C01G 9/02
Oxides
Official title: Oxides; Hydroxides
C01G9/02 (Oxides) appears on 496 US grants and 665 published applications in this corpus.
Search patents in C01G- Granted patents
- 496
- Published applications
- 665
- Assignees
- 429
- Inventors
- 1,591
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 7 | 0 |
| 1993 | 4 | 0 |
| 1994 | 6 | 0 |
| 1995 | 5 | 0 |
| 1996 | 8 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 8 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 2 |
| 2002 | 4 | 4 |
| 2003 | 3 | 5 |
| 2004 | 7 | 12 |
| 2005 | 5 | 18 |
| 2006 | 4 | 18 |
| 2007 | 7 | 20 |
| 2008 | 4 | 29 |
| 2009 | 11 | 25 |
| 2010 | 15 | 54 |
| 2011 | 16 | 29 |
| 2012 | 17 | 39 |
| 2013 | 22 | 23 |
| 2014 | 21 | 29 |
| 2015 | 31 | 32 |
| 2016 | 34 | 28 |
| 2017 | 14 | 30 |
| 2018 | 19 | 41 |
| 2019 | 26 | 39 |
| 2020 | 24 | 37 |
| 2021 | 38 | 33 |
| 2022 | 32 | 31 |
| 2023 | 21 | 33 |
| 2024 | 16 | 21 |
| 2025 | 19 | 23 |
| 2026 | 8 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Preparation method of quantum dot light emitting diode25 Aug 2026US 12,715,779 B2Tcl Technology Group Corporation
- Piezoelectric stack, piezoelectric element, and method of manufacturing piezoelectric stack14 Jul 2026US 12,685,024 B2Sumitomo Chemical Company, Limited
- Composite electron transport material and preparation method therefor, and light-emitting diode16 Jun 2026US 12,655,031 B2Tcl Technology Group Corporation
- Metal oxide nanoparticle, nanocomposite including the metal oxide nanoparticle, and ink composition, light-emitting device, electronic apparatus, and electronic equipment including the nanocomposite9 Jun 2026US 12,649,668 B2Samsung Display Co., Ltd.
- Nanoparticle ink composition, light-emitting device, and method of manufacturing the light-emitting device17 Mar 2026US 12,577,457 B2Samsung Display Co., Ltd.
- Metal aquo-complex mediated synthesis of zinc oxide-based structures24 Sep 2026US 2026/0283913 A1Zinco Verde Inc.
- Zinc oxide nanocrystal and preparation method therefor, and light emitting device27 Aug 2026US 2026/0255778 A1Tcl Technology Group Corporation
- Nanoparticle, method for generating hydrated electron using same, and method for decomposing halogen-containing organic material13 Aug 2026US 2026/0234018 A1The Ritsumeikan Trust
- Gallium-doped zinc oxide particles, film containing gallium-doped zinc oxide particles, transparent conductive film, electronic device, and method for producing gallium-doped zinc oxide particles30 Jul 2026US 2026/0217551 A1Nikon Corporation
- Preparation method for doped metal oxide, and light-emitting device comprising doped metal oxide30 Jul 2026US 2026/0223532 A1Tcl Technology Group Corporation
Most cited
By later US patents
- Synthesis and processing of monosized oxide powders142US 4,543,341 AMassachusetts Institute of Technology · 1985
- Non-aged inorganic oxide-containing aerogels and their preparation88US 4,619,908 AStauffer Chemical Company · 1986
- Fine zinc oxide particles, process for producing the same, and use thereof88US 6,200,680 B1Nippon Shokubai Co., Ltd. · 2001
- Inorganic oxide aerogels and their preparation76US 4,717,708 AStauffer Chemical Company · 1988
- Nanostructured oxides and hydroxides and methods of synthesis therefor70US 6,162,530 AUniversity of Connecticut · 2000