H02J 7/02
Circuit arrangements for charging or discharging batteries or for supplying loads from
Official title: for charging batteries from AC mains by converters
H02J7/02 (Circuit arrangements for charging or discharging batteries or for supplying loads from) appears on 5,340 US grants and 6,991 published applications in this corpus.
Search patents in H02J- Granted patents
- 5,340
- Published applications
- 6,991
- Assignees
- 2,059
- Inventors
- 11,601
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 10 | 0 |
| 1978 | 7 | 0 |
| 1979 | 11 | 0 |
| 1980 | 11 | 0 |
| 1981 | 8 | 0 |
| 1982 | 4 | 0 |
| 1983 | 9 | 0 |
| 1984 | 9 | 0 |
| 1985 | 9 | 0 |
| 1986 | 13 | 0 |
| 1987 | 13 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 12 | 0 |
| 1993 | 10 | 0 |
| 1994 | 14 | 0 |
| 1995 | 12 | 0 |
| 1996 | 10 | 0 |
| 1997 | 38 | 0 |
| 1998 | 34 | 0 |
| 1999 | 23 | 0 |
| 2000 | 21 | 0 |
| 2001 | 25 | 6 |
| 2002 | 25 | 20 |
| 2003 | 18 | 28 |
| 2004 | 22 | 34 |
| 2005 | 19 | 51 |
| 2006 | 14 | 54 |
| 2007 | 30 | 49 |
| 2008 | 34 | 93 |
| 2009 | 45 | 78 |
| 2010 | 63 | 102 |
| 2011 | 58 | 170 |
| 2012 | 78 | 194 |
| 2013 | 101 | 301 |
| 2014 | 155 | 325 |
| 2015 | 217 | 360 |
| 2016 | 262 | 364 |
| 2017 | 322 | 383 |
| 2018 | 311 | 485 |
| 2019 | 455 | 446 |
| 2020 | 401 | 594 |
| 2021 | 402 | 667 |
| 2022 | 518 | 540 |
| 2023 | 413 | 518 |
| 2024 | 466 | 438 |
| 2025 | 366 | 427 |
| 2026 | 222 | 264 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Vehicle and charging system6 Oct 2026US 12,752,661 B2Toyota Jidosha Kabushiki Kaisha
- Low voltage charging system for high voltage rechargeable energy storage system6 Oct 2026US 12,756,204 B2GM Global Technology Operations LLC
- Methods and systems for multi-phase AC generation using inverter6 Oct 2026US 12,756,205 B2Instagrid GmbH
- Power supply device6 Oct 2026US 12,756,216 B2Panasonic Energy Co., Ltd.
- In-vehicle charging device29 Sep 2026US 12,746,835 B2Aisin Corporation
- Charge control device8 Oct 2026US 2026/0312416 A1Suzuki Motor Corporation
- Wireless Charger and Receiving Load of Backward Compatibility That Automatically Identifies Fast and Slow Charging8 Oct 2026US 2026/0312430 A1Pi Power Product(Shenzhen)Company Limited
- Power distribution and direct current charging1 Oct 2026US 2026/0296238 A1Amazon Technologies, Inc.
- Temperature-based control of battery charger1 Oct 2026US 2026/0302798 A1Intel Corporation
- Systems, apparatuses and methods for appliances with integrated energy storage1 Oct 2026US 2026/0302819 A1Impulse Labs, Inc.
Most cited
By later US patents
- Modular powered surgical instrument with detachable shaft assemblies1,623US 9,743,929 B2Ethicon, Inc. · 2017
- Feedback algorithms for manual bailout systems for surgical instruments1,521US 10,028,761 B2Ethicon, Inc. · 2018
- Surgical stapling instrument system1,519US 9,750,499 B2Ethicon, Inc. · 2017
- Methods of charging battery packs for cordless power tool systems1,472US 7,656,131 B2Black & Decker Inc. · 2010
- Surgical instrument comprising a rotatable shaft1,314US 10,201,364 B2Ethicon, Inc. · 2019