F24S 23/79
With spaced and opposed interacting reflective surfaces
Official title: with spaced and opposed interacting reflective surfaces
F24S23/79 (With spaced and opposed interacting reflective surfaces) appears on 365 US grants and 410 published applications in this corpus.
Search patents in F24S- Granted patents
- 365
- Published applications
- 410
- Assignees
- 217
- Inventors
- 728
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 5 | 0 |
| 1978 | 6 | 0 |
| 1979 | 11 | 0 |
| 1980 | 6 | 0 |
| 1981 | 8 | 0 |
| 1982 | 7 | 0 |
| 1983 | 6 | 0 |
| 1984 | 6 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 1 | 0 |
| 1999 | 8 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 1 |
| 2002 | 1 | 3 |
| 2003 | 7 | 3 |
| 2004 | 5 | 13 |
| 2005 | 7 | 5 |
| 2006 | 0 | 5 |
| 2007 | 3 | 17 |
| 2008 | 4 | 20 |
| 2009 | 7 | 29 |
| 2010 | 10 | 39 |
| 2011 | 12 | 54 |
| 2012 | 5 | 23 |
| 2013 | 24 | 32 |
| 2014 | 27 | 24 |
| 2015 | 20 | 20 |
| 2016 | 9 | 12 |
| 2017 | 17 | 21 |
| 2018 | 16 | 17 |
| 2019 | 15 | 9 |
| 2020 | 10 | 17 |
| 2021 | 13 | 12 |
| 2022 | 9 | 5 |
| 2023 | 11 | 14 |
| 2024 | 9 | 6 |
| 2025 | 7 | 5 |
| 2026 | 5 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Lightweight, low stow volume, deployable solar concentrator for space applications10 Feb 2026US 12,549,126 B2L'Garde, Inc.
- Concentrated solar thermal system3 Feb 2026US 12,540,758 B2Indian Oil Corporation Limited
- Light concentrating method, light concentrating device using same, and solar power generator13 Jan 2026US 12,527,113 B2Linfinity Inc.
- Lightweight, Low Stow Volume, Deployable Solar Concentrator for Space Applications21 May 2026US 2026/0142613 A1L'Garde, Inc.
- Light concentrating method, light concentrating device using same, and solar power generator23 Apr 2026US 2026/0114079 A1Linfinity Inc.
- Systems and methods for manufacturing in space environments5 Mar 2026US 2026/0063334 A1Trans Astronautica Corporation
- Heat boost system12 Feb 2026US 2026/0043329 A1Lunar Helium-3 Mining, LLC
- Systems and methods for obtaining energy in shadowed regions16 Oct 2025US 2025/0321025 A1Trans Astronautica Corporation
Most cited
By later US patents
- Pool solar power generator616US 9,847,749 B2Masimo Semiconductor, Inc. · 2017
- Solar lighting system94US 4,297,000 A1981
- Apparatus for enhancing the output of photovoltaic solar cells93US 3,988,166 ABeam Engineering, Inc. · 1976
- Solar energy plant89US 5,578,140 AYeda Research and Development Co. Ltd. · 1996
- Solar energy collector and concentrator83US 4,131,485 AMotorola, Inc. · 1978