H01M 50/471
Spacing elements inside cells other than separators, membranes or diaphragms
Official title: Spacing elements inside cells other than separators, membranes or diaphragms (for preventing incorrect contact inside or outside batteries H01M50/584); Manufacturing processes thereof
H01M50/471 (Spacing elements inside cells other than separators, membranes or diaphragms) appears on 317 US grants and 1,272 published applications in this corpus.
Search patents in H01M- Granted patents
- 317
- Published applications
- 1,272
- Assignees
- 228
- Inventors
- 2,497
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 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 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 3 |
| 2010 | 2 | 7 |
| 2011 | 1 | 11 |
| 2012 | 3 | 5 |
| 2013 | 5 | 8 |
| 2014 | 6 | 9 |
| 2015 | 5 | 12 |
| 2016 | 4 | 9 |
| 2017 | 6 | 12 |
| 2018 | 11 | 9 |
| 2019 | 10 | 13 |
| 2020 | 12 | 23 |
| 2021 | 13 | 53 |
| 2022 | 12 | 108 |
| 2023 | 30 | 150 |
| 2024 | 46 | 232 |
| 2025 | 75 | 320 |
| 2026 | 65 | 283 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Energy storage device6 Oct 2026US 12,756,047 B2Contemporary Amperex Technology Co., Limited
- Cylindrical secondary battery with cap assembly configured for deformation during gas discharge6 Oct 2026US 12,756,058 B2Samsung SDI.Co., Ltd.
- Foldable pouch-shaped battery cell and method of manufacturing the same29 Sep 2026US 12,749,771 B2LG Energy Solution, Ltd.
- Battery, method for manufacturing same, and electrical device15 Sep 2026US 12,738,562 B2Contemporary Amperex Technology (Hong Kong) Limited
- Battery cell, battery, electric apparatus, and energy storage apparatus15 Sep 2026US 12,738,602 B2Contemporary Amperex Technology Co., Limited
- Secondary battery8 Oct 2026US 2026/0312192 A1Kabushiki Kaisha Toshiba
- Battery comprising at least one stack of electrical cells and associated assembly method8 Oct 2026US 2026/0312236 A1Safran Electrical & Power
- All-solid-state battery1 Oct 2026US 2026/0302384 A1Honda Motor Co., Ltd.
- Thermal insulation sheet and method for preparing thermal insulation sheet1 Oct 2026US 2026/0302430 A13M Innovative Properties Company
- Battery cell, method for coating battery cell, and method for assembling battery cell1 Oct 2026US 2026/0302534 A1Honda Motor Co., Ltd.
Most cited
By later US patents
- Bipolar battery construction63US 4,275,130 ACalifornia Institute of Technology · 1981
- Solvent stretch process for preparing a microporous film48US 4,257,997 ACelanese Corporation · 1981
- Lithium cell with heat formed separator47US 6,443,999 B1The Gillette Company · 2002
- Nonaqueous electrochemical cell39US 3,993,501 AUnion Carbide Corporation · 1976
- Longitudinal constraints for energy storage devices33US 10,283,807 B2Enovix Corporation · 2019