Y04S 20/12
Energy storage units, uninterruptible power supply [ups] systems or standby or emergency
Official title: Energy storage units, uninterruptible power supply [UPS] systems or standby or emergency generators, e.g. in the last power distribution stages
Y04S20/12 (Energy storage units, uninterruptible power supply [ups] systems or standby or emergency) appears on 415 US grants and 492 published applications in this corpus.
Search patents in Y04S- Granted patents
- 415
- Published applications
- 492
- Assignees
- 243
- Inventors
- 861
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 1 |
| 2005 | 0 | 3 |
| 2006 | 3 | 5 |
| 2007 | 2 | 3 |
| 2008 | 0 | 8 |
| 2009 | 2 | 5 |
| 2010 | 2 | 6 |
| 2011 | 2 | 11 |
| 2012 | 8 | 24 |
| 2013 | 8 | 24 |
| 2014 | 8 | 31 |
| 2015 | 16 | 30 |
| 2016 | 20 | 37 |
| 2017 | 27 | 45 |
| 2018 | 24 | 39 |
| 2019 | 49 | 41 |
| 2020 | 46 | 55 |
| 2021 | 60 | 44 |
| 2022 | 34 | 35 |
| 2023 | 42 | 21 |
| 2024 | 33 | 9 |
| 2025 | 14 | 8 |
| 2026 | 9 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and apparatus for actively managing electric power supply for an electric power grid29 Sep 2026US 12,748,450 B2Causam Enterprises, Inc.
- Building management and appliance control system25 Aug 2026US 12,719,281 B2Orison, Inc.
- Electrical power generating system16 Jun 2026US 12,658,711 B2BWR Innovations LLC
- System and method for monitoring power supply devices9 Jun 2026US 12,651,924 B2Solaredge Technologies Ltd.
- Frequency balancing by power supply units28 Apr 2026US 12,614,908 B2Telefonaktiebolaget LM Ericsson (publ)
- Methods for monitoring and controlling multiple microgrid systems30 Jul 2026US 2026/0221935 A1Unirac, Inc.
- Remotely Controlled Electrical Power Generating System16 Jul 2026US 2026/0204917 A1BWR Innovations LLC
- Third party energy management19 Mar 2026US 2026/0081465 A1Budderfly, Inc.
- System and method for a charging station5 Mar 2026US 2026/0064148 A1Transportation IP Holdings, LLC
- Method and Apparatus for Actively Managing Electric Power Supply for an Electric Power Grid5 Feb 2026US 2026/0037015 A1Causam Enterprises, Inc.
Most cited
By later US patents
- Optimization of microgrid energy use and distribution198US 8,364,609 B2Integral Analytics, Inc. · 2013
- Optimization of microgrid energy use and distribution103US 8,019,697 B22011
- Integrated outlet for communication and electrical power transmissions with noise reducing characteristics92US 5,117,122 A1992
- Integrated outlet for communications and electrical power84US 5,397,929 ABuilding Technology Associates · 1995
- System and method for managing uninterruptible power supply systems53US 7,082,541 B2American Power Conversion Corporation · 2006