B64G 1/446
Thermal solar power generation
Official title: {Thermal solar power generation}
B64G1/446 (Thermal solar power generation) appears on 50 US grants and 53 published applications in this corpus.
Search patents in B64G- Granted patents
- 50
- Published applications
- 53
- Assignees
- 32
- Inventors
- 91
- Latest grant
- 26 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 3 |
| 2003 | 3 | 3 |
| 2004 | 3 | 3 |
| 2005 | 1 | 0 |
| 2006 | 1 | 3 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 3 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 2 |
| 2012 | 1 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 4 |
| 2017 | 1 | 2 |
| 2018 | 0 | 2 |
| 2019 | 2 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 5 |
| 2022 | 4 | 8 |
| 2023 | 2 | 3 |
| 2024 | 1 | 3 |
| 2025 | 4 | 3 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- ThermaSat solar thermal propulsion system26 May 2026US 12,637,236 B2ThermaSat Inc.
- ThermaSat solar thermal propulsion system7 Apr 2026US 12,595,082 B2ThermaSat Inc.
- Mass propelled device10 Feb 2026US 12,545,437 B2Schiffbauer Technologies, Ltd.
- Omnivorous solar thermal thruster, cooling systems, and thermal energy transfer in rockets11 Nov 2025US 12,467,421 B2Trans Astronautica Corporation
- Deployable panel array and related assemblies and methods13 May 2025US 12,296,986 B2Northrop Grumman Systems Corporation
- Omnivorous solar thermal thruster, cooling systems, and thermal energy transfer in rockets24 Sep 2026US 2026/0286917 A1Trans Astronautica Corporation
- Spacecraft combining solar-thermal collector, solar-thermal rocket and photovoltaic array in a compact assembly23 Jul 2026US 2026/0208884 A1Trans Astronautica Corporation
- Shape Memory Design for a Lightweight, Low Stow Volume, Deployable Solar Concentrator18 Jun 2026US 2026/0168703 A1L'Garde, Inc.
- Mass propelled device8 May 2025US 2025/0145312 A1Schiffbauer Technologies, Ltd.
- Dynamic flexible circuits20 Mar 2025US 2025/0098073 A1The Aerospace Corporation
Most cited
By later US patents
- Thermoelectric element sheet in which thermoelectric semiconductors are mounted between films107US 5,430,322 AAgency of Industrial Science and Technology · 1995
- Solar concentrator - radiator assembly78US 4,947,825 ARockwell International Corporation · 1990
- Point focus solar concentrator using reflector strips of various geometries to form primary and secondary reflectors61US 4,784,700 AGeneral Dynamics Corporation, Space Systems Div. · 1988
- Articulated assembly of solar generator panels and space vehicle50US 7,513,461 B2Thales · 2009
- Solar thermal propulsion engine48US 5,138,832 AHercules Incorporated · 1992