H01M 4/9041
Metals or alloys
Official title: {Metals or alloys (H01M4/92 takes precedence)}
H01M4/9041 (Metals or alloys) appears on 989 US grants and 1,366 published applications in this corpus.
Search patents in H01M- Granted patents
- 989
- Published applications
- 1,366
- Assignees
- 625
- Inventors
- 3,044
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 4 | 0 |
| 1980 | 4 | 0 |
| 1981 | 8 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 6 | 0 |
| 1986 | 3 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 5 | 0 |
| 1990 | 4 | 0 |
| 1991 | 7 | 0 |
| 1992 | 7 | 0 |
| 1993 | 5 | 0 |
| 1994 | 4 | 0 |
| 1995 | 5 | 0 |
| 1996 | 7 | 0 |
| 1997 | 4 | 0 |
| 1998 | 7 | 0 |
| 1999 | 14 | 0 |
| 2000 | 12 | 0 |
| 2001 | 13 | 8 |
| 2002 | 14 | 31 |
| 2003 | 23 | 40 |
| 2004 | 17 | 36 |
| 2005 | 25 | 42 |
| 2006 | 14 | 35 |
| 2007 | 18 | 38 |
| 2008 | 18 | 41 |
| 2009 | 21 | 43 |
| 2010 | 23 | 52 |
| 2011 | 33 | 44 |
| 2012 | 28 | 39 |
| 2013 | 25 | 70 |
| 2014 | 28 | 87 |
| 2015 | 45 | 94 |
| 2016 | 48 | 71 |
| 2017 | 61 | 67 |
| 2018 | 57 | 59 |
| 2019 | 52 | 67 |
| 2020 | 62 | 58 |
| 2021 | 43 | 86 |
| 2022 | 54 | 72 |
| 2023 | 45 | 51 |
| 2024 | 39 | 49 |
| 2025 | 41 | 53 |
| 2026 | 17 | 33 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Solid oxide cell29 Sep 2026US 12,749,690 B2Samsung Electro-Mechanics Co., Ltd.
- Fe—N—C catalysts synthesized by non-contact pyrolysis of gas phase iron11 Aug 2026US 12,706,314 B2Northeastern University
- Metal-solid oxide composite, preparing method thereof, and solid oxide cell including the same4 Aug 2026US 12,700,606 B2Samsung Electro-Mechanics Co., Ltd.
- Porous silicon oxycarbide composite material and method for manufacturing same30 Jun 2026US 12,671,096 B2DIC Corporation
- Inhibition-free low-temperature engine exhaust oxidation catalyst26 May 2026US 12,636,641 B2Oregon State University
- Nickel molybdenum catalysts and their methods of preparation8 Oct 2026US 2026/0312078 A1Ecole Polytechnique Federale De Lausanne (Epfl)
- Closed-Loop Magnesium Galvanic Power Generation System with Hydrogen Capture8 Oct 2026US 2026/0312099 A1Dmag USA
- Iron-nitrogen-carbon catalyst, preparation method therefor, and use thereof1 Oct 2026US 2026/0302266 A1Hainan Tropical Ocean University
- Membrane electrode assembly24 Sep 2026US 2026/0290850 A1Kabushiki Kaisha Toyota Chuo Kenkyusho
- Membrane electrode assembly24 Sep 2026US 2026/0290851 A1Kabushiki Kaisha Toyota Chuo Kenkyusho
Most cited
By later US patents
- Nanostructured fillers and carriers316US 6,228,904 B1Nanomaterials Research Corporation · 2001
- Materials and products using nanostructured non-stoichiometric substances226US 6,344,271 B12002
- Nanotechnology for biomedical products224US 6,572,672 B2NanoProducts Corporation · 2003
- Nano-dispersed powders and methods for their manufacture178US 6,652,967 B2NanoProducts Corporation · 2003
- Nanostructured ion conducting solid electrolytes134US 5,905,000 ANanomaterials Research Corporation · 1999