H02J 15/00
Systems for storing electric energy specially adapted for power networks
H02J15/00 (Systems for storing electric energy specially adapted for power networks) appears on 623 US grants and 833 published applications in this corpus.
Search patents in H02J- Granted patents
- 623
- Published applications
- 833
- Assignees
- 423
- Inventors
- 1,522
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 5 | 0 |
| 1992 | 8 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 7 | 0 |
| 1997 | 5 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 1 |
| 2002 | 5 | 4 |
| 2003 | 4 | 1 |
| 2004 | 1 | 3 |
| 2005 | 2 | 4 |
| 2006 | 3 | 10 |
| 2007 | 3 | 4 |
| 2008 | 4 | 7 |
| 2009 | 3 | 7 |
| 2010 | 4 | 26 |
| 2011 | 14 | 33 |
| 2012 | 23 | 35 |
| 2013 | 28 | 40 |
| 2014 | 23 | 24 |
| 2015 | 9 | 22 |
| 2016 | 27 | 24 |
| 2017 | 13 | 29 |
| 2018 | 11 | 13 |
| 2019 | 26 | 34 |
| 2020 | 35 | 52 |
| 2021 | 29 | 49 |
| 2022 | 33 | 86 |
| 2023 | 57 | 88 |
| 2024 | 85 | 99 |
| 2025 | 73 | 85 |
| 2026 | 38 | 53 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H02J 15/20Systems for storing electric energy specially adapted for power networks: using storage174
- H02J 15/50Systems for storing electric energy specially adapted for power networks: using stored115
- H02J 15/30Systems for storing electric energy specially adapted for power networks: using storage99
- H02J 15/10Systems for storing electric energy specially adapted for power networks: using storage71
- H02J 15/40Systems for storing electric energy specially adapted for power networks: using coils1
Recent patents
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- Prime location of unipolar electrolysis plants on the electricity grid8 Oct 2026US 2026/0312101 A1
- Energy recovery system and related method of recovering energy10 Sep 2026US 2026/0266267 A1Siemens Energy Global GmbH & Co. KG
- High-strength lithium battery nail gun with composite energy storage structure3 Sep 2026US 2026/0257327 A1Taizhou Tuba Machinery Co., Ltd
- Method and System for Operational Optimization of an Industrial Plant3 Sep 2026US 2026/0261145 A1ABB Schweiz AG
- Energy storage structure and rotary isolation switch27 Aug 2026US 2026/0251128 A1Chint Low Voltage Electrical Technology Co., Ltd.
Most cited
By later US patents
- Compressed air energy storage method and system274US 5,537,822 AThe Israel Electric Corporation Ltd. · 1996
- Energy storage scheduling system238US 5,274,571 AThe Fleming Group · 1993
- Power supply system and electronic device196US 7,538,451 B2Sony Corporation · 2009
- Energy supply system for optimizing energy cost, energy consumption and emission of pollutants187US 5,432,710 AOsaka Gas Co., Ltd. · 1995
- Renewable energy integrated storage and generation systems, apparatus, and methods with cloud distributed energy management services164US 9,960,637 B2Sunverge Energy, Inc. · 2018