| 2025/0059,615 | FERRITIC STAINLESS STEEL SHEET AND PRODUCTION METHOD THEREFOR | Jun 01, 22 | Feb 20, 25 | JFE Steel Corporation |
| 2024/0376,579 | FERRITIC STAINLESS STEEL SHEET, AND METHOD FOR PRODUCING FERRITIC STAINLESS STEEL SHEET | Apr 15, 22 | Nov 14, 24 | NIPPON STEEL Stainless Steel Corporation |
| 2024/0313,232 | STAINLESS STEEL HAVING EXCELLENT CONTACT RESISTANCE OR PEMFC SEPARATOR AN METHOD OF MANUFACTURING SAME | Jun 15, 22 | Sep 19, 24 | POSCO Co., Ltd |
| 2022/0411,952 | ELECTRO-ASSISTED PICKLING OF STEEL | Nov 25, 19 | Dec 29, 22 | Not available |
| 2019/0203,371 | PASSIVATION SURFACE TREATMENT OF STAINLESS STEEL | May 21, 18 | Jul 04, 19 | Samsung Electronics Co. Ltd. |
| 2019/0186,040 | VERTICAL ELECTROLYTIC DEVICE | Aug 09, 17 | Jun 20, 19 | Not available |
| 2019/0119,825 | ELECTROLYTIC BRUSH ASSEMBLY | May 08, 17 | Apr 25, 19 | Not available |
| 2016/0201,214 | TARGETED HEAT EXCHANGER DEPOSIT REMOVAL BY COMBINED DISSOLUTION AND MECHANICAL REMOVAL | Mar 23, 16 | Jul 14, 16 | WESTINGHOUSE ELECTRIC COMPANY LLC |
| 2016/0002,762 | HIGH-STRENGTH STEEL SHEET AND PRODUCTION METHOD THEREFOR AND HIGH-STRENGTH GALVANIZED STEEL SHEET AND PRODUCTION METHOD THEREFOR (AS AMENDED) | Feb 28, 14 | Jan 07, 16 | JFE STEEL CORPORATION |
| 2015/0345,361 | Ferritic Stainless Steel for Automotive Exhaust System, Which Have Excellent Corrosion Resistance Against Condensate, Moldability, and High-Temperature Oxidation Resistance, and Method for Manufacturing Same | Dec 27, 12 | Dec 03, 15 | POSCO |
| 2015/0299,869 | METHOD OF CLEANING OF STEEL SHEET SURFACE AND USE OF A DETERGENT COMPOSITION THEREOF | Dec 02, 13 | Oct 22, 15 | KAO CORPORATION |
| 2007/0289,878 | Method and Device for Picking Metals | Jul 11, 05 | Dec 20, 07 | SIEMENS VAI METALS TECHNOLOGIES GMBH |
| 2006/0037,868 | Process and plant for descaling, pickling and finishing passivating stainless steel strips, and strips so obtainable | Dec 29, 02 | Feb 23, 06 | CENTRO SVILUPPO MATERIALI S.P.A., HENKEL KGAA, Thyssenkrupp Acciai Speciali Terni S.p.A., |