C01G 51/44
Containing manganese
Official title: containing manganese
C01G51/44 (Containing manganese) appears on 401 US grants and 509 published applications in this corpus.
Search patents in C01G- Granted patents
- 401
- Published applications
- 509
- Assignees
- 191
- Inventors
- 980
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 6 | 0 |
| 1998 | 7 | 0 |
| 1999 | 2 | 0 |
| 2000 | 6 | 0 |
| 2001 | 6 | 2 |
| 2002 | 4 | 14 |
| 2003 | 5 | 12 |
| 2004 | 6 | 15 |
| 2005 | 4 | 16 |
| 2006 | 7 | 25 |
| 2007 | 8 | 23 |
| 2008 | 12 | 20 |
| 2009 | 17 | 36 |
| 2010 | 21 | 28 |
| 2011 | 20 | 32 |
| 2012 | 20 | 36 |
| 2013 | 35 | 43 |
| 2014 | 30 | 24 |
| 2015 | 25 | 20 |
| 2016 | 18 | 22 |
| 2017 | 25 | 21 |
| 2018 | 15 | 16 |
| 2019 | 21 | 26 |
| 2020 | 18 | 15 |
| 2021 | 15 | 11 |
| 2022 | 9 | 19 |
| 2023 | 9 | 13 |
| 2024 | 12 | 7 |
| 2025 | 11 | 7 |
| 2026 | 5 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for surface modification of lithium transition metal oxide positive electrode material15 Sep 2026US 12,738,484 B2Guangdong Brunp Recycling Technology Co., Ltd.
- Sodium-ion battery, positive electrode plate for sodium-ion battery, positive active material, battery module, battery pack, and device12 May 2026US 12,626,915 B2Contemporary Amperex Technology (Hong Kong) Limited
- Powderous lithium cobalt-based oxide cathode active material powder for rechargeable lithium ion batteries and a method for making thereof5 May 2026US 12,617,696 B2Umicore AG & Co. KG
- Processes for preparing hydroxides and oxides of various metals and derivatives thereof21 Apr 2026US 12,606,456 B2Nemaska Lithium Inc.
- Positive electrode active material for rechargeable lithium battery and rechargeable lithium battery including same7 Apr 2026US 12,597,595 B2Samsung SDI.Co., Ltd.
- Processes for preparing hydroxides and oxides of various metals and derivatives thereof13 Aug 2026US 2026/0234024 A1Nemaska Lithium Inc.
- Positive Electrode Active Material, Lithium-Ion Secondary Battery, Electronic Device, Vehicle, And Method For Fabricating Composite Oxide6 Aug 2026US 2026/0225911 A1Semiconductor Energy Laboratory Co.Ltd.
- Positive electrode active material for secondary batteries, and secondary battery23 Jul 2026US 2026/0213176 A1Panasonic Energy Co., Ltd.
- Composite positive electrode active material including a surface-modified graphene coating layer and positive electrode including the same2 Jul 2026US 2026/0184595 A1Samsung SDI.Co., Ltd.
- Cathode active material for lithium secondary batteries, method of preparing same, cathode including the same, and lithium secondary battery including cathode12 Mar 2026US 2026/0074219 A1Samsung SDI.Co., Ltd.
Most cited
By later US patents
- Electrochemical cell100US 5,316,877 ATechnology Finance Corporation (Proprietary) Limited · 1994
- Lithium metal oxides94US 6,749,648 B1NanaGram Corporation · 2004
- Positive electrode active material for lithium secondary cell and lithium secondary cell89US 7,393,476 B2GS Yuasa Corporation · 2008
- Non-aqueous lithium ion secondary battery88US 6,037,095 AFuji Photo Film Co., Ltd. · 2000
- Positive electrode active material for lithium secondary battery81US 5,718,989 AJapan Storage Battery Co., Ltd. · 1998