H01M 4/29
By electrochemical methods
Official title: by electrochemical methods
H01M4/29 (By electrochemical methods) appears on 37 US grants and 15 published applications in this corpus.
Search patents in H01M- Granted patents
- 37
- Published applications
- 15
- Assignees
- 34
- Inventors
- 92
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 5 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 3 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 1 |
| 2017 | 2 | 1 |
| 2018 | 2 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 3 |
| 2021 | 1 | 3 |
| 2022 | 0 | 2 |
| 2023 | 1 | 0 |
| 2024 | 3 | 0 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Surface-treated sheet for alkaline secondary battery and method for manufacturing same26 May 2026US 12,640,375 B2Toyo Kohan Co.Ltd
- Secondary zinc-manganese dioxide batteries for high power applications28 May 2024US 11,996,546 B2Research Foundation of the City University of New York
- Electricity storage device, method for producing electricity storage device, and electrolytic plating method19 Mar 2024US 11,936,046 B2Kabushiki Kaisha Toyota Jidoshokki
- Electrochemical oxidation of methane to methanol13 Feb 2024US 11,898,258 B2B. G. Negev Technologies and Applications Ltd., At Ben-Gurion University
- Aerogel-based electrodes31 Jan 2023US 11,569,499 B2StoreDot Ltd.
- Modulation of Electroplated Surface Features Based on Monitored Electrical Noise11 Aug 2022US 2022/0255057 A1Pure Lithium Corporation
- Surface-treated sheet for alkaline secondary battery and method for manufacturing same30 Jun 2022US 2022/0209243 A1Toyo Kohan Co.Ltd
- Reversible manganese dioxide electrode, method for the production thereof, the use thereof, and rechargeable alkaline-manganese battery containing said electrode9 Dec 2021US 2021/0384501 A1Zentrum FüR Sonnenenergie- Unc Wasserstoff-Forschung Baden-WüRttemberg
- Electrochemical oxidation of methane to methanol25 Nov 2021US 2021/0363650 A1B. G. Negev Technologies and Applications Ltd., At Ben-Gurion University
- Electricity storage device, method for producing electricity storage device, and electrolytic plating method29 Jul 2021US 2021/0234169 A1Kabushiki Kaisha Toyota Jidoshokki
Most cited
By later US patents
- High performance zinc anode for battery applications47US 5,780,186 AThe United States of America as represented by the Administrator of the National Aeronautics and Space Administration · 1998
- Process for preparing composite materials and products obtained with said process16US 4,707,231 APradom Limited · 1987
- Electrode for a rechargeable electrochemical cell and method and apparatus for making same13US 4,686,013 AGates Energy Products, Inc. · 1987
- Process of forming a nickel electrode12US 6,193,871 B1Eagle-Picher Industries, Inc. · 2001
- Process for producing battery electrodes by electrochemical reduction10US 4,863,484 AGlobe-Union Inc. · 1989