H02J 7/94
In response to battery current
Official title: in response to battery current
H02J7/94 (In response to battery current) appears on 1,838 US grants and 2,373 published applications in this corpus.
Search patents in H02J- Granted patents
- 1,838
- Published applications
- 2,373
- Assignees
- 866
- Inventors
- 4,513
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 6 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 10 | 0 |
| 1981 | 7 | 0 |
| 1982 | 1 | 0 |
| 1983 | 5 | 0 |
| 1984 | 4 | 0 |
| 1985 | 3 | 0 |
| 1986 | 5 | 0 |
| 1987 | 9 | 0 |
| 1988 | 5 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 7 | 0 |
| 1992 | 9 | 0 |
| 1993 | 8 | 0 |
| 1994 | 10 | 0 |
| 1995 | 9 | 0 |
| 1996 | 8 | 0 |
| 1997 | 10 | 0 |
| 1998 | 10 | 0 |
| 1999 | 13 | 0 |
| 2000 | 14 | 0 |
| 2001 | 14 | 2 |
| 2002 | 5 | 8 |
| 2003 | 8 | 6 |
| 2004 | 10 | 16 |
| 2005 | 10 | 24 |
| 2006 | 8 | 23 |
| 2007 | 8 | 17 |
| 2008 | 7 | 26 |
| 2009 | 10 | 25 |
| 2010 | 27 | 40 |
| 2011 | 21 | 50 |
| 2012 | 32 | 59 |
| 2013 | 35 | 85 |
| 2014 | 41 | 76 |
| 2015 | 68 | 82 |
| 2016 | 78 | 113 |
| 2017 | 71 | 114 |
| 2018 | 106 | 199 |
| 2019 | 146 | 168 |
| 2020 | 183 | 188 |
| 2021 | 159 | 174 |
| 2022 | 153 | 217 |
| 2023 | 132 | 185 |
| 2024 | 146 | 193 |
| 2025 | 124 | 169 |
| 2026 | 71 | 114 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for operating a switching arrangement6 Oct 2026US 12,756,206 B2Volvo Truck Corporation
- Charging method, electronic equipment, non-transitory readable storage medium by using at least two charging paths to charge a battery6 Oct 2026US 12,756,220 B2Beijing Xiaomi Mobile Software Co., Ltd.
- On-board switching device29 Sep 2026US 12,746,849 B2Autonetworks Technologies, Ltd.
- Battery charging method and system based on lithium plating detection, and automobile and medium29 Sep 2026US 12,749,911 B2BYD Company Limited
- Energy storage grid interactive inverter with variable autonomous mode22 Sep 2026US 12,744,385 B2Eaton Intelligent Power Limited
- Current distribution method and analog circuit1 Oct 2026US 2026/0302805 A1Pylon Technologies Co., Ltd.
- Charge/discharge control circuit, charge/discharge control device, battery device, and battery system1 Oct 2026US 2026/0302808 A1Ablic Inc.
- Battery soc estimating apparatus and method24 Sep 2026US 2026/0287663 A1LG Energy Solution, Ltd.
- Method and apparatus for charging battery, device, and storage medium24 Sep 2026US 2026/0290918 A1Chery Automobile Co., Ltd.
- Systems and methods for optimizing lifetime and efficiency of a battery energy storage system24 Sep 2026US 2026/0291261 A1Fluence Energy, LLC
Most cited
By later US patents
- Cordless power system1,824US 7,688,028 B2Black & Decker Inc. · 2010
- Surgical instrument battery pack with voltage polling1,192US 9,974,539 B2Ethicon, Inc. · 2018
- Surgical instrument battery pack with power profile emulation1,041US 9,833,239 B2Ethicon, Inc. · 2017
- Full-charge indicator for battery chargers840US 4,394,613 ACalifornia Institute of Technology · 1983
- State of charge indicator for a battery charger837US 8,796,995 B2Black & Decker Inc. · 2014