F24S 20/20
Solar heat collectors for receiving concentrated solar energy
Official title: Solar heat collectors for receiving concentrated solar energy, e.g. receivers for solar power plants
F24S20/20 (Solar heat collectors for receiving concentrated solar energy) appears on 1,209 US grants and 1,287 published applications in this corpus.
Search patents in F24S- Granted patents
- 1,209
- Published applications
- 1,287
- Assignees
- 624
- Inventors
- 2,540
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 14 | 0 |
| 1977 | 28 | 0 |
| 1978 | 17 | 0 |
| 1979 | 22 | 0 |
| 1980 | 27 | 0 |
| 1981 | 32 | 0 |
| 1982 | 33 | 0 |
| 1983 | 29 | 0 |
| 1984 | 23 | 0 |
| 1985 | 29 | 0 |
| 1986 | 12 | 0 |
| 1987 | 13 | 0 |
| 1988 | 11 | 0 |
| 1989 | 5 | 0 |
| 1990 | 10 | 0 |
| 1991 | 6 | 0 |
| 1992 | 5 | 0 |
| 1993 | 11 | 0 |
| 1994 | 5 | 0 |
| 1995 | 10 | 0 |
| 1996 | 10 | 0 |
| 1997 | 7 | 0 |
| 1998 | 6 | 0 |
| 1999 | 23 | 0 |
| 2000 | 9 | 0 |
| 2001 | 4 | 0 |
| 2002 | 8 | 7 |
| 2003 | 11 | 11 |
| 2004 | 13 | 26 |
| 2005 | 15 | 10 |
| 2006 | 12 | 15 |
| 2007 | 6 | 17 |
| 2008 | 3 | 40 |
| 2009 | 5 | 54 |
| 2010 | 11 | 92 |
| 2011 | 23 | 116 |
| 2012 | 32 | 101 |
| 2013 | 43 | 130 |
| 2014 | 67 | 106 |
| 2015 | 75 | 80 |
| 2016 | 62 | 63 |
| 2017 | 72 | 62 |
| 2018 | 60 | 44 |
| 2019 | 56 | 45 |
| 2020 | 35 | 43 |
| 2021 | 41 | 40 |
| 2022 | 21 | 38 |
| 2023 | 30 | 35 |
| 2024 | 34 | 40 |
| 2025 | 48 | 44 |
| 2026 | 25 | 28 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Device, plant and method for the storage and transfer of thermal energy of solar origin15 Sep 2026US 12,738,878 B2Magaldi Power S.P.A.
- Solar energy storage and aquifer management15 Sep 2026US 12,738,890 B2Saudi Arabian Oil Company
- Concentrated solar energy collection, thermal storage, and power generation systems and methods with optional supplemental fuel production25 Aug 2026US 12,716,618 B2247Solar Inc.
- Solar receiver with varied reflectivity18 Aug 2026US 12,710,201 B2Qatar Foundation for Education, Science and Community Development
- Heliostat optical assessment11 Aug 2026US 12,705,771 B2National Technology & Engineering Solutions of Sandia, LLC
- Omnivorous solar thermal thruster, cooling systems, and thermal energy transfer in rockets24 Sep 2026US 2026/0286917 A1Trans Astronautica Corporation
- 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.
- Ceramic particles for use in a solar power tower17 Sep 2026US 2026/0276244 A1Carbo Ceramics Inc.
- Concentrated solar power system with start-up receiver27 Aug 2026US 2026/0251355 A1Holtec International
- Solar thermal energy storage and integrated power generation system13 Aug 2026US 2026/0235326 A1EnviroMission Group, LLC
Most cited
By later US patents
- Variable aperture, variable flux density, aerospace solar collector220US 4,888,063 A1989
- Hemispheric moving focus power plant apparatus and method190US 5,961,739 A1999
- Method and system for maintaining operating temperatures in a molten salt co-generating unit166US 4,438,630 ACombustion Engineering, Inc. · 1984
- Solar concentrator for heat and electricity135US 6,080,927 A2000
- Solar concentrator and energy collection system129US 4,069,812 AE-Systems, Inc. · 1978