H01M 4/745
Expanded metal
Official title: {Expanded metal}
H01M4/745 (Expanded metal) appears on 172 US grants and 128 published applications in this corpus.
Search patents in H01M- Granted patents
- 172
- Published applications
- 128
- Assignees
- 107
- Inventors
- 409
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 10 | 0 |
| 1982 | 5 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 6 | 0 |
| 2000 | 5 | 0 |
| 2001 | 7 | 1 |
| 2002 | 7 | 9 |
| 2003 | 4 | 9 |
| 2004 | 8 | 4 |
| 2005 | 4 | 4 |
| 2006 | 1 | 4 |
| 2007 | 1 | 6 |
| 2008 | 1 | 3 |
| 2009 | 2 | 5 |
| 2010 | 5 | 8 |
| 2011 | 6 | 11 |
| 2012 | 4 | 12 |
| 2013 | 3 | 6 |
| 2014 | 4 | 2 |
| 2015 | 10 | 6 |
| 2016 | 3 | 3 |
| 2017 | 4 | 3 |
| 2018 | 2 | 3 |
| 2019 | 2 | 1 |
| 2020 | 3 | 4 |
| 2021 | 0 | 8 |
| 2022 | 2 | 7 |
| 2023 | 4 | 3 |
| 2024 | 4 | 1 |
| 2025 | 3 | 3 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ultra-stable silicon anode by three-dimensional nanoarchitecture design23 Jun 2026US 12,665,188 B2The Johns Hopkins University
- Rechargeable battery cell2 Sep 2025US 12,407,018 B2
- Lead acid battery separators, warp resistant separators, batteries, systems, and related methods19 Aug 2025US 12,394,867 B2Daramic, LLC
- Rechargeable battery cell20 May 2025US 12,308,431 B2Innolith Technology AG
- Anisotropic expansion of silicon-dominant anodes16 Jul 2024US 12,040,478 B2Enevate Corporation
- Lead Acid Battery Separators, Warp Resistant Separators, Batteries, Systems, and Related Methods14 May 2026US 2026/0135255 A1Daramic, LLC
- Current collector and battery16 Apr 2026US 2026/0106174 A1Toyota Jidosha Kabushiki Kaisha
- Method for Producing an Electrode for an Electrochemical Cell, Composite Electrode, and Electrochemical Cell12 Jun 2025US 2025/0192135 A1Bayerische Motoren Werke Aktiengesellschaft
- Lithium metal layer transfer onto anode current collector27 Mar 2025US 2025/0105242 A1GM Global Technology Operations LLC
- Anisotropic Expansion of Silicon-Dominant Anodes16 Jan 2025US 2025/0023015 A1Enevate Corporation
Most cited
By later US patents
- Electrochemical metal-air cell and electrically and mechanically rechargeable anodes for use therein95US 5,318,861 AElectric Fuel Limited · 1994
- Coining expanded metal positive lead-acid battery grids66US 3,947,936 AGeneral Motors Corporation · 1976
- Negative electrodes for non-aqueous secondary batteries composed on conjugated polymer and alkali metal alloying or inserting material57US 4,668,596 AAllied Corporation · 1987
- Method and apparatus for making continuous grids for lead acid batteries55US 4,305,187 AYuasa Battery Co., Ltd. · 1981
- Forming expanded mesh sheet from deformable strip54US 4,291,443 ACominco Ltd. · 1981