H02J 7/63
Against overdischarge
Official title: against overdischarge
H02J7/63 (Against overdischarge) appears on 1,280 US grants and 1,579 published applications in this corpus.
Search patents in H02J- Granted patents
- 1,280
- Published applications
- 1,579
- Assignees
- 628
- Inventors
- 2,889
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 5 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 7 | 0 |
| 1998 | 16 | 0 |
| 1999 | 15 | 0 |
| 2000 | 17 | 0 |
| 2001 | 23 | 6 |
| 2002 | 19 | 16 |
| 2003 | 12 | 15 |
| 2004 | 14 | 19 |
| 2005 | 13 | 29 |
| 2006 | 11 | 27 |
| 2007 | 12 | 27 |
| 2008 | 12 | 39 |
| 2009 | 29 | 53 |
| 2010 | 41 | 38 |
| 2011 | 21 | 50 |
| 2012 | 39 | 58 |
| 2013 | 36 | 87 |
| 2014 | 49 | 66 |
| 2015 | 66 | 94 |
| 2016 | 74 | 112 |
| 2017 | 79 | 107 |
| 2018 | 99 | 110 |
| 2019 | 88 | 112 |
| 2020 | 110 | 94 |
| 2021 | 80 | 74 |
| 2022 | 73 | 86 |
| 2023 | 59 | 88 |
| 2024 | 60 | 73 |
| 2025 | 51 | 51 |
| 2026 | 29 | 48 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electronic device with dynamically adjusted shutdown voltage6 Oct 2026US 12,756,212 B2Apple Inc.
- Circuit, method, and oximeter for indicating power supply by applying double-color light-emitting diode22 Sep 2026US 12,744,400 B2Guangdong Genial Technology Co., Ltd.
- Protection circuit for battery module15 Sep 2026US 12,738,752 B2Stl Technology Co., Ltd.
- Method, storage medium and apparatus for adjusting charging-discharging efficiency ratio of energy storage power station8 Sep 2026US 12,732,013 B2Makesense Energy Technology Co., Limited.
- Battery system11 Aug 2026US 12,706,331 B2Denso Corporation
- Test mode controller circuit controlling test functions for charge and discharge controller circuit1 Oct 2026US 2026/0299013 A1Nisshinbo Micro Devices Inc.
- Charge/discharge control circuit, charge/discharge control device, and battery device1 Oct 2026US 2026/0302809 A1Ablic Inc.
- Charge and discharge control circuit for controlling charging and discharging of battery1 Oct 2026US 2026/0302823 A1Nisshinbo Micro Devices Inc.
- Method and apparatus for preventing overdischarge of battery in power supply system24 Sep 2026US 2026/0291238 A1Hanwha Solutions Corporation
- Battery system27 Aug 2026US 2026/0254265 A1Prime Planet Energy & Solutions, Inc.
Most cited
By later US patents
- Electrical energy storage device1,518US 6,373,152 B1Synergy Scientech Corp. · 2002
- Method for operating a power tool1,448US 7,336,048 B2Robert Bosch GmbH · 2008
- Electric tool powered by a plurality of battery packs and adapter therefor1,253US 8,813,866 B2Makita Corporation · 2014
- System and method for tracking and archiving battery performance data840US 9,197,079 B2Zoll Circulation, Inc. · 2015
- State of charge indicator for a battery charger837US 8,796,995 B2Black & Decker Inc. · 2014