F24S 70/225
For spectrally selective absorption
Official title: for spectrally selective absorption
F24S70/225 (For spectrally selective absorption) appears on 275 US grants and 221 published applications in this corpus.
Search patents in F24S- Granted patents
- 275
- Published applications
- 221
- Assignees
- 205
- Inventors
- 662
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 12 | 0 |
| 1978 | 12 | 0 |
| 1979 | 7 | 0 |
| 1980 | 9 | 0 |
| 1981 | 13 | 0 |
| 1982 | 12 | 0 |
| 1983 | 7 | 0 |
| 1984 | 13 | 0 |
| 1985 | 10 | 0 |
| 1986 | 9 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 6 | 0 |
| 1993 | 0 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 1 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 0 | 5 |
| 2008 | 0 | 3 |
| 2009 | 2 | 10 |
| 2010 | 1 | 9 |
| 2011 | 1 | 6 |
| 2012 | 3 | 13 |
| 2013 | 5 | 20 |
| 2014 | 4 | 22 |
| 2015 | 6 | 18 |
| 2016 | 11 | 25 |
| 2017 | 17 | 10 |
| 2018 | 12 | 9 |
| 2019 | 15 | 12 |
| 2020 | 10 | 8 |
| 2021 | 5 | 10 |
| 2022 | 8 | 8 |
| 2023 | 4 | 11 |
| 2024 | 4 | 8 |
| 2025 | 11 | 6 |
| 2026 | 5 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method for producing plasmonic-nanostructure spectrally selective solar absorber having high solar absorptance, low thermal emittance, and high thermal stability16 Jun 2026US 12,656,024 B2Northeastern University
- Metal-dielectric thin film structure for solar light energy harvesting26 May 2026US 12,638,216 B1Board of Trustees of the University of Alabama, for and on behalf of the University of Alabama in Huntsville
- Passive thermal regulation system and devices thereof31 Mar 2026US 12,590,735 B2The Board of Trustees of the University of Illinois
- Cladding panel that collects and/or emits thermal energy20 Jan 2026US 12,529,232 B2Neolith Distribution, Sl
- Microsphere-based coatings for radiative cooling under direct sunlight20 Jan 2026US 12,529,532 B2UNM Rainforest Innovations
- Apparatus and method correlated therewith for producing water by means of a vapor convection type solar receiver17 Sep 2026US 2026/0275690 A1Akua S.R.L.
- Microsphere-Based Coatings for Radiative Cooling Under Direct Sunlight9 Jul 2026US 2026/0194314 A1UNM Rainforest Innovations
- Radiative cooling systems22 Jan 2026US 2026/0022864 A1SkyCool Systems, Inc.
- Fractal textured high efficiency solar absorber coatings7 Aug 2025US 2025/0251175 A1Virginia Tech Intellectual Properties, Inc.
- Solar-driven production of hydrogen17 Jul 2025US 2025/0230042 A1Saudi Arabian Oil Company
Most cited
By later US patents
- Ink incorporating optically variable thin film flakes190US 5,059,245 AFlex Products, Inc. · 1991
- Optically variable thin film flake and collection of the same189US 5,135,812 AFlex Products, Inc. · 1992
- High chroma multilayer interference platelets152US 5,571,624 AFlex Products, Inc. · 1996
- Optically variable multilayer thin film interference stack on flexible insoluble web135US 5,084,351 AFlex Products, Inc. · 1992
- Optically variable printing ink135US 5,171,363 AFlex Products, Inc. · 1992