H01M 50/431
Inorganic material
H01M50/431 (Inorganic material) appears on 1,665 US grants and 3,029 published applications in this corpus.
Search patents in H01M- Granted patents
- 1,665
- Published applications
- 3,029
- Assignees
- 707
- Inventors
- 5,057
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 6 | 0 |
| 1981 | 10 | 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 | 5 | 0 |
| 1993 | 11 | 0 |
| 1994 | 6 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 5 | 0 |
| 1998 | 11 | 0 |
| 1999 | 11 | 0 |
| 2000 | 12 | 0 |
| 2001 | 12 | 6 |
| 2002 | 9 | 10 |
| 2003 | 9 | 12 |
| 2004 | 13 | 11 |
| 2005 | 6 | 21 |
| 2006 | 6 | 15 |
| 2007 | 10 | 23 |
| 2008 | 6 | 25 |
| 2009 | 5 | 14 |
| 2010 | 23 | 33 |
| 2011 | 18 | 57 |
| 2012 | 28 | 69 |
| 2013 | 35 | 61 |
| 2014 | 34 | 96 |
| 2015 | 50 | 119 |
| 2016 | 57 | 99 |
| 2017 | 79 | 133 |
| 2018 | 91 | 123 |
| 2019 | 111 | 159 |
| 2020 | 136 | 163 |
| 2021 | 84 | 230 |
| 2022 | 109 | 250 |
| 2023 | 118 | 296 |
| 2024 | 165 | 325 |
| 2025 | 205 | 404 |
| 2026 | 117 | 275 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Laminate for electrochemical device and electrochemical device6 Oct 2026US 12,756,064 B2Zeon Corporation
- 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
- System and method for a self-protecting separator for a battery6 Oct 2026US 12,756,070 B2GM Global Technology Operations LLC
- Nonaqueous electrolyte battery, battery pack, and vehicle29 Sep 2026US 12,749,767 B2Kabushiki Kaisha Toshiba
- Sulphide based lithium-ion mixed halide conducting solid electrolyte and methods for the production thereof8 Oct 2026US 2026/0312127 A1Umicore AG & Co. KG
- Electrode assembly and method for manufacturing same8 Oct 2026US 2026/0312139 A1LG Energy Solution, Ltd.
- 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.
Most cited
By later US patents
- Protective lithium ion conducting ceramic coating for lithium metal anodes and associate method376US 5,314,765 AMartin Marietta Energy Systems, Inc. · 1994
- Separators for electrochemical cells222US 6,153,337 AMoltech Corporation · 2000
- Protective coating for separators for electrochemical cells199US 6,183,901 B2Moltech Corporation · 2001
- Silica electrolyte element for secondary lithium battery175US 5,194,341 ABell Communications Research, Inc. · 1993
- Separators for electrochemical cells160US 6,306,545 B1Moltech Corporation · 2001