H01M 10/42
Methods or arrangements for servicing or maintenance of secondary cells or secondary
Official title: Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells (H01M10/60 takes precedence)
H01M10/42 (Methods or arrangements for servicing or maintenance of secondary cells or secondary) appears on 23,317 US grants and 35,131 published applications in this corpus.
Search patents in H01M- Granted patents
- 23,317
- Published applications
- 35,131
- Assignees
- 5,719
- Inventors
- 47,629
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 26 | 0 |
| 1977 | 29 | 0 |
| 1978 | 41 | 0 |
| 1979 | 18 | 0 |
| 1980 | 36 | 0 |
| 1981 | 37 | 0 |
| 1982 | 33 | 0 |
| 1983 | 37 | 0 |
| 1984 | 23 | 0 |
| 1985 | 30 | 0 |
| 1986 | 29 | 0 |
| 1987 | 39 | 0 |
| 1988 | 27 | 0 |
| 1989 | 48 | 0 |
| 1990 | 33 | 0 |
| 1991 | 38 | 0 |
| 1992 | 58 | 0 |
| 1993 | 40 | 0 |
| 1994 | 58 | 0 |
| 1995 | 93 | 0 |
| 1996 | 135 | 0 |
| 1997 | 187 | 0 |
| 1998 | 202 | 0 |
| 1999 | 170 | 0 |
| 2000 | 192 | 0 |
| 2001 | 232 | 77 |
| 2002 | 204 | 228 |
| 2003 | 233 | 275 |
| 2004 | 172 | 290 |
| 2005 | 146 | 373 |
| 2006 | 157 | 483 |
| 2007 | 164 | 383 |
| 2008 | 169 | 524 |
| 2009 | 282 | 610 |
| 2010 | 433 | 856 |
| 2011 | 412 | 1028 |
| 2012 | 584 | 1134 |
| 2013 | 677 | 1284 |
| 2014 | 800 | 1290 |
| 2015 | 1005 | 1445 |
| 2016 | 1077 | 1322 |
| 2017 | 1165 | 1470 |
| 2018 | 1152 | 1692 |
| 2019 | 1432 | 1989 |
| 2020 | 1532 | 1997 |
| 2021 | 1616 | 2024 |
| 2022 | 1625 | 2433 |
| 2023 | 1495 | 2844 |
| 2024 | 1774 | 3149 |
| 2025 | 1803 | 3354 |
| 2026 | 1317 | 2577 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H01M 10/48Accumulators combined with arrangements for measuring, testing or indicating the condition of10,348
- H01M 10/425Structural combination with electronic components9,393
- H01M 10/44Methods for charging or discharging7,288
- H01M 10/4235Safety or regulating additives or arrangements in electrodes, separators or electrolyte2,451
- H01M 10/46Accumulators structurally combined with charging apparatus2,416
- H01M 10/4207For several batteries or cells simultaneously or sequentially1,413
- H01M 10/4285Testing apparatus996
- H01M 2010/4292Aspects relating to capacity ratio of electrodes/electrolyte or anode/cathodeIndexing code481
Recent patents
- Transport apparatus, battery test system, and battery production system6 Oct 2026US 12,753,055 B2Contemporary Amperex Technology Co., Limited
- Probe unit and charge/discharge inspection device6 Oct 2026US 12,754,238 B2Nippon Steel Texeng. Co., Ltd.
- Charge/discharge inspection device and charge/discharge inspection equipment6 Oct 2026US 12,754,239 B2Nippon Steel Texeng. Co., Ltd.
- State-of-charge estimator for lithium-ion battery using hysteresis model6 Oct 2026US 12,754,244 B2GM Global Technology Operations LLC
- Battery system diagnostics using electrochemical impedance spectroscopy6 Oct 2026US 12,754,247 B2Caterpillar Inc.
- Determination of a battery capability associated with a safety function8 Oct 2026US 2026/0307492 A1CPS Technology Holdings LLC
- Systems and methods for predicting loose connection in battery energy storage system for electric vehicle8 Oct 2026US 2026/0307493 A1LG Energy Solution, Ltd.
- Systems and methods for smart vehicle access for vehicles with a dead battery8 Oct 2026US 2026/0307514 A1GM Global Technology Operations LLC
- Charging station powered by a renewable energy source8 Oct 2026US 2026/0307519 A1Sage Geosystems Inc.
- Automated vehicle integration of battery string8 Oct 2026US 2026/0307528 A1PACCAR Inc
Most cited
By later US patents
- Surgical instrument having a power control circuit1,889US 8,695,866 B2Ethicon Endo-Surgery, Inc. · 2014
- Motor driven electrosurgical device with mechanical and electrical feedback1,840US 9,161,803 B2Ethicon Endo-Surgery, Inc. · 2015
- Cordless power system1,824US 7,688,028 B2Black & Decker Inc. · 2010
- Interactive displays1,824US 9,283,054 B2Ethicon Endo-Surgery, Inc. · 2016
- Closure indicator systems for surgical instruments1,647US 9,445,813 B2Ethicon Endo-Surgery, Inc. · 2016