H01M 50/497
Ionic conductivity
H01M50/497 (Ionic conductivity) appears on 428 US grants and 651 published applications in this corpus.
Search patents in H01M- Granted patents
- 428
- Published applications
- 651
- Assignees
- 300
- Inventors
- 1,508
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 7 | 0 |
| 1996 | 6 | 0 |
| 1997 | 10 | 0 |
| 1998 | 5 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 8 | 1 |
| 2002 | 3 | 9 |
| 2003 | 4 | 8 |
| 2004 | 2 | 8 |
| 2005 | 4 | 7 |
| 2006 | 5 | 11 |
| 2007 | 4 | 9 |
| 2008 | 2 | 4 |
| 2009 | 5 | 7 |
| 2010 | 10 | 7 |
| 2011 | 5 | 10 |
| 2012 | 7 | 11 |
| 2013 | 6 | 17 |
| 2014 | 6 | 22 |
| 2015 | 9 | 28 |
| 2016 | 20 | 26 |
| 2017 | 17 | 31 |
| 2018 | 17 | 31 |
| 2019 | 31 | 48 |
| 2020 | 29 | 46 |
| 2021 | 30 | 55 |
| 2022 | 24 | 50 |
| 2023 | 27 | 62 |
| 2024 | 43 | 51 |
| 2025 | 34 | 58 |
| 2026 | 25 | 34 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Garnet-type lithium-ion solid-state conductor6 Oct 2026US 12,756,004 B2Samsung Electronics Co., Ltd.
- Metal-air battery22 Sep 2026US 12,744,280 B2Toray Industries, Inc.
- Bicontinuous separating layers for solid-state batteries and methods of forming the same22 Sep 2026US 12,744,282 B2GM Global Technology Operations LLC
- Multi-layer battery separator for alkaline battery and method for making22 Sep 2026US 12,744,286 B2SWM Holdings US, LLC
- Composite solid-state battery cell15 Sep 2026US 12,738,536 B2A123 Systems, Inc.
- Electrochemical cells with ionic sequestration provided by porous separators1 Oct 2026US 2026/0302323 A1Sepion Technologies, Inc.
- All-solid rechargeable battery module1 Oct 2026US 2026/0302500 A1Samsung SDI.Co., Ltd.
- Separator, battery, energy storage device, and electric equipment comprising the same24 Sep 2026US 2026/0291006 A1Xiamen Hithium Energy Storage Technology Co., Ltd.
- Microlayer membranes, improved battery separators, and related methods3 Sep 2026US 2026/0257410 A1Celgard, LLC
- Separators with Ion-Exchange Layers and Electrochemical Cells Comprising Such Separators13 Aug 2026US 2026/0237857 A1Zelos Energy Ltd.
Most cited
By later US patents
- Stabilized anode for lithium-polymer batteries363US 5,648,187 AMoltech Corporation · 1997
- Rechargeable lithium intercalation battery with hybrid polymeric electrolyte231US 5,296,318 ABell Communications Research, Inc. · 1994
- Protected active metal electrode and battery cell structures with non-aqueous interlayer architecture230US 7,282,295 B2PolyPlus Battery Company · 2007
- Electrochemical device separator structures with barrier layer on non-swelling membrane205US 7,070,632 B1PolyPlus Battery Company · 2006
- Ionically conductive composites for protection of active metal anodes175US 7,282,302 B2PolyPlus Battery Company · 2007