H01M 50/597
Protection against reversal of polarity
H01M50/597 (Protection against reversal of polarity) appears on 186 US grants and 208 published applications in this corpus.
Search patents in H01M- Granted patents
- 186
- Published applications
- 208
- Assignees
- 102
- Inventors
- 359
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 2 |
| 2002 | 4 | 1 |
| 2003 | 2 | 3 |
| 2004 | 3 | 5 |
| 2005 | 1 | 4 |
| 2006 | 2 | 2 |
| 2007 | 3 | 9 |
| 2008 | 3 | 10 |
| 2009 | 4 | 3 |
| 2010 | 2 | 7 |
| 2011 | 5 | 6 |
| 2012 | 6 | 8 |
| 2013 | 3 | 8 |
| 2014 | 7 | 7 |
| 2015 | 12 | 23 |
| 2016 | 8 | 16 |
| 2017 | 19 | 13 |
| 2018 | 13 | 16 |
| 2019 | 13 | 10 |
| 2020 | 9 | 18 |
| 2021 | 14 | 5 |
| 2022 | 8 | 5 |
| 2023 | 5 | 10 |
| 2024 | 6 | 5 |
| 2025 | 5 | 8 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Battery pack and method of manufacture26 Aug 2025US 12,397,408 B2Black & Decker Inc.
- Button cell comprising a direction determining member1 Jul 2025US 12,347,891 B2Samsung SDI.Co., Ltd.
- Vehicle battery apparatus and method therefor20 Aug 2026US 2026/0246122 A1Knorr-Bremse GmbH
- Battery pack and method of manufacture9 Jul 2026US 2026/0192432 A1Black & Decker Inc.
- Energy-storage module and electricity-consumption device21 May 2026US 2026/0142338 A1Shenzhen Hithium Energy Storage Technology Co., Ltd.
- Electrode assembly, secondary battery including same and electrode assembly inspection method15 Jan 2026US 2026/0018766 A1Samsung SDI.Co., Ltd.
- Electrode Assembly, Electrode Assembly Manufacturing Method, Secondary Battery, Battery Pack, And Vehicle31 Jul 2025US 2025/0246785 A1LG Energy Solution, Ltd.
Most cited
By later US patents
- Surgical instrument battery pack with voltage polling1,192US 9,974,539 B2Ethicon, Inc. · 2018
- Surgical instrument battery pack with power profile emulation1,041US 9,833,239 B2Ethicon, Inc. · 2017
- Apparatus and method for use in storing energy853US 9,722,236 B2General Atomics · 2017
- Battery pack and wiring substrate135US 8,728,656 B2Sony Corporation · 2014
- Battery cartridge having a recess for detecting misuse and/or recessed terminals85US 5,415,947 ASony Corporation · 1995