B22F 1/054
Nanosized particles
B22F1/054 (Nanosized particles) appears on 1,838 US grants and 2,709 published applications in this corpus.
Search patents in B22F- Granted patents
- 1,838
- Published applications
- 2,709
- Assignees
- 1,105
- Inventors
- 5,541
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 9 | 0 |
| 1997 | 2 | 0 |
| 1998 | 6 | 0 |
| 1999 | 10 | 0 |
| 2000 | 11 | 0 |
| 2001 | 11 | 5 |
| 2002 | 18 | 22 |
| 2003 | 17 | 46 |
| 2004 | 25 | 40 |
| 2005 | 16 | 50 |
| 2006 | 34 | 72 |
| 2007 | 36 | 92 |
| 2008 | 30 | 79 |
| 2009 | 40 | 85 |
| 2010 | 56 | 126 |
| 2011 | 63 | 114 |
| 2012 | 64 | 122 |
| 2013 | 74 | 117 |
| 2014 | 75 | 133 |
| 2015 | 103 | 150 |
| 2016 | 100 | 132 |
| 2017 | 95 | 135 |
| 2018 | 101 | 160 |
| 2019 | 112 | 139 |
| 2020 | 111 | 157 |
| 2021 | 102 | 158 |
| 2022 | 113 | 137 |
| 2023 | 101 | 145 |
| 2024 | 115 | 137 |
| 2025 | 100 | 97 |
| 2026 | 72 | 59 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B22F 1/0545Dispersions or suspensions of nanosized particles436
- B22F 1/056Submicron particles having a size above 100 nm up to 300 nm391
- B22F 1/0547Nanofibres or nanotubes291
- B22F 1/0553Complex form nanoparticles145
- B22F 1/0551Flake form nanoparticles86
- B22F 1/0549Hollow particles, including tubes and shells62
Recent patents
- Bimetallic fluorescent nanocomposites for cancer theranostics29 Sep 2026US 12,746,598 B2Council of Scientific and Industrial Research
- Copper particles and method for manufacturing same22 Sep 2026US 12,741,312 B2Mitsui Kinzoku Company, Limited
- Powder, article, and method of manufacturing article22 Sep 2026US 12,741,315 B2Canon Kabushiki Kaisha
- Method of preparing metal particle dispersion15 Sep 2026US 12,734,579 B2New Tech S.r.l.
- Methods of preparing purified atomic quantum clusters8 Sep 2026US 12,728,139 B2Nanogap Sub-Nm-Powder, S.A.
- Composite copper particles, method for producing same, and use of same8 Oct 2026US 2026/0307142 A1Ishihara Sangyo Kaisha, Ltd.
- Copper paste8 Oct 2026US 2026/0307143 A1Material Concept, Inc.
- Compositions, comprising silver nanoplatelets8 Oct 2026US 2026/0307149 A1BASF SE
- Multi-solvent system and method for synthesis of nanoparticles24 Sep 2026US 2026/0284742 A1University of Central Florida Research Foundation, Inc.
- Method for producing metal powder, and metal powder17 Sep 2026US 2026/0273619 A1Shoei Chemical Inc.
Most cited
By later US patents
- High power ultrasonic reactor for sonochemical applications392US 7,157,058 B2Nano-Size Ltd. · 2007
- Carbon fibrils, method for producing same and compositions containing same361US 4,663,230 AHyperion Catalysis International, Inc. · 1987
- Metal nanoshells299US 6,344,272 B12002
- Metal nanoshells for biosensing applications194US 6,699,724 B1Wm. Marsh Rice University · 2004
- Partial coverage metal nanoshells and method of making same187US 6,660,381 B2William Marsh Rice University · 2003