 | METHOD FOR PRODUCING MOLTEN STEEL HAVING HIGH WEAR RESISTANCE AND STEEL HAVING SAID CHARACTERISTICS | Jul 25, 13 | Sep 10, 15 | COMPAÑÍA ELECTRO METALÚRGICA S.A. |
| 2015/0211,138 | PRODUCTION METHOD FOR RARE EARTH PERMANENT MAGNET | Aug 30, 13 | Jul 30, 15 | SHIN-ETSU CHEMICAL CO., LTD. |
| 2015/0211,139 | PRODUCTION METHOD FOR RARE EARTH PERMANENT MAGNET | Aug 30, 13 | Jul 30, 15 | SHIN-ETSU CHEMICAL CO., LTD. |
| 2015/0114,720 | Inhibition of Microfissure Formation in Wear Resistant Coatings | Oct 23, 14 | Apr 30, 15 | Not available |
| 2015/0047,754 | Cr-Mo ALLOY STEEL COMPOSITION HAVING EXCELLENT HYDROGEN BRITTLENESS RESISTANCE AND METHOD FOR HEAT TREATMENT OF THE SAME | Dec 20, 13 | Feb 19, 15 | HYUNDAI MOTOR COMPANY |