Y04S
Systems integrating technologies related to power network operation, communication or information technologies
Official title: Systems integrating technologies related to power network operation, communication or information technologies for improving the electrical power generation, transmission, distribution, management or usage, i.e. smart grids
Y04S (Systems integrating technologies related to power network operation, communication or information technologies) appears on 18,340 US grants and 22,039 published applications in this corpus.
Search patents in Y04S- Granted patents
- 18,340
- Published applications
- 22,039
- Assignees
- 5,592
- Inventors
- 33,016
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 19 | 0 |
| 1977 | 27 | 0 |
| 1978 | 28 | 0 |
| 1979 | 34 | 0 |
| 1980 | 32 | 0 |
| 1981 | 23 | 0 |
| 1982 | 50 | 0 |
| 1983 | 46 | 0 |
| 1984 | 38 | 0 |
| 1985 | 31 | 0 |
| 1986 | 23 | 0 |
| 1987 | 41 | 0 |
| 1988 | 40 | 0 |
| 1989 | 50 | 0 |
| 1990 | 39 | 0 |
| 1991 | 35 | 0 |
| 1992 | 40 | 0 |
| 1993 | 75 | 0 |
| 1994 | 61 | 0 |
| 1995 | 64 | 0 |
| 1996 | 91 | 0 |
| 1997 | 84 | 0 |
| 1998 | 99 | 0 |
| 1999 | 107 | 0 |
| 2000 | 106 | 0 |
| 2001 | 89 | 36 |
| 2002 | 88 | 180 |
| 2003 | 102 | 272 |
| 2004 | 128 | 316 |
| 2005 | 148 | 246 |
| 2006 | 191 | 306 |
| 2007 | 200 | 333 |
| 2008 | 184 | 477 |
| 2009 | 208 | 514 |
| 2010 | 299 | 681 |
| 2011 | 361 | 939 |
| 2012 | 500 | 1367 |
| 2013 | 654 | 1373 |
| 2014 | 872 | 1517 |
| 2015 | 1034 | 1409 |
| 2016 | 1091 | 1480 |
| 2017 | 1254 | 1417 |
| 2018 | 1233 | 1514 |
| 2019 | 1632 | 1567 |
| 2020 | 1408 | 1573 |
| 2021 | 1331 | 1504 |
| 2022 | 1175 | 1106 |
| 2023 | 1117 | 841 |
| 2024 | 914 | 509 |
| 2025 | 609 | 378 |
| 2026 | 235 | 184 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Main groups
Granted patents with any code in the group
- Y04S 20/00Management or operation of end-user stationary applications or the last stages of7,549
- Y04S 40/00Systems for electrical power generation, transmission, distribution or end-user application management characterised6,957
- Y04S 10/00Systems supporting electrical power generation, transmission or distribution5,815
- Y04S 30/00Systems supporting specific end-user applications in the sector of transportation2,782
- Y04S 50/00Market activities related to the operation of systems integrating technologies related to1,532
Recent patents
- Systems and methods for utilizing electricity monitoring devices to mitigate or prevent structural damage6 Oct 2026US 12,756,173 B2State Farm Mutual Automobile Insurance Company
- Techniques for managing energy forecasts6 Oct 2026US 12,756,224 B2Apple Inc.
- Vehicle charging system compatible with multiple charging protocols and method29 Sep 2026US 12,746,841 B2Uchicago Argonne, LLC
- Systems and methods for transferring energy from a vehicle29 Sep 2026US 12,746,844 B2
- Method and apparatus for actively managing electric power supply for an electric power grid29 Sep 2026US 12,748,450 B2Causam Enterprises, Inc.
- Systems and methods for utilizing electricity monitoring devices to mitigate or prevent structural damage8 Oct 2026US 2026/0312395 A1State Farm Mutual Automobile Insurance Company
- Notification method, notification system, and non-transitory computer-readable storage medium storing program1 Oct 2026US 2026/0299858 A1Seiko Epson Corporation
- Systems and methods for transfering energy from a vehicle24 Sep 2026US 2026/0285192 A1Ford Global Technologies, LLC
- Plug-in energy storage batteries and networked plug-in energy storage batteries24 Sep 2026US 2026/0291242 A1
- System and method for server based control24 Sep 2026US 2026/0292027 A1May Patents Ltd.
Most cited
By later US patents
- Expandable home automation system1,640US 5,086,385 ACustom Command Systems · 1992
- System and method for monitoring and controlling remote devices1,585US 6,437,692 B1StatSignal Systems, Inc. · 2002
- Rechargeable battery pack and operating system1,445US 7,941,865 B2Black & Decker Inc. · 2011
- System and method for powering an information handling system in multiple power states1,184US 8,063,619 B2Dell Products L. P. · 2011
- Diagnostic hardware for serial datalink1,169US 5,124,990 ACaterpillar Inc. · 1992