H01M 50/434
Ceramics
H01M50/434 (Ceramics) appears on 1,218 US grants and 2,173 published applications in this corpus.
Search patents in H01M- Granted patents
- 1,218
- Published applications
- 2,173
- Assignees
- 585
- Inventors
- 3,931
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 5 | 0 |
| 1981 | 9 | 0 |
| 1982 | 6 | 0 |
| 1983 | 7 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 4 | 0 |
| 1993 | 10 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 5 | 0 |
| 1998 | 10 | 0 |
| 1999 | 11 | 0 |
| 2000 | 12 | 0 |
| 2001 | 12 | 6 |
| 2002 | 8 | 10 |
| 2003 | 8 | 11 |
| 2004 | 12 | 9 |
| 2005 | 5 | 19 |
| 2006 | 6 | 15 |
| 2007 | 5 | 16 |
| 2008 | 3 | 24 |
| 2009 | 5 | 14 |
| 2010 | 23 | 29 |
| 2011 | 17 | 39 |
| 2012 | 28 | 60 |
| 2013 | 29 | 56 |
| 2014 | 27 | 74 |
| 2015 | 39 | 88 |
| 2016 | 43 | 73 |
| 2017 | 64 | 108 |
| 2018 | 70 | 99 |
| 2019 | 91 | 102 |
| 2020 | 95 | 114 |
| 2021 | 58 | 145 |
| 2022 | 80 | 150 |
| 2023 | 76 | 201 |
| 2024 | 102 | 227 |
| 2025 | 116 | 281 |
| 2026 | 74 | 203 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Dry-process polyethylene membranes, coated membranes, separators, and related methods6 Oct 2026US 12,756,068 B2Celgard, LLC
- Separator and a method for manufacturing thereof6 Oct 2026US 12,756,069 B2BenQ Materials Corporation
- Fine glass fibers and fiber webs, separators, and pasting papers comprising them29 Sep 2026US 12,749,768 B2Hollingsworth & Vose Company
- Bicontinuous separating layers for solid-state batteries and methods of forming the same22 Sep 2026US 12,744,282 B2GM Global Technology Operations LLC
- Separators for aqueous zinc-ion cells and batteries, zinc metal batteries, and methods of fabricating a separator for use in a zinc metal battery15 Sep 2026US 12,738,598 B2Salient Energy Inc.
- Battery cell and battery8 Oct 2026US 2026/0312150 A1Zhuhai Cosmx Battery Co., Ltd.
- Lithium Secondary Battery Having Excellent Thermal Safety And Method For Manufacturing The Same8 Oct 2026US 2026/0312232 A1LG Energy Solution, Ltd.
- Separator with a ceramic-comprising separator layer8 Oct 2026US 2026/0312233 A1Sila Nanotechnologies, Inc.
- Electrochemical cells with ionic sequestration provided by porous separators1 Oct 2026US 2026/0302323 A1Sepion Technologies, Inc.
- All-solid-state rechargeable batteries1 Oct 2026US 2026/0302336 A1Samsung SDI.Co., Ltd.
Most cited
By later US patents
- Separators for electrochemical cells222US 6,153,337 AMoltech Corporation · 2000
- Protective coating for separators for electrochemical cells199US 6,183,901 B2Moltech Corporation · 2001
- Separators for electrochemical cells160US 6,306,545 B1Moltech Corporation · 2001
- Process of manufacturing porous separator for electrochemical power supply154US 5,948,464 AImra America, Inc. · 1999
- Nonaqueous battery having porous separator and production method thereof140US 6,287,720 B1Asahi Kasei Kabushiki Kaisha · 2001