H01M 10/0431
Cells with wound or folded electrodes
Official title: {Cells with wound or folded electrodes (H01M10/045 takes precedence)}
H01M10/0431 (Cells with wound or folded electrodes) appears on 2,130 US grants and 4,109 published applications in this corpus.
Search patents in H01M- Granted patents
- 2,130
- Published applications
- 4,109
- Assignees
- 527
- Inventors
- 5,685
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 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 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 7 | 0 |
| 1996 | 12 | 0 |
| 1997 | 3 | 0 |
| 1998 | 7 | 0 |
| 1999 | 12 | 0 |
| 2000 | 20 | 0 |
| 2001 | 24 | 16 |
| 2002 | 31 | 34 |
| 2003 | 24 | 56 |
| 2004 | 24 | 46 |
| 2005 | 24 | 53 |
| 2006 | 23 | 74 |
| 2007 | 19 | 37 |
| 2008 | 24 | 35 |
| 2009 | 25 | 65 |
| 2010 | 49 | 67 |
| 2011 | 51 | 136 |
| 2012 | 54 | 121 |
| 2013 | 69 | 144 |
| 2014 | 95 | 186 |
| 2015 | 145 | 178 |
| 2016 | 122 | 146 |
| 2017 | 125 | 127 |
| 2018 | 111 | 113 |
| 2019 | 125 | 135 |
| 2020 | 116 | 162 |
| 2021 | 99 | 151 |
| 2022 | 108 | 205 |
| 2023 | 97 | 336 |
| 2024 | 157 | 567 |
| 2025 | 174 | 523 |
| 2026 | 140 | 396 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electrode assembly with improved electrolyte impregnation property, and battery, battery pack and vehicle including the same6 Oct 2026US 12,755,959 B2LG Energy Solution, Ltd.
- Non-aqueous electrolyte secondary battery6 Oct 2026US 12,755,982 B2Sanyo Electric Co., Ltd.
- Positioning member, winding device for electrode assembly and battery manufacturing device6 Oct 2026US 12,756,000 B2Contemporary Amperex Technology (Hong Kong) Limited
- Electrode plate deviation correction method, apparatus, device, storage medium and product6 Oct 2026US 12,756,001 B2Contemporary Amperex Technology (Hong Kong) Limited
- Non-aqueous electrolyte secondary battery29 Sep 2026US 12,749,772 B2Panasonic Energy Co., Ltd.
- Secondary battery8 Oct 2026US 2026/0312115 A1Samsung SDI.Co., Ltd.
- Secondary battery, secondary battery manufacturing device, and method of manufacturing a secondary battery8 Oct 2026US 2026/0312116 A1Samsung SDI.Co., Ltd.
- Battery cell, battery, and electric device8 Oct 2026US 2026/0312222 A1Contemporary Amperex Technology Co., Limited
- Cylindrical battery and method for producing same1 Oct 2026US 2026/0302178 A1Panasonic Intellectual Property Management Co., Ltd.
- Electrode assembly and secondary battery comprising the electrode assembly1 Oct 2026US 2026/0302261 A1Samsung SDI.Co., Ltd.
Most cited
By later US patents
- Vibration resistant electrochemical cell having deformed casing and method of making same392US 4,255,500 AGeneral Electric Company · 1981
- Notched electrode and method of making same387US 6,300,002 B1Moltech Power Systems, Inc. · 2001
- Slotted insulator for unsealed electrode edges in electrochemical cells326US 6,013,113 AWilson Greatbatch Ltd. · 2000
- Rechargeable battery172US 6,265,100 B1Research International, Inc. · 2001
- Method of making an electrolyte activatable lithium-ion rechargeable battery cell164US 5,456,000 ABell Communications Research, Inc. · 1995