H01M 50/50
Current conducting connections for cells or batteries
H01M50/50 (Current conducting connections for cells or batteries) appears on 14,450 US grants and 23,882 published applications in this corpus.
Search patents in H01M- Granted patents
- 14,450
- Published applications
- 23,882
- Assignees
- 3,054
- Inventors
- 27,400
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 37 | 0 |
| 1977 | 41 | 0 |
| 1978 | 41 | 0 |
| 1979 | 23 | 0 |
| 1980 | 36 | 0 |
| 1981 | 28 | 0 |
| 1982 | 42 | 0 |
| 1983 | 36 | 0 |
| 1984 | 30 | 0 |
| 1985 | 34 | 0 |
| 1986 | 30 | 0 |
| 1987 | 39 | 0 |
| 1988 | 36 | 0 |
| 1989 | 30 | 0 |
| 1990 | 37 | 0 |
| 1991 | 42 | 0 |
| 1992 | 57 | 0 |
| 1993 | 57 | 0 |
| 1994 | 61 | 0 |
| 1995 | 82 | 0 |
| 1996 | 84 | 0 |
| 1997 | 88 | 0 |
| 1998 | 116 | 0 |
| 1999 | 132 | 0 |
| 2000 | 145 | 0 |
| 2001 | 171 | 63 |
| 2002 | 153 | 161 |
| 2003 | 147 | 192 |
| 2004 | 115 | 198 |
| 2005 | 105 | 230 |
| 2006 | 91 | 276 |
| 2007 | 100 | 226 |
| 2008 | 101 | 240 |
| 2009 | 141 | 353 |
| 2010 | 217 | 426 |
| 2011 | 234 | 614 |
| 2012 | 266 | 739 |
| 2013 | 366 | 777 |
| 2014 | 513 | 817 |
| 2015 | 663 | 929 |
| 2016 | 623 | 855 |
| 2017 | 731 | 850 |
| 2018 | 715 | 955 |
| 2019 | 856 | 1042 |
| 2020 | 898 | 1215 |
| 2021 | 874 | 1200 |
| 2022 | 862 | 1731 |
| 2023 | 835 | 2099 |
| 2024 | 1040 | 2564 |
| 2025 | 1228 | 2746 |
| 2026 | 1021 | 2384 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H01M 50/543Terminals5,366
- H01M 50/502Interconnectors for connecting terminals of adjacent batteries4,697
- H01M 50/572Means for preventing undesired use or discharge4,288
- H01M 50/531Electrode connections inside a battery casing3,432
- H01M 50/528Fixed electrical connections, i.e. not intended for disconnection1,459
- H01M 50/569Constructional details of current conducting connections for detecting conditions inside cells or1,266
- H01M 50/571Methods or arrangements for affording protection against corrosion225
Recent patents
- Electronic device with hybrid power source and method for hybrid power supply6 Oct 2026US 12,755,115 B2Getac Technology Corporation
- Electrode assembly with improved electrolyte impregnation property, and battery, battery pack and vehicle including the same6 Oct 2026US 12,755,959 B2LG Energy Solution, Ltd.
- Preparation method and application of lithium cobalt oxide soft-pack battery6 Oct 2026US 12,755,960 B2Guangdong Brunp Recycling Technology Co., Ltd.
- Structural electrochemical storage assembly for a motor vehicle6 Oct 2026US 12,756,003 B2Ampere S.A.S.
- Folding method for battery pouch and lithium secondary battery including battery pouch6 Oct 2026US 12,756,017 B2SK On Co., Ltd.
- Insulation for busbars8 Oct 2026US 2026/0311909 A1Bond-Laminates GmbH
- Protective element and battery pack8 Oct 2026US 2026/0311948 A1Dexerials Corporation
- Current collector disc processing method, current collector disc, battery cell, and electrical apparatus8 Oct 2026US 2026/0312073 A1Contemporary Amperex Technology Co., Limited
- Secondary battery8 Oct 2026US 2026/0312115 A1Samsung SDI.Co., Ltd.
- Secondary battery and method of manufacturing same8 Oct 2026US 2026/0312140 A1Prime Planet Energy & Solutions, Inc.
Most cited
By later US patents
- Motor driven electrosurgical device with mechanical and electrical feedback1,840US 9,161,803 B2Ethicon Endo-Surgery, Inc. · 2015
- Battery pack and internal component arrangement within the battery pack for cordless power tool system1,476US 8,092,932 B2Black & Decker Inc. · 2012
- Surgical instrument with pivoting coupling to modular shaft and end effector1,466US 9,011,471 B2Ethicon Endo-Surgery, Inc. · 2015
- Recharge system for medical devices1,466US 9,381,058 B2Ethicon Endo-Surgery, Inc. · 2016
- Sterile medical instrument charging device1,325US 9,597,143 B2Ethicon Endo-Surgery, Inc. · 2017