H01M 50/182
For cells with a collector centrally disposed in the active mass
Official title: {for cells with a collector centrally disposed in the active mass, e.g. Leclanché cells}
H01M50/182 (For cells with a collector centrally disposed in the active mass) appears on 63 US grants and 86 published applications in this corpus.
Search patents in H01M- Granted patents
- 63
- Published applications
- 86
- Assignees
- 35
- Inventors
- 185
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 7 | 1 |
| 2002 | 1 | 2 |
| 2003 | 4 | 5 |
| 2004 | 0 | 1 |
| 2005 | 0 | 2 |
| 2006 | 0 | 4 |
| 2007 | 1 | 8 |
| 2008 | 0 | 7 |
| 2009 | 5 | 6 |
| 2010 | 2 | 2 |
| 2011 | 2 | 12 |
| 2012 | 4 | 6 |
| 2013 | 3 | 5 |
| 2014 | 7 | 3 |
| 2015 | 2 | 1 |
| 2016 | 0 | 1 |
| 2017 | 2 | 2 |
| 2018 | 1 | 1 |
| 2019 | 1 | 2 |
| 2020 | 2 | 5 |
| 2021 | 1 | 0 |
| 2022 | 1 | 2 |
| 2023 | 1 | 3 |
| 2024 | 1 | 2 |
| 2025 | 1 | 3 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electrical device, in particular microbattery, and method for the production21 Apr 2026US 12,609,385 B2Schott AG
- Surface-treated steel sheet and method for manufacturing the same8 Apr 2025US 12,270,109 B2Toyo Kohan Co.Ltd
- Open tube battery housing2 Jan 2024US 11,862,804 B2Cardiac Pacemakers, Inc.
- Electrochemical cell with electrode filled protrusion21 Feb 2023US 11,588,158 B2Energizer Brands, LLC
- Open tube battery housing20 Sep 2022US 11,450,909 B2Cardiac Pacemakers, Inc.
- Current collection pin, cover assembly, and battery cell16 Oct 2025US 2025/0323281 A1Eve Energy Co., Ltd.
- Current collection pin, cover assembly, and battery cell16 Oct 2025US 2025/0323357 A1Eve Energy Co., Ltd.
- Cylindrical battery, and battery pack and vehicle including the same9 Jan 2025US 2025/0015402 A1LG Energy Solution, Ltd.
- Alkaline dry battery5 Dec 2024US 2024/0405228 A1Panasonic Intellectual Property Management Co., Ltd.
- Battery cell1 Feb 2024US 2024/0039091 A1AESC Japan Ltd.
Most cited
By later US patents
- Battery constructions having reduced collector assembly volume37US 6,300,004 B1Eveready Battery Company, Inc. · 2001
- Battery constructions having increased internal volume for active components36US 6,670,073 B2Eveready Battery Company, Inc. · 2003
- Method of making a miniature concentric battery32US 4,035,909 AP. R. Mallory & Co. Inc. · 1977
- Hermetically sealed cells29US 4,053,692 AP. R. Mallory & Co. Inc. · 1977
- Doped manganese dioxides29US 7,501,208 B2Eveready Battery Company, Inc. · 2009