| 2025/0085,728 | GAS SHUT-OFF IN A PARTICULATE REMOVAL DEVICE AND METHOD | Nov 25, 24 | Mar 13, 25 | Not available |
| 2025/0068,196 | METHOD AND APPARATUS FOR IDENTIFYING PROPER REGULATION METHOD BASED ON AVERAGE VOLTAGE CHANGE BETWEEN TAP STEPS FOR VOLTAGE REGULATORS | Aug 16, 24 | Feb 27, 25 | Not available |
| 2024/0192,713 | Method and System for Effective Handling of Reverse Power Flow for On-Load Tap Changer Controller | Feb 21, 24 | Jun 13, 24 | ABB Schweiz AG |
| 2020/0257,322 | VOLTAGE REGULATED AC POWER SUPPLY SYSTEMS AND METHODS | Apr 28, 20 | Aug 13, 20 | Not available |
| 2020/0249,709 | CONTROL SYSTEM FOR A VOLTAGE REGULATION DEVICE | Jan 15, 20 | Aug 06, 20 | Not available |
| 2020/0249,708 | A Voltage Regulation Circuit | Aug 31, 18 | Aug 06, 20 | Not available |
| 2019/0250,655 | Transformer Device with Modified Voltage Tap Arrangement | Feb 13, 18 | Aug 15, 19 | SAI Advanced Power Solutions |
| 2019/0064,858 | METHOD AND APPARATUS FOR REGULATING THE VOLTAGE OF A TRANSFORMER SYSTEM | Aug 21, 18 | Feb 28, 19 | Not available |
| 2019/0018,437 | VOLTAGE REGULATED AC POWER SUPPLY SYSTEMS AND METHODS | Jul 16, 18 | Jan 17, 19 | Not available |
| 2018/0275,699 | POWER CONVERTER APPARATUS AND METHODS USING ADAPTIVE NODE BALANCING | Mar 23, 17 | Sep 27, 18 | Not available |
| 2018/0095,485 | METHODS AND SYSTEMS FOR USING A TAPPED TRANSFORMER TO GENERATE VOLTAGE SAGS | Sep 30, 16 | Apr 05, 18 | Not available |
| 2017/0068,262 | Phase Angle and Voltage Balancing in a Multi-Phase System | Nov 21, 16 | Mar 09, 17 | COOPER TECHNOLOGIES COMPANY |
| 2016/0077,534 | VOLTAGE CONTROL SYSTEM | Sep 15, 15 | Mar 17, 16 | ABB SCHWEIZ AG, ABB TECHNOLOGY AG, |
| 2016/0033,980 | ON-LOAD TAP-CHANGER FOR DRY TRANSFORMERS AND DRY TRANSFORMER | Jul 24, 15 | Feb 04, 16 | ABB SCHWEIZ AG, ABB TECHNOLOGY AG, |
| 2015/0286,227 | VOLTAGE ADJUSTMENT DEVICE FOR POWER DISTRIBUTION SYSTEM, VOLTAGE ADJUSTING METHOD, AND POWER CONTROL SYSTEM | Jul 24, 13 | Oct 08, 15 | HITACHI, LTD., TOHOKU ELECTRIC POWER CO., INC., TOHOKU ELECTRIC MANUFACTURING CO., LTD., |
| 2015/0243,428 | METHODS AND SYSTEMS OF FIELD UPGRADEABLE TRANSFORMERS | Feb 21, 14 | Aug 27, 15 | VARENTEC, INC. |
| 2015/0168,965 | SYSTEM AND METHOD FOR REGULATION OF VOLTAGE ON AN ELECTRIC POWER SYSTEM | Dec 17, 13 | Jun 18, 15 | GENERAL ELECTRIC COMPANY |
| 2015/0153,749 | METHOD FOR MONITORING AN ON-LOAD TAP CHANGER | Mar 18, 13 | Jun 04, 15 | MASCHINENFABRIK REINHAUSEN GMBH |
| 2013/0234,696 | Voltage Regulation Using Multiple Voltage Regulator Controllers | Apr 22, 13 | Sep 12, 13 | SCHWEITZER ENGINEERING LABORATORIES, INC. |
| 2013/0229,158 | Managed Multi-Phase Operation | Mar 01, 13 | Sep 05, 13 | COOPER TECHNOLOGIES COMPANY |