H02J 7/84
Control of state of health [soh]
Official title: Control of state of health [SOH]
H02J7/84 (Control of state of health [soh]) appears on 1,307 US grants and 1,940 published applications in this corpus.
Search patents in H02J- Granted patents
- 1,307
- Published applications
- 1,940
- Assignees
- 714
- Inventors
- 3,842
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 6 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 9 | 0 |
| 2001 | 12 | 5 |
| 2002 | 10 | 9 |
| 2003 | 16 | 12 |
| 2004 | 8 | 13 |
| 2005 | 4 | 12 |
| 2006 | 6 | 15 |
| 2007 | 8 | 13 |
| 2008 | 4 | 9 |
| 2009 | 20 | 14 |
| 2010 | 11 | 24 |
| 2011 | 17 | 20 |
| 2012 | 15 | 31 |
| 2013 | 10 | 31 |
| 2014 | 20 | 34 |
| 2015 | 31 | 70 |
| 2016 | 32 | 85 |
| 2017 | 54 | 100 |
| 2018 | 81 | 72 |
| 2019 | 92 | 101 |
| 2020 | 71 | 115 |
| 2021 | 92 | 166 |
| 2022 | 145 | 258 |
| 2023 | 135 | 229 |
| 2024 | 149 | 192 |
| 2025 | 151 | 171 |
| 2026 | 79 | 139 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Battery balancing apparatus using piezoelectric transformers and related device6 Oct 2026US 12,754,249 B2Huawei Digital Power Technologies Co., Ltd.
- Pulsed charging and heating techniques for energy sources6 Oct 2026US 12,756,218 B2Tae Technologies, Inc.
- Demand response optimization29 Sep 2026US 12,748,158 B2Toyota Motor North America, Inc.
- Information processing device, information processing method, computer program product, and information processing system22 Sep 2026US 12,744,401 B2Kabushiki Kaisha Toshiba
- Electric powered working machine15 Sep 2026US 12,738,756 B2Hitachi Construction Machinery Co., Ltd.
- Energy storage capacity estimation in aerosol-generating systems8 Oct 2026US 2026/0309783 A1Philip Morris Products S. A.
- Charge/Discharge Control Device and Charge/Discharge Control Method8 Oct 2026US 2026/0312419 A1Astemo, Ltd.
- Apparatus and mehtod for controlling power supply1 Oct 2026US 2026/0296204 A1Hl Mando Corporation
- Memory systems, control methods thereof, and power loss protection systems1 Oct 2026US 2026/0299802 A1Yangtze Memory Technologies Co., Ltd.
- Battery health monitoring for pulse load power supplies1 Oct 2026US 2026/0302820 A1NXP B. V.
Most cited
By later US patents
- Reinforced battery for a surgical instrument1,484US 9,931,118 B2Ethicon Endo-Surgery, Inc. · 2018
- Surgical instrument system comprising an inspection station1,419US 10,045,779 B2Ethicon, Inc. · 2018
- Charging system that enables emergency resolutions for charging a battery1,313US 10,182,816 B2Ethicon, Inc. · 2019
- Surgical apparatus configured to track an end-of-life parameter1,278US 10,159,483 B2Ethicon, Inc. · 2018
- System for monitoring whether a surgical instrument needs to be serviced1,233US 10,321,907 B2Ethicon, Inc. · 2019