Description
Class H02J : CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
Subclass 3/10: Circuit arrangements for ac mains or ac distribution networks Constant-current supply systems
H02J 3/10
Sub-Class
Stats
- 38 US PATENTS IN FORCE
- 5 US APPLICATIONS PENDING
- 15 Total Patent Owners
- 135 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12199439 | Robust and cybersecure coordinated unintentional island detection for microgrids | Jun 02, 22 | Jan 14, 25 | Hitachi Energy USA Inc. |
| 12184184 | Energy-recycling device and direct-current (DC) voltage-boosting device thereof | Dec 07, 22 | Dec 31, 24 | MEAN WELL ENTERPRISES CO. LTD.; MEAN WELL (GUANGZHOU) ELECTRONICS CO., LTD.; Suzhou Mean Well Technology Co., Ltd.; |
| 12100952 | Method and system for monitoring a site based on use of an electrical appliance at the site | Sep 30, 21 | Sep 24, 24 | UEC SYSTEM SOLUTIONS CORPORATION |
| 12003105 | Multi-channel grid-connected power generation system and control method therefor | Jun 11, 20 | Jun 04, 24 | Sungrow Power Supply Co., Ltd. |
| 11539229 | Multi-stage constant current charging method and charging apparatus | Dec 01, 19 | Dec 27, 22 | GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP LTD |
| 11365718 | Adaptive estimation of available power for wind turbine | May 30, 18 | Jun 21, 22 | Vestas Wind Systems A/S |
| 11292357 | Intelligent current control apparatus | Jul 03, 19 | Apr 05, 22 | Delta Electronics Inc. |
| 11283266 | Reconfigurable power control system | Sep 13, 19 | Mar 22, 22 | Ivani, LLC |
| 11214148 | Distributed high-frequency AC electrical system for the electric vehicle | Nov 25, 16 | Jan 04, 22 | SOUTH CHINA UNIVERSITY OF TECHNOLOGY |
| 11183846 | System and method for modulating high power in a submersible energy storage vessel utilizing high voltage DC transmission | Dec 22, 17 | Nov 23, 21 | Raytheon Company |
| 11067059 | Wind turbine or wind park for supplying electric power | Jun 07, 18 | Jul 20, 21 | WOBBEN PROPERTIES GMBH |
| 10700518 | Constant current limiting protection for series coupled power supplies | Oct 08, 15 | Jun 30, 20 | Astec International Limited |
| 10693313 | Power apparatus operating method, power apparatus, and power apparatus management system | Apr 16, 18 | Jun 23, 20 | (6) INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE |
| 10454281 | Reconfigurable power control system | May 19, 17 | Oct 22, 19 | Ivani, LLC |
| 10411457 | Power distribution system for connection to an AC voltage network | Oct 10, 17 | Sep 10, 19 | Ellenberger & Poensgen GmbH |
| 10389120 | Uninterruptible power supply device | Jun 02, 15 | Aug 20, 19 | TOSHIBA MITSUBISHI-ELECTRIC INDUSTRIAL SYSTEMS CORPORATION |
| 10374435 | Power conditioner | Dec 12, 17 | Aug 06, 19 | Murata Manufacturing Co., Ltd. |
| 10355484 | Highly efficient power supply unit and method for supplying power using same | Jul 07, 17 | Jul 16, 19 | NAVER Business Platform Corp. |
| 10333303 | Power supply device and method of controlling power supply device | Aug 04, 17 | Jun 25, 19 | SHINDENGEN ELECTRIC MANUFACTURING CO., LTD. |
| 10291025 | Systems and methods for improved stability of power systems | Apr 22, 15 | May 14, 19 | General Electric Company |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0070,566 | ROBUST AND CYBERSECURE COORDINATED UNINTENTIONAL ISLAND DETECTION FOR MICROGRIDS | Nov 11, 24 | Feb 27, 25 | Not available |
| 2024/0339,837 | COMMON DC BUS AND COMMON AC BUS POWER ELECTRONICS SYSTEMS AND METHODS | Jul 08, 22 | Oct 10, 24 | Not available |
| 2024/0243,584 | METHOD FOR ESTABLISHING A SUPPLY VOLTAGE AND INVERTER | Nov 09, 23 | Jul 18, 24 | Not available |
| 2019/0089,157 | POWER SUPPLY DEVICE AND METHOD OF CONTROLLING POWER SUPPLY DEVICE | Aug 04, 17 | Mar 21, 19 | SHINDENGEN ELECTRIC MANUFACTURING CO., LTD. |
| 2016/0197,476 | SYSTEM AND METHOD FOR INCORPORATING DISTRIBUTED ENERGY GENERATION IN LEGACY ELECTRICITY GENERATION AND DISTRIBUTION SYSTEMS | Dec 27, 15 | Jul 07, 16 | EDGE ELECTRONS LIMITED |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 30 Months (last 2 years Issuances)
- 30 Months (last 5 years Issuances)