What’s new

August 2026

• patent · 2 Apr 1985 · added 2 months ago

  Thermal energy storage system

  Machine transcription of the US4508101A patent scan, 16 pages.

• patent · 18 Sep 1984 · added 2 months ago

  Combined solar heater and collector

  Machine transcription of the US4471760A patent scan, 7 pages.

• patent · 13 Jul 1982 · added 2 months ago

  Unitary structure and method for utilizing solar energy

  Machine transcription of the US4338918A patent scan, 7 pages.

• patent · 31 Mar 1981 · added 2 months ago

  Use of crystalline, crosslinked synthetic resins as a storage material in latent heat stores

  Machine transcription of the US4259198A patent scan, 12 pages.

• patent · 17 Feb 1981 · added 2 months ago

  Unitary structure and method for utilizing solar energy

  Machine transcription of the US4250871A patent scan, 7 pages.

• patent · 9 Jan 1980 · added 2 months ago

  Means for providing heated water by solar energy

  Machine transcription of the EP0006210A1 patent scan, 19 pages.

• patent · 11 Apr 1980 · added 2 months ago

  METHOD AND APPARATUS FOR USING SOLAR ENERGY

• patent · 25 Nov 1986 · added 2 months ago

  Solar heat transfer and storage system

  Machine transcription of the US4624242A patent scan, 12 pages.

• patent · 21 Apr 1981 · added 2 months ago

  Solar energy heat storage and transfer system

  Machine transcription of the US4262653A patent scan, 6 pages.

• patent · 4 Dec 1979 · added 2 months ago

  Solar energy collection system and apparatus for same utilizing latent energy storage fluid

  Machine transcription of the US4176655A patent scan, 8 pages.

• patent · 13 Jan 1976 · added 2 months ago

  Method and apparatus for storing a medium heated by solar energy

  A heating system has means for directing heat only to a portion of a medium for storing heat which portion is at a temperature below that to which heating means then heats the medi...

• patent · 13 Oct 1981 · added 2 months ago

  Apparatus for heating water by solar heat

  Machine transcription of the US4294227A patent scan, 8 pages.

• patent · 3 Sep 1968 · added 2 months ago

  Heating system

  Machine transcription of the US3400249 patent scan, 9 pages.

• patent · 18 Dec 1973 · added 2 months ago

  Thermal bank

  A thermal bank is comprised of a granular mass of polyvinyl chloride which surrounds a heating mechanism such as an electrical resistance heater or a conduit containing heated flui...

• patent · 4 Mar 1975 · added 2 months ago

  Lubricating oil supply system for rotary engine

  A lubricating oil supply system for a rotary internal combustion engine and adapted to supply a lubricating oil onto the inner surface of the engine housing. The lubricating oil su...

• patent · 12 Aug 2014 · added 2 months ago

  Downhole motors with a lubricating unit for lubricating the stator and rotor

• patent · 9 Apr 2019 · added 2 months ago

  Hybrid cycle combustion engine and methods

• patent · 20 Dec 2016 · added 2 months ago

  Hybrid cycle combustion engine and methods

• patent · 8 Jan 2015 · added 2 months ago

  Hybrid Cycle Combustion Engine and Methods

• patent · 5 Aug 2014 · added 2 months ago

  Hybrid cycle combustion engine and methods

• patent · 15 Aug 2013 · added 2 months ago

  Hybrid Cycle Combustion Engine and Methods

• patent · 5 Feb 2013 · added 2 months ago

  Hybrid cycle combustion engine and methods

• patent · 31 Oct 2000 · added 2 months ago

  Pump control for small watercraft

• patent · 29 Jan 2015 · added 2 months ago

  Oil atomizer lubrication system

• patent · 24 Jan 2013 · added 2 months ago

  Downhole Motors with a Lubricating Unit for Lubricating the Stator and Rotor

• patent · 28 Jan 2010 · added 2 months ago

  Fuel intake for an engine

• patent · 28 Aug 2008 · added 2 months ago

  Hybrid Cycle Combustion Engine and Methods

• patent · 26 Nov 2002 · added 2 months ago

  Four-stroke cycle internal combustion engine

• patent · 9 Mar 1999 · added 2 months ago

  Oil management system for a fuel injected engine

• patent · 31 Mar 1998 · added 2 months ago

  Lubricant supply for internal combustion engine