What’s new

August 2026

• patent · 13 Apr 1976 · added 2 months ago

  Solar heated building

  A solar heated building of generally hemispherical shape which supports on its surface solar heat collectors. The solar heat collectors are in the shape of spherical sectors and co...

• patent · 18 Oct 1983 · added 2 months ago

  Solar optical energy collector

  Machine transcription of the US4409963A patent scan, 8 pages.

• patent · 17 Jan 1984 · added 2 months ago

  Reflector-coupled fluorescent solar collector

  Machine transcription of the US4425907A patent scan, 4 pages.

• patent · 20 Aug 1985 · added 2 months ago

  Solar energy operated irrigation surge valve

  Machine transcription of the US4535813A patent scan, 6 pages.

• patent · 20 May 2025 · added 2 months ago

  System, apparatus, and method for harnessing energy from the sun without occupying a large surface area

• patent · 15 Aug 2024 · added 2 months ago

  Electromagnetic radiation collecting and directing device

• patent · 7 Nov 2023 · added 2 months ago

  Electromagnetic radiation collecting and directing device

• patent · 15 Jul 2021 · added 2 months ago

  Electromagnetic radiation collecting and directing device

• patent · 13 Sep 2022 · added 2 months ago

  Solid state solar thermal energy collector

• patent · 14 Feb 2019 · added 2 months ago

  Solid state solar thermal energy collector

• patent · 12 Feb 2019 · added 2 months ago

  Solid state solar thermal energy collector

• patent · 26 May 2016 · added 2 months ago

  Solid state solar thermal energy collector

• patent · 2 Apr 2013 · added 2 months ago

  Modular solar panels with heat exchange

• patent · 1 Jun 2010 · added 2 months ago

  Photovoltaic cells, modules and methods of making same

• patent · 12 Jun 2008 · added 2 months ago

  Photovoltaic roof tiles and methods of making same

• patent · 12 Jun 2008 · added 2 months ago

  Solar roof tiles with heat exchange and methods of making thereof

• patent · 4 Mar 2008 · added 2 months ago

  Solar blackbody waveguide for solar assisted oil recovery applications

• patent · 15 Dec 2005 · added 2 months ago

  Solar blackbody waveguide

• patent · 18 Aug 1987 · added 2 months ago

  Tubular luminescence photovoltaic array

  Machine transcription of the US4687880A patent scan, 6 pages.

• patent · 8 Oct 1985 · added 2 months ago

  Fluid heating system utilizing solar energy and waste heat

  Machine transcription of the US4545365A patent scan, 22 pages.

• patent · 17 Sep 1985 · added 2 months ago

  Apparatus for collecting sunlight

  Machine transcription of the US4541414A patent scan, 5 pages.

• patent · 23 Apr 1985 · added 2 months ago

  Solar energy collecting apparatus

  Machine transcription of the US4512335A patent scan, 14 pages.

• patent · 16 Apr 1985 · added 2 months ago

  Solar ray collection apparatus

  Machine transcription of the US4511755A patent scan, 11 pages.

• patent · 23 May 2007 · added 2 months ago

  Photovoltaic Concentrator

• patent · 19 Jan 2006 · added 2 months ago

  Individual cogeneration plant

• patent · 31 May 2005 · added 2 months ago

  Solar blackbody waveguide for efficient and effective conversion of solar flux to heat energy

• patent · 26 Sep 1995 · added 2 months ago

  Self-sufficient apparatus and method for conveying solar heat energy from an attic

• patent · 11 Jun 1991 · added 2 months ago

  Solar ray device for illumination

• patent · 25 Dec 1979 · added 2 months ago

  Solar-heat collector

  Machine transcription of the US4180055A patent scan, 6 pages.

• patent · 10 Apr 1979 · added 2 months ago

  Solar collector panel and method of making

  Machine transcription of the US4148294A patent scan, 5 pages.