H01M 4/34
Silver oxide or hydroxide electrodes
H01M4/34 (Silver oxide or hydroxide electrodes) appears on 48 US grants and 51 published applications in this corpus.
Search patents in H01M- Granted patents
- 48
- Published applications
- 51
- Assignees
- 40
- Inventors
- 133
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 4 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 7 |
| 2003 | 1 | 4 |
| 2004 | 8 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 2 |
| 2010 | 3 | 3 |
| 2011 | 1 | 1 |
| 2012 | 0 | 2 |
| 2013 | 0 | 2 |
| 2014 | 2 | 2 |
| 2015 | 3 | 3 |
| 2016 | 1 | 4 |
| 2017 | 2 | 0 |
| 2018 | 1 | 2 |
| 2019 | 3 | 2 |
| 2020 | 2 | 3 |
| 2021 | 1 | 3 |
| 2022 | 0 | 2 |
| 2023 | 1 | 3 |
| 2024 | 1 | 0 |
| 2025 | 1 | 1 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Phosphate based surfactants for alkaline battery anode25 Aug 2026US 12,719,049 B2Duracell U.S. Operations, Inc.
- Positive electrode for alkaline batteries, and alkaline battery and method for producing the same27 Jan 2026US 12,537,185 B2Maxell, Ltd.
- Alkaline button cell24 Jun 2025US 12,341,205 B2Maxell, Ltd.
- All solid battery and detecting method of end point voltage of the same1 Oct 2024US 12,107,260 B2Taiyo Yuden Co., Ltd.
- Dual zone discharge of rechargeable batteries10 Jan 2023US 11,553,267 B2Bose Corporation
- Alkaline battery and method for manufacturing alkaline battery9 Apr 2026US 2026/0100422 A1Seiko Instruments Inc.
- Secondary battery having zinc negative electrode5 Jun 2025US 2025/0183324 A1National University Corporation Chiba University
- Phosphate Based Surfactants For Alkaline Battery Anode7 Dec 2023US 2023/0395790 A1Duracell U.S. Operations, Inc.
- Alkaline button cell17 Aug 2023US 2023/0261296 A1Maxell, Ltd.
- Printed battery, rfid tag, and production method2 Feb 2023US 2023/0035357 A1Elmeric GmbH
Most cited
By later US patents
- Double current collector negative electrode design for alkali metal ion electrochemical cells54US 6,737,191 B2Wilson Greatbatch Ltd. · 2004
- Double current collector cathode design using the same active material in varying formulations for alkali metal or ion electrochemical cells46US 6,673,493 B2Wilson Greatbatch Ltd. · 2004
- Alkaline cell with improved cathode34US 6,759,166 B2The Gillette Company · 2004
- Plasma treatment for metal oxide electrodes30US 6,080,283 AEveready Battery Company, Inc. · 2000
- Alkaline cell with improved cathode29US 6,753,109 B2The Gillette Company · 2004