C01G 53/54
Of the type -
Official title: of the type (Mn2O4)-, e.g. Li(NixMn2-x)O4 or Li(MyNixMn2-x-y)O4
C01G53/54 (Of the type -) appears on 134 US grants and 186 published applications in this corpus.
Search patents in C01G- Granted patents
- 134
- Published applications
- 186
- Assignees
- 120
- Inventors
- 473
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 3 | 2 |
| 2002 | 2 | 6 |
| 2003 | 1 | 5 |
| 2004 | 2 | 0 |
| 2005 | 2 | 4 |
| 2006 | 2 | 4 |
| 2007 | 2 | 1 |
| 2008 | 1 | 4 |
| 2009 | 4 | 6 |
| 2010 | 6 | 4 |
| 2011 | 1 | 4 |
| 2012 | 5 | 6 |
| 2013 | 4 | 14 |
| 2014 | 5 | 7 |
| 2015 | 5 | 16 |
| 2016 | 9 | 11 |
| 2017 | 10 | 10 |
| 2018 | 10 | 12 |
| 2019 | 11 | 8 |
| 2020 | 6 | 4 |
| 2021 | 5 | 8 |
| 2022 | 4 | 12 |
| 2023 | 5 | 12 |
| 2024 | 3 | 11 |
| 2025 | 8 | 10 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Lithium nickel manganese-containing composite oxide, method for preparation thereof, positive electrode plate, secondary battery and electrical device14 Jul 2026US 12,679,730 B2Contemporary Amperex Technology (Hong Kong) Limited
- Positive electrode active material, preparation method therefor and use thereof19 May 2026US 12,630,444 B2Contemporary Amperex Technology (Hong Kong) Limited
- Method to create a lithium manganese nickel oxide cathode using ultra-pure electrolytic manganese dioxide for improved electrochemical cell performance6 Jan 2026US 12,515,966 B2GM Global Technology Operations LLC
- Cathode material and process30 Sep 2025US 12,428,309 B2Epsilon Carbon Private Ltd.
- Nonaqueous electrolyte secondary battery positive electrode active material and method for manufacturing same, and nonaqueous electrolyte secondary battery12 Aug 2025US 12,388,111 B2Sumitomo Metal Mining Co., Ltd.
- Cathode active material having spinel structure1 Oct 2026US 2026/0302201 A1Topsoe Battery Materials A/S
- Positive electrode active material and preparation method therefor, positive electrode sheet, secondary battery, and electric device20 Aug 2026US 2026/0245893 A1Contemporary Amperex Technology Co., Limited
- Battery cathode material, its precursor, method for its manufacture, and lithium-ion battery11 Jun 2026US 2026/0159987 A1Hon Hai Precision Industry Co., Ltd.
- Positive electrode active material and preparation method and use thereof30 Apr 2026US 2026/0121034 A1Ningbo Ronbay New Energy Technology Co.,Ltd.
- Segregating primary nanoparticles with surface coating-networking architecture for high voltage cathode life at high rate22 Jan 2026US 2026/0024753 A1University of Tennessee Research Foundation
Most cited
By later US patents
- Manganese oxide composite electrodes for lithium batteries77US 7,303,840 B2Uchicago Argonne, LLC · 2007
- Positive electrode active material for lithium battery56US 5,738,957 AJapan Storage Battery Co., Ltd. · 1998
- Manganese oxide composite electrodes for lithium batteries51US 7,635,536 B2Uchicago Argonne, LLC · 2009
- Anode active material, manufacturing method thereof, and non-aqueous electrolyte secondary battery48US 7,541,114 B2Osaka City University · 2009
- Manganese oxide composite electrodes for lithium batteries48US 7,790,308 B2Uchicago Argonne, LLC · 2010