H01M 50/463
Separators, membranes or diaphragms characterised by their shape
H01M50/463 (Separators, membranes or diaphragms characterised by their shape) appears on 970 US grants and 1,418 published applications in this corpus.
Search patents in H01M- Granted patents
- 970
- Published applications
- 1,418
- Assignees
- 399
- Inventors
- 2,810
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 9 | 0 |
| 1978 | 14 | 0 |
| 1979 | 3 | 0 |
| 1980 | 8 | 0 |
| 1981 | 6 | 0 |
| 1982 | 5 | 0 |
| 1983 | 10 | 0 |
| 1984 | 6 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 9 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 6 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 9 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 6 | 0 |
| 1997 | 9 | 0 |
| 1998 | 8 | 0 |
| 1999 | 7 | 0 |
| 2000 | 6 | 0 |
| 2001 | 6 | 4 |
| 2002 | 15 | 18 |
| 2003 | 10 | 25 |
| 2004 | 8 | 10 |
| 2005 | 14 | 25 |
| 2006 | 8 | 34 |
| 2007 | 4 | 21 |
| 2008 | 10 | 19 |
| 2009 | 4 | 30 |
| 2010 | 30 | 35 |
| 2011 | 21 | 45 |
| 2012 | 24 | 45 |
| 2013 | 31 | 43 |
| 2014 | 26 | 66 |
| 2015 | 37 | 69 |
| 2016 | 41 | 55 |
| 2017 | 49 | 81 |
| 2018 | 52 | 56 |
| 2019 | 50 | 61 |
| 2020 | 60 | 74 |
| 2021 | 46 | 67 |
| 2022 | 45 | 71 |
| 2023 | 50 | 115 |
| 2024 | 61 | 140 |
| 2025 | 64 | 126 |
| 2026 | 56 | 83 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Solvent free separators6 Oct 2026US 12,756,066 B2Amtek Research International LLC
- Electrode assembly and manufacturing method therefor, battery cell, battery, and power consuming device29 Sep 2026US 12,749,717 B2Contemporary Amperex Technology (Hong Kong) Limited
- Energy storage device and method of assembly of an energy storage device29 Sep 2026US 12,749,719 B2Nanyang Technological University
- Battery module cell carrier and method of assembly22 Sep 2026US 12,744,272 B2Rivian IP Holdings, LLC
- Method for manufacturing electrode assembly15 Sep 2026US 12,738,525 B2
- Secondary battery and method of manufacturing same8 Oct 2026US 2026/0312140 A1Prime Planet Energy & Solutions, Inc.
- Electrode Assembly and Secondary Battery including the Same8 Oct 2026US 2026/0312142 A1Samsung SDI.Co., Ltd.
- Secondary battery and method of manufacturing same8 Oct 2026US 2026/0312235 A1Prime Planet Energy & Solutions, Inc.
- Secondary battery1 Oct 2026US 2026/0302369 A1Samsung SDI.Co., Ltd.
- Battery cell24 Sep 2026US 2026/0290956 A1AESC Japan Ltd.
Most cited
By later US patents
- Flexible electronic devices164US 8,929,085 B2Apple Inc. · 2015
- Metal-air battery with easily removable anodes106US 4,950,561 AEltech Systems Corporation · 1990
- Rechargeable metal-air battery92US 4,957,826 ADreisbach Electromotive, Inc. · 1990
- Metal-air cell and power system using metal-air cells74US 5,415,949 AVoltek, Inc. · 1995
- Selective plugging of broken fibers in tubesheet-hollow fiber assemblies68US 4,226,921 AThe Dow Chemical Company · 1980