H01M 2300/0005
Acid electrolytes
H01M2300/0005 (Acid electrolytes) appears on 493 US grants and 537 published applications in this corpus.
Search patents in H01M- Granted patents
- 493
- Published applications
- 537
- Assignees
- 363
- Inventors
- 1,354
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 8 | 0 |
| 1978 | 5 | 0 |
| 1979 | 6 | 0 |
| 1980 | 6 | 0 |
| 1981 | 6 | 0 |
| 1982 | 3 | 0 |
| 1983 | 8 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 8 | 0 |
| 1987 | 6 | 0 |
| 1988 | 2 | 0 |
| 1989 | 7 | 0 |
| 1990 | 7 | 0 |
| 1991 | 10 | 0 |
| 1992 | 8 | 0 |
| 1993 | 15 | 0 |
| 1994 | 7 | 0 |
| 1995 | 4 | 0 |
| 1996 | 4 | 0 |
| 1997 | 7 | 0 |
| 1998 | 11 | 0 |
| 1999 | 11 | 0 |
| 2000 | 7 | 0 |
| 2001 | 9 | 4 |
| 2002 | 3 | 12 |
| 2003 | 12 | 9 |
| 2004 | 5 | 18 |
| 2005 | 7 | 7 |
| 2006 | 7 | 18 |
| 2007 | 6 | 20 |
| 2008 | 4 | 6 |
| 2009 | 5 | 8 |
| 2010 | 5 | 5 |
| 2011 | 6 | 15 |
| 2012 | 8 | 12 |
| 2013 | 3 | 7 |
| 2014 | 11 | 17 |
| 2015 | 11 | 27 |
| 2016 | 10 | 23 |
| 2017 | 17 | 17 |
| 2018 | 8 | 25 |
| 2019 | 25 | 34 |
| 2020 | 24 | 42 |
| 2021 | 23 | 31 |
| 2022 | 25 | 47 |
| 2023 | 26 | 37 |
| 2024 | 29 | 34 |
| 2025 | 21 | 33 |
| 2026 | 13 | 29 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Graphite and dispersant additives for battery paste compositions6 Oct 2026US 12,755,968 B2The Curators of the University of Missouri
- Aqueous battery6 Oct 2026US 12,756,019 B2Toyota Jidosha Kabushiki Kaisha
- Negative electrode for aqueous electrolyte cell and sheet-type cell29 Sep 2026US 12,749,739 B2Maxell, Ltd.
- Sheet-type air cell, method for manufacturing the same, and patch15 Sep 2026US 12,738,571 B2Maxell, Ltd.
- Aqueous rechargeable battery including organic positive active material1 Sep 2026US 12,725,802 B2Seoul National University R&Db Foundation
- Structural battery integration for prosthetic devices24 Sep 2026US 2026/0290790 A1University of Central Florida Research Foundation, Inc.
- Improved flooded battery cells24 Sep 2026US 2026/0290924 A1Philadelphia Scientific LLC
- An ultra-high areal loading MnO2 electrode17 Sep 2026US 2026/0279938 A1The Board of Trustees of the Leland Stanford Junior University
- A process for the purification of graphitic material10 Sep 2026US 2026/0265066 A1Hazer Group Ltd.
- Hydrogel and Method of Preparing the Same3 Sep 2026US 2026/0258206 A1
Most cited
By later US patents
- Composite solid electrolyte for protection of active metal anodes128US 8,182,943 B2PolyPlus Battery Company · 2012
- Mass and heat recovery system for a fuel cell power plant111US 6,007,931 AInternational Fuel Cells Corporation · 1999
- Power generation system utilizing turbine and fuel cell105US 5,811,201 ASouthern California Edison Company · 1998
- Composite coating for electrochemical electrode and method98US 4,981,672 AVoltaix, Inc. · 1991
- Polyethylene separator for energy storage cell97US 6,242,127 B1Microporous Products, L.P. · 2001