H01M 4/30
Pressing
H01M4/30 (Pressing) appears on 63 US grants and 60 published applications in this corpus.
Search patents in H01M- Granted patents
- 63
- Published applications
- 60
- Assignees
- 56
- Inventors
- 187
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 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 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 1 |
| 2002 | 3 | 4 |
| 2003 | 5 | 2 |
| 2004 | 2 | 2 |
| 2005 | 1 | 1 |
| 2006 | 1 | 3 |
| 2007 | 1 | 5 |
| 2008 | 0 | 2 |
| 2009 | 2 | 3 |
| 2010 | 3 | 2 |
| 2011 | 1 | 1 |
| 2012 | 4 | 2 |
| 2013 | 1 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 2 |
| 2016 | 2 | 4 |
| 2017 | 2 | 6 |
| 2018 | 1 | 3 |
| 2019 | 6 | 3 |
| 2020 | 3 | 2 |
| 2021 | 2 | 6 |
| 2022 | 1 | 1 |
| 2023 | 2 | 2 |
| 2024 | 2 | 0 |
| 2025 | 1 | 1 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electrode assemblies incorporating ion exchange materials7 Jul 2026US 12,676,311 B2Zelos Energy Ltd.
- Rechargeable alkaline manganese dioxide-zinc bipolar batteries30 Jun 2026US 12,671,078 B2Research Foundation of the City University of New York
- Rechargeable alkaline battery comprising metal hydroxide separator25 Nov 2025US 12,482,807 B2Research Foundation of the City University of New York
- Secondary zinc-manganese dioxide batteries for high power applications28 May 2024US 11,996,546 B2Research Foundation of the City University of New York
- Fabrication process to make electrodes by rolling19 Mar 2024US 11,936,030 B2GM Global Technology Operations LLC
- Electrode Assemblies Incorporating Ion Exchange Materials24 Sep 2026US 2026/0290829 A1Zelos Energy Ltd.
- Lithium rolling apparatus and lithium rolling method using same14 Aug 2025US 2025/0256314 A1Solum Advanced Materials Co., Ltd.
- All-solid-state battery and method of manufacturing the same21 Dec 2023US 2023/0411667 A1LG Energy Solution, Ltd.
- Energy storage device, method for manufacturing the same and energy storage apparatus18 May 2023US 2023/0155180 A1GS Yuasa International Ltd.
- Fabrication process to make electrodes by rolling2 Jun 2022US 2022/0173370 A1GM Global Technology Operations LLC
Most cited
By later US patents
- Porous metal-containing materials, method of manufacture and products incorporating or made from the materials36US 6,410,160 B1Colorado School of Mines · 2002
- Efficient cell stack for cells with double current collectors sandwich cathodes33US 6,645,670 B2Wilson Greatbatch Ltd. · 2003
- Process for preparation of electrode for alkaline battery23US 4,216,045 ASanyo Electric Co., Ltd. · 1980
- Sintered bipolar battery plates23US 5,200,281 AWestinghouse Electric Corp. · 1993
- Method for the manufacture of iron-containing sintered electrodes18US 4,236,927 ADaimler-Benz Aktiengesellschaft · 1980