H02J 9/068
Electronic means for switching from one power supply to another power supply
Official title: {Electronic means for switching from one power supply to another power supply, e.g. to avoid parallel connection}
H02J9/068 (Electronic means for switching from one power supply to another power supply) appears on 507 US grants and 633 published applications in this corpus.
Search patents in H02J- Granted patents
- 507
- Published applications
- 633
- Assignees
- 318
- Inventors
- 1,289
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 3 | 1 |
| 2002 | 5 | 8 |
| 2003 | 7 | 8 |
| 2004 | 7 | 12 |
| 2005 | 2 | 9 |
| 2006 | 7 | 6 |
| 2007 | 7 | 3 |
| 2008 | 9 | 10 |
| 2009 | 4 | 4 |
| 2010 | 5 | 4 |
| 2011 | 2 | 7 |
| 2012 | 9 | 8 |
| 2013 | 1 | 8 |
| 2014 | 6 | 9 |
| 2015 | 7 | 20 |
| 2016 | 12 | 13 |
| 2017 | 14 | 13 |
| 2018 | 15 | 27 |
| 2019 | 27 | 37 |
| 2020 | 25 | 43 |
| 2021 | 60 | 67 |
| 2022 | 51 | 61 |
| 2023 | 57 | 56 |
| 2024 | 56 | 73 |
| 2025 | 54 | 73 |
| 2026 | 48 | 53 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Power supply1 Sep 2026US 12,726,022 B2Chicony Power Technology Co., Ltd.
- Sustainable power shifting in the presence of an uninterruptible power supply1 Sep 2026US 12,726,044 B2International Business Machines Corporation
- Control method for uninterruptible power supply system, controller, and uninterruptible power supply system25 Aug 2026US 12,719,303 B2Huawei Digital Power Technologies Co., Ltd.
- Ups power topology24 Sep 2026US 2026/0291273 A1Schneider Electric It Corporation
- Systems and methods for battery-assisted cooking in an oven range appliance17 Sep 2026US 2026/0276203 A1Haier US Appliance Solutions, Inc.
- Multi-throw or multi-pole switching systems and methods for providing modular switching combinations for enabling flexible home energy management17 Sep 2026US 2026/0280306 A1Siemens Industry, Inc.
- Transfer switch with delayed optimal power transfer17 Sep 2026US 2026/0280335 A1Vertiv Corporation
- Fuel cell based uninterruptible power supply systems17 Sep 2026US 2026/0280336 A1Eaton Intelligent Power Limited
Most cited
By later US patents
- Wireless control of power transfer switches for electrical load management188US 6,747,368 B22004
- Generator with DC boost for uninterruptible power supply system or for enhanced load pickup70US 6,737,762 B2Onan Corporation · 2004
- Transfer mechanism for transferring power between a utility source and a stand-by generator63US 6,181,028 B2Generac Power Systems, Inc. · 2001
- Asynchronous multiphase switching gear50US 4,761,563 AInternational Business Machines Corporation · 1988
- Apparatus and methods for coordinated static switch operations for load transfers in uninterruptible power supply systems44US 7,265,458 B2Eaton Power Quality Corporation · 2007