| 2025/0101,623 | Electrode, and Use and Preparation Method Thereof | Jan 17, 23 | Mar 27, 25 | MAGNETO SPECIAL ANODES B.V. |
| 2025/0019,851 | ELECTROCHEMICAL EXTRACTION FROM CEMENTED CARBIDE | Jul 09, 24 | Jan 16, 25 | Not available |
| 2024/0426,013 | SYSTEM AND METHOD OF SELECTIVE ELECTRODEPOSITION FOR METAL RECYCLING | Oct 04, 22 | Dec 26, 24 | The Board of Trustees of the University of Illinois |
| 2024/0279,831 | METHOD AND ELECTROCHEMICAL SYSTEM FOR RECYCLING SPENT LITHIUM-ION BATTERY | Aug 01, 22 | Aug 22, 24 | Not available |
| 2024/0254,643 | METAL RECOVERY METHOD AND METAL RECOVERY DEVICE | Dec 29, 23 | Aug 01, 24 | c/o TOYOTA JIDOSHA KABUSHIKI KAISHA |
| 2024/0183,041 | RENEWABLE HYDROGEN PRODUCTION FROM THE PURIFICATION OF RAW METALS | Dec 01, 23 | Jun 06, 24 | Not available |
| 2024/0120,506 | FLASH RECYCLING OF BATTERIES | Feb 08, 22 | Apr 11, 24 | William Marsh Rice University |
| 2023/0212,770 | Nickel Extracting Method | Jul 29, 22 | Jul 06, 23 | Not available |
| 2022/0307,148 | COBALT EXTRACTION AND RECYCLING FROM PERMANENT MAGNETS | Mar 24, 22 | Sep 29, 22 | Not available |
| 2022/0002,891 | METHOD AND DEVICE OF REMOVING AND RECYCLING METALS FROM MIXING ACID SOLUTION | Sep 10, 20 | Jan 06, 22 | Not available |
| 2021/0207,278 | PREPARING FE/NI-FREE ALKALI METAL HYDROXIDE ELECTROLYTES | Mar 18, 21 | Jul 08, 21 | Not available |
| 2020/0399,770 | METAL MASK SUBSTRATE FOR VAPOR DEPOSITION, METAL MASK FOR VAPOR DEPOSITION, PRODUCTION METHOD FOR METAL MASK SUBSTRATE FOR VAPOR DEPOSITION, AND PRODUCTION METHOD FOR METAL MASK FOR VAPOR DEPOSITION | Sep 04, 20 | Dec 24, 20 | Not available |
| 2019/0233,960 | METAL ELECTRODEPOSITION CATHODE PLATE AND PRODUCTION METHOD THEREFOR | Jul 10, 17 | Aug 01, 19 | Sumitomo Metal Mining Co. Ltd. |
| 2018/0087,166 | METHOD FOR RECOVERING AT LEAST ONE VALUABLE CONTAINING TUNGSTEN | Mar 30, 16 | Mar 29, 18 | JX Nippon Mining & Metals Corporation |
| 2017/0362,681 | METHODS FOR RECOVERING METALS FROM ELECTRONIC WASTE, AND RELATED SYSTEMS | Aug 30, 17 | Dec 21, 17 | Not available |
| 2017/0218,531 | METAL ELECTROWINNING ANODE AND ELECTROWINNING METHOD | Apr 11, 17 | Aug 03, 17 | THE DOSHISHA |
| 2015/0361,570 | METHOD FOR ELECTROCHEMICAL MODIFICATION OF LIQUID STREAM CHARACTERISTICS | Jun 12, 15 | Dec 17, 15 | BLUE PLANET STRATEGIES, L.L.C. |
| 2015/0307,955 | METHOD AND APPARATUS FOR ACID GRANULATION OF MATTE | Dec 19, 13 | Oct 29, 15 | OUTOTEC (FINLAND) OY |
| 2015/0096,412 | NICKEL AND COBALT RECOVERY USING CONTINUOUS ION EXCHANGE | Apr 23, 13 | Apr 09, 15 | DOW GLOBAL TECHNOLOGIES LLC |
| 2015/0053,574 | METAL ELECTROWINNING ANODE AND ELECTROWINNING METHOD | Sep 03, 14 | Feb 26, 15 | Not available |