H01M 4/523
For non-aqueous cells
Official title: {for non-aqueous cells (H01M4/525 takes precedence)}
H01M4/523 (For non-aqueous cells) appears on 227 US grants and 321 published applications in this corpus.
Search patents in H01M- Granted patents
- 227
- Published applications
- 321
- Assignees
- 170
- Inventors
- 774
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 3 |
| 2005 | 0 | 1 |
| 2006 | 0 | 3 |
| 2007 | 0 | 2 |
| 2008 | 2 | 1 |
| 2009 | 0 | 9 |
| 2010 | 0 | 1 |
| 2011 | 4 | 7 |
| 2012 | 4 | 10 |
| 2013 | 4 | 13 |
| 2014 | 10 | 31 |
| 2015 | 11 | 28 |
| 2016 | 13 | 23 |
| 2017 | 25 | 28 |
| 2018 | 16 | 26 |
| 2019 | 18 | 33 |
| 2020 | 27 | 33 |
| 2021 | 20 | 24 |
| 2022 | 19 | 9 |
| 2023 | 19 | 16 |
| 2024 | 13 | 7 |
| 2025 | 10 | 5 |
| 2026 | 2 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Charged-state lithium-ion batteries constructed using lithium-free binary Fe/Mn-based cathode materials9 Jun 2026US 12,651,740 B2Wayne State University
- Preparation method of multiple carbon-coated high-compaction lithium iron manganese phosphate12 May 2026US 12,623,906 B2Hubei Rt Advanced Materials Group Company Limited
- Carbon-coated nickel-aluminum nanocomposite, preparation method therefor and application thereof11 Nov 2025US 12,467,622 B2China Petroleum & Chemical Corporation
- Nonaqueous magnesium battery30 Sep 2025US 12,431,493 B2Panasonic Intellectual Property Management Co., Ltd.
- Blended active materials for battery cells26 Aug 2025US 12,401,018 B2HHeLi, LLC
- Charged-state lithium-ion batteries constructed using lithium-free binary fe/mn-based cathode materials10 Sep 2026US 2026/0269220 A1Wayne State University
- Fabricating a 3D Porous Metal-Foam Electrode11 Jun 2026US 2026/0158548 A1CellMo Materials Innovation, Inc.
- Tungsten doped multi-ionic cathode12 Mar 2026US 2026/0070810 A1Gegadyne Energy Labs Private Limited
- Positive electrode material, positive electrode plate, sodium-ion secondary battery, and electrical device12 Feb 2026US 2026/0045490 A1Ningde Amperex Technology Limited
- Positive electrode for rechargeable lithium battery and rechargeable lithium battery including the same12 Feb 2026US 2026/0045549 A1Samsung SDI.Co., Ltd.
Most cited
By later US patents
- Conductive lithium storage electrode143US 7,338,734 B2Massachusetts Institute of Technology · 2008
- Lithium secondary battery90US 5,538,814 AMitsubishi Cable Industries, Ltd. · 1996
- Ionic gel electrolyte, energy storage devices, and methods of manufacture thereof72US 9,076,589 B2Imprint Energy, Inc. · 2015
- Lithium secondary battery59US 5,705,296 AMitsubishi Cable Industries, Ltd. · 1998
- Non-aqueous lithium ion secondary battery57US 6,416,902 B1Fuji Photo Film Co., Ltd. · 2002