What’s new

August 2026

• patent · 2 May 1978 · added 2 months ago

  Solar heating device

  Machine transcription of the US4086911A patent scan, 5 pages.

• patent · 13 Dec 1977 · added 2 months ago

  Solar collector unit

  Machine transcription of the US4062346A patent scan, 6 pages.

• patent · 20 Sep 1977 · added 2 months ago

  Solar heated building structure

  Machine transcription of the US4049195A patent scan, 7 pages.

• patent · 31 May 1977 · added 2 months ago

  Combination heat absorber and heat storage system

  Machine transcription of the US4026270A patent scan, 4 pages.

• patent · 25 Apr 1980 · added 2 months ago

  SOLAR ENERGY COLLECTOR

• patent · 26 Aug 1976 · added 2 months ago

  SOLAR ENERGY COLLECTION SYSTEM

• patent · 31 Mar 1981 · added 2 months ago

  Solar collector panel

  Machine transcription of the US4258701A patent scan, 11 pages.

• patent · 12 Feb 1980 · added 2 months ago

  Cosmic and solar ray hot water heater

  Machine transcription of the US4187832A patent scan, 4 pages.

• patent · 22 Jan 1980 · added 2 months ago

  Heat exchangers and solar heating

  Machine transcription of the US4184478A patent scan, 5 pages.

• patent · 7 Jun 1966 · added 2 months ago

  Solar heat apparatus

  Machine transcription of the US3254643A patent scan, 5 pages.

• patent · 26 Oct 1954 · added 2 months ago

  Refrigeration unit utilizing solar energy

  Machine transcription of the US2692483A patent scan, 4 pages.

• patent · 14 Jun 1977 · added 2 months ago

  Thermal collector of solar energy adapted for high temperature operation

  Machine transcription of the US4029080A patent scan, 12 pages.

• patent · 21 Apr 1953 · added 2 months ago

  Solar engine

  Machine transcription of the US2636129A patent scan, 5 pages.

• patent · 26 Oct 1976 · added 2 months ago

  Solar heating panel

  Machine transcription of the US3987783A patent scan, 4 pages.

• patent · 2 Jan 1979 · added 2 months ago

  Pyramidal solar heating system

  Machine transcription of the US4132221A patent scan, 7 pages.

• patent · 28 Feb 1978 · added 2 months ago

  Solar energy collector

  Machine transcription of the US4076015A patent scan, 8 pages.

• patent · 2 Oct 1956 · added 2 months ago

  Cooking vessel

  Machine transcription of the US2764974A patent scan, 4 pages.

• patent · 15 May 1951 · added 2 months ago

  Dynamoelectric machine

  Machine transcription of the US2553292A patent scan, 11 pages.

• patent · 10 Feb 1981 · added 2 months ago

  Pyramidal energy collector system

  Machine transcription of the US4249520A patent scan, 14 pages.

• patent · 12 May 1970 · added 2 months ago

  Flash evaporation with series arranged with solar heating zone

  Machine transcription of the US3511756A patent scan, 6 pages.

• patent · 3 Jul 1979 · added 2 months ago

  Solar collector comprising an evacuated absorber cover tube

  Machine transcription of the US4159706A patent scan, 5 pages.

• patent · 30 Apr 1981 · added 2 months ago

  Solar water heater tank - has hemispherical absorber acting as storage vessel with matt black surface

  Machine transcription of the FR2468077A1 patent scan, 8 pages.

• patent · 18 Sep 1981 · added 2 months ago

  Solar oven with selective radiation absorption - has internal shield preventing escape of internally reflected radiation

  Machine transcription of the FR2478281A1 patent scan, 20 pages.

• patent · 31 Jan 1961 · added 2 months ago

  Solar heating control system

  Machine transcription of the US2969918A patent scan, 6 pages.

• patent · 21 Apr 2014 · added 2 months ago

  Mixing block

• patent · 7 Jun 2016 · added 2 months ago

  Mixing block

• patent · 4 Oct 2012 · added 2 months ago

  Mixing block

• patent · 25 Dec 2013 · added 2 months ago

  Mixing block

• patent · 8 May 2025 · added 2 months ago

  Device and method for producing hydrogen

• patent · 9 Aug 2016 · added 2 months ago

  HHO system, high production of hydrogen gas

  The invention discloses a hydrogen/oxygen (HHO) system containing a HHO generator and a Zeer pot which is configured to reduce a temperature inside the HHO generator by evaporation...