C01G 41/00
Compounds of tungsten
C01G41/00 (Compounds of tungsten) appears on 723 US grants and 697 published applications in this corpus.
Search patents in C01G- Granted patents
- 723
- Published applications
- 697
- Assignees
- 460
- Inventors
- 1,925
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 0 | 0 |
| 1978 | 6 | 0 |
| 1979 | 3 | 0 |
| 1980 | 2 | 0 |
| 1981 | 11 | 0 |
| 1982 | 20 | 0 |
| 1983 | 10 | 0 |
| 1984 | 9 | 0 |
| 1985 | 19 | 0 |
| 1986 | 16 | 0 |
| 1987 | 6 | 0 |
| 1988 | 8 | 0 |
| 1989 | 8 | 0 |
| 1990 | 5 | 0 |
| 1991 | 6 | 0 |
| 1992 | 4 | 0 |
| 1993 | 8 | 0 |
| 1994 | 7 | 0 |
| 1995 | 6 | 0 |
| 1996 | 4 | 0 |
| 1997 | 3 | 0 |
| 1998 | 16 | 0 |
| 1999 | 12 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 1 |
| 2002 | 12 | 20 |
| 2003 | 17 | 17 |
| 2004 | 10 | 17 |
| 2005 | 13 | 12 |
| 2006 | 10 | 19 |
| 2007 | 7 | 16 |
| 2008 | 4 | 22 |
| 2009 | 12 | 9 |
| 2010 | 18 | 34 |
| 2011 | 16 | 33 |
| 2012 | 22 | 23 |
| 2013 | 16 | 15 |
| 2014 | 13 | 18 |
| 2015 | 19 | 29 |
| 2016 | 23 | 25 |
| 2017 | 20 | 37 |
| 2018 | 14 | 41 |
| 2019 | 38 | 54 |
| 2020 | 41 | 46 |
| 2021 | 40 | 48 |
| 2022 | 30 | 41 |
| 2023 | 27 | 31 |
| 2024 | 40 | 32 |
| 2025 | 35 | 33 |
| 2026 | 19 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Negative electrode material, battery, method for producing negative electrode material, and method for producing battery29 Sep 2026US 12,747,163 B2Mitsubishi Materials Corporation
- Method of producing organic-inorganic hybrid infrared absorbing particles and organic-inorganic hybrid infrared absorbing particles29 Sep 2026US 12,747,357 B2Sumitomo Metal Mining Co., Ltd.
- Near-infrared curable ink composition, near-infrared cured film, method for producing near-infrared cured product15 Sep 2026US 12,735,584 B2Sumitomo Metal Mining Co., Ltd.
- Aerosol-assisted synthesis of crystalline tungsten bronze particles14 Jul 2026US 12,679,741 B2Virginia Commonwealth University
- Method for preparing a positive electrode active material for rechargeable batteries14 Jul 2026US 12,679,745 B2Umicore AG & Co. KG
- Oxyhalide precursors8 Oct 2026US 2026/0308010 A1Entegris, Inc.
- Metal-organic frameworks/transition metal dichalcogenides van der waals heterostructures for ultra strong microwave absorption8 Oct 2026US 2026/0308802 A1City University of Hong Kong
- Positive electrode active material for secondary battery and secondary battery comprising same10 Sep 2026US 2026/0269267 A1SK On Co., Ltd.
- Nano metal oxides, preparation method therefor, and use therefor20 Aug 2026US 2026/0242238 A1
- Complex tungsten oxide particles, near-infrared ray absorbing particle dispersion liquid, and near-infrared ray absorbing particle dispersion product20 Aug 2026US 2026/0242239 A1Sumitomo Metal Mining Co., Ltd.
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
- Method of producing nanoscale powders by quenching of vapors219US 5,788,738 ANanomaterials Research Corporation · 1998
- Integrated thermal process for the continuous synthesis of nanoscale powders213US 5,851,507 ANanomaterials Research Corporation · 1998