| 2024/0328,022 | ELECTROCHEMICAL METALLURGICAL PROCESS FOR EXTRACTING METALS AND SULFUR FROM METALLIC SULFIDES | Jun 14, 24 | Oct 03, 24 | Not available |
| 2023/0332,318 | CIRCULAR ELECTROCHEMICAL METAL RECOVERY | Apr 14, 22 | Oct 19, 23 | Not available |
| 2020/0071,842 | METHOD FOR MANUFACTURING HIGH PURITY TIN, ELECTROWINNING APPARATUS FOR HIGH PURITY TIN AND HIGH PURITY TIN | Nov 05, 19 | Mar 05, 20 | JX Nippon Mining & Metals Corporation |
| 2019/0338,431 | HIGH PURITY TIN AND METHOD FOR MANUFACTURING SAME | Jul 17, 19 | Nov 07, 19 | JX Nippon Mining & Metals Corporation |
| 2019/0153,607 | HIGH PURITY TIN AND METHOD FOR PRODUCING SAME | Mar 02, 17 | May 23, 19 | JX Nippon Mining & Metals Corp. |
| 2018/0298,506 | HIGH PURITY TIN AND METHOD FOR MANUFACTURING SAME | Oct 12, 16 | Oct 18, 18 | Not available |
| 2017/0362,681 | METHODS FOR RECOVERING METALS FROM ELECTRONIC WASTE, AND RELATED SYSTEMS | Aug 30, 17 | Dec 21, 17 | Not available |
| 2016/0097,139 | Method For Manufacturing High Purity Tin, Electrowinning Apparatus For High Purity Tin And High Purity Tin | Oct 01, 15 | Apr 07, 16 | JX NIPPON MINING & METALS CORPORATION |
| 2015/0233,004 | METHOD OF SELECTIVE RECOVERY OF VALUABLE METALS FROM MIXED METAL OXIDES | Jan 20, 15 | Aug 20, 15 | NANO AND ADVANCED MATERIALS INSTITUTE LIMITED |
| 2013/0341,196 | REFINING PROCESS FOR PRODUCING LOW ALPHA TIN | Mar 13, 13 | Dec 26, 13 | HONEYWELL INTERNATIONAL INC. |
| 2013/0264,217 | RECOVERY METHOD OF TIN AND NICKEL FROM SCRAPS OF STEEL BALL FOR BARREL PLATING | May 03, 12 | Oct 10, 13 | TOWN MINING CO., LTD. |
| 2013/0028,786 | Low alpha-Dose Tin or Tin Alloy, and Method for Producing Same | Feb 14, 11 | Jan 31, 13 | JX NIPPON MINING & METALS CORPORATION |
| 2012/0298,523 | METHOD AND ARRANGEMENT FOR PRODUCING METAL POWDER | Jan 25, 11 | Nov 29, 12 | OUTOTEC OYJ |
| 2010/0294,082 | Method for Collection of Valuable Metal from ITO Scrap | Jun 27, 07 | Nov 25, 10 | JX NIPPON MINING & METALS CORPORATION |
| 2010/0258,448 | USE OF A RARE EARTH FOR THE REMOVAL OF ANTIMONY AND BISMUTH | Apr 09, 10 | Oct 14, 10 | MOLYCORP MINERALS, LLC |
| 2009/0098,012 | High-Purity Tin or Tin Alloy and Process for Producing High-Purity Tin | Jun 14, 06 | Apr 16, 09 | JX NIPPON MINING & METALS CORPORATION |
| 2003/0200,838 | Method for treating spent tin/lead stripping solution | Apr 26, 02 | Oct 30, 03 | Amia Co., Ltd., Persee Chemical Co., Ltd., |