H02J 7/825
Detection of fully charged condition
Official title: {Detection of fully charged condition}
H02J7/825 (Detection of fully charged condition) appears on 965 US grants and 1,254 published applications in this corpus.
Search patents in H02J- Granted patents
- 965
- Published applications
- 1,254
- Assignees
- 557
- Inventors
- 2,520
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 5 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 8 | 0 |
| 1998 | 5 | 0 |
| 1999 | 7 | 0 |
| 2000 | 3 | 0 |
| 2001 | 8 | 5 |
| 2002 | 14 | 8 |
| 2003 | 7 | 2 |
| 2004 | 6 | 9 |
| 2005 | 3 | 12 |
| 2006 | 6 | 8 |
| 2007 | 2 | 11 |
| 2008 | 6 | 18 |
| 2009 | 8 | 16 |
| 2010 | 12 | 19 |
| 2011 | 14 | 16 |
| 2012 | 12 | 34 |
| 2013 | 24 | 57 |
| 2014 | 28 | 56 |
| 2015 | 31 | 92 |
| 2016 | 51 | 82 |
| 2017 | 68 | 86 |
| 2018 | 77 | 118 |
| 2019 | 82 | 97 |
| 2020 | 79 | 96 |
| 2021 | 72 | 77 |
| 2022 | 74 | 91 |
| 2023 | 47 | 82 |
| 2024 | 66 | 77 |
| 2025 | 67 | 53 |
| 2026 | 37 | 32 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Electronic device for wirelessly receiving power, and operating method thereof24 Sep 2026US 2026/0291295 A1Samsung Electronics Co., Ltd.
- Collaborative battery pack charging method, device, and computer-readable storage medium17 Sep 2026US 2026/0279939 A1Ehang Intelligent Equipment (Guangzhou) Co., Ltd.
- Charging base station, charger, and cleaning system and charging method and standby method therefor13 Aug 2026US 2026/0232160 A1Dreame Innovation Technology (Suzhou) Co., Ltd.
- Battery diagnosis apparatus and battery diagnosis method13 Aug 2026US 2026/0235682 A1LG Energy Solution, Ltd.
Most cited
By later US patents
- Battery charging systems1,437US 7,944,175 B2Makita Corporation · 2011
- Charger for a battery-operated surgical machine1,031US 4,698,579 AHowmedica International Inc. · 1987
- Electronic charging circuit for battery operated appliances1,027US 4,560,915 AWen Products, Inc. · 1985
- System and method for tracking and archiving battery performance data840US 9,197,079 B2Zoll Circulation, Inc. · 2015
- Method and device for voltage detection and charging of electric battery826US 8,575,895 B2Rally Manufacturing, Inc. · 2013