H01M 4/9016
Oxides, hydroxides or oxygenated metallic salts
Official title: {Oxides, hydroxides or oxygenated metallic salts}
H01M4/9016 (Oxides, hydroxides or oxygenated metallic salts) appears on 1,326 US grants and 1,840 published applications in this corpus.
Search patents in H01M- Granted patents
- 1,326
- Published applications
- 1,840
- Assignees
- 765
- Inventors
- 3,925
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 4 | 0 |
| 1979 | 5 | 0 |
| 1980 | 7 | 0 |
| 1981 | 9 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 5 | 0 |
| 1985 | 9 | 0 |
| 1986 | 4 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 11 | 0 |
| 1991 | 9 | 0 |
| 1992 | 12 | 0 |
| 1993 | 4 | 0 |
| 1994 | 15 | 0 |
| 1995 | 8 | 0 |
| 1996 | 16 | 0 |
| 1997 | 12 | 0 |
| 1998 | 10 | 0 |
| 1999 | 19 | 0 |
| 2000 | 19 | 0 |
| 2001 | 20 | 7 |
| 2002 | 11 | 40 |
| 2003 | 18 | 42 |
| 2004 | 25 | 55 |
| 2005 | 23 | 55 |
| 2006 | 26 | 62 |
| 2007 | 28 | 71 |
| 2008 | 22 | 72 |
| 2009 | 29 | 73 |
| 2010 | 43 | 74 |
| 2011 | 55 | 89 |
| 2012 | 49 | 84 |
| 2013 | 50 | 85 |
| 2014 | 52 | 91 |
| 2015 | 61 | 92 |
| 2016 | 55 | 85 |
| 2017 | 64 | 80 |
| 2018 | 64 | 71 |
| 2019 | 62 | 78 |
| 2020 | 64 | 86 |
| 2021 | 64 | 99 |
| 2022 | 58 | 80 |
| 2023 | 65 | 67 |
| 2024 | 56 | 85 |
| 2025 | 48 | 62 |
| 2026 | 18 | 55 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Membrane-electrode assembly capable of satisfying both of two requirements of excellent performance and high durability, and fuel cell including same6 Oct 2026US 12,755,996 B2Kolon Industries, Inc.
- Aqueous Zn||NO2 electrochemical cell6 Oct 2026US 12,756,037 B2City University of Hong Kong
- Graphene and other 2D materials as layered “shells” supported on “core” nanoparticle carriers25 Aug 2026US 12,719,061 B2Breton SPA
- Solar hydrogen fuel cell system18 Aug 2026US 12,712,480 B1
- Calcium ruthenate composition of matter and calcium ruthenate catalysts21 Jul 2026US 12,686,622 B2Toyota Research Institute, Inc.
- Electrode, solid oxide cell including the same, and method of preparing solid oxide cell1 Oct 2026US 2026/0296913 A1Samsung Electro-Mechanics Co., Ltd.
- Metal nitride hybrid composite catalyst, manufacturing method thereof, and water electrolysis apparatus having the same1 Oct 2026US 2026/0297775 A1UIF (University Industry Foundation), Yonsei University
- Photo-bio-electrochemical cell17 Sep 2026US 2026/0279866 A1Technion Research & Development Foundation Limited
- Stabilized solid garnet electrolyte and methods thereof17 Sep 2026US 2026/0279900 A1Corning Incorporated
- Air secondary battery17 Sep 2026US 2026/0279974 A1Fdk Corporation
Most cited
By later US patents
- Storage-stable, fluid dispensing device using a hydrogen gas generator197US 5,707,499 ACeramatec, Inc. · 1998
- Nanowire structures comprising carbon135US 7,842,432 B2Nanosys, Inc. · 2010
- Method of making an open pore structure132US 4,975,230 AVapor Technologies, Inc. · 1990
- Device enclosures and devices with integrated battery119US 6,986,965 B2Cymbet Corporation · 2006
- Method and apparatus for integrated-battery devices112US 6,805,998 B2Cymbet Corporation · 2004