What’s new

August 2026

• patent · 19 Apr 2022 · added 2 months ago

  Multi-tunnel electric motor/generator

• patent · 28 Nov 2012 · added 2 months ago

  System and method of filling an air gap between a pair of core sections of a transformer

• patent · 13 Nov 1945 · added 2 months ago

  Solar heater

  Machine transcription of the US2388940 patent scan, 3 pages.

• patent · 16 Nov 1971 · added 2 months ago

  Fluid heating by radiation

  Machine transcription of the US3620206A patent scan, 5 pages.

• patent · 13 Jul 1965 · added 2 months ago

  Control apparatus

  Machine transcription of the US3194296A patent scan, 9 pages.

• patent · 26 Dec 1978 · added 2 months ago

  Fuel ignition system having interlock protection and electronic valve leak detection

  Machine transcription of the US4131412A patent scan, 11 pages.

• patent · 14 Mar 1978 · added 2 months ago

  Fuel burner control device providing safely ignited burner

  Machine transcription of the US4078878A patent scan, 9 pages.

• patent · 25 Jan 1966 · added 2 months ago

  Leakage detector

  Machine transcription of the US3230706A patent scan, 7 pages.

• patent · 19 Dec 1967 · added 2 months ago

  Apparatus for valve checking

  Machine transcription of the US3358732A patent scan, 20 pages.

• patent · 28 Dec 1965 · added 2 months ago

  Safety device for gas fired boilers

  Machine transcription of the US3225816A patent scan, 5 pages.

• patent · 21 Sep 1965 · added 2 months ago

  Fuel burner controls

  Machine transcription of the US3207204A patent scan, 8 pages.

• patent · 12 Feb 1952 · added 2 months ago

  Danger detecting means for gas distributing systems

  Machine transcription of the US2585882 patent scan, 8 pages.

• patent · 2 May 1978 · added 2 months ago

  Stack damper control safety interlock with lockout prevention

  Machine transcription of the US4087045A patent scan, 14 pages.

• patent · 18 Apr 1978 · added 2 months ago

  Interlock arrangement for a stack damper control

  Machine transcription of the US4084743A patent scan, 9 pages.

• patent · 23 Jul 1957 · added 2 months ago

  Automatic gas ignition and burner control system

  Machine transcription of the US2800176 patent scan, 7 pages.

• patent · 22 Feb 1966 · added 2 months ago

  Monitoring system for a combustion apparatus and the like

  Machine transcription of the US3236284A patent scan, 8 pages.

• patent · 29 Feb 1972 · added 2 months ago

  Burner control system

  Machine transcription of the US3645661A patent scan, 7 pages.

• patent · 28 Nov 1950 · added 2 months ago

  Protective apparatus for combustion systems

  Machine transcription of the US2532214 patent scan, 7 pages.

• patent · 19 Nov 1996 · added 2 months ago

  Gas log fireplace system

• patent · 2 Apr 1996 · added 2 months ago

  Gas log fireplace system

• patent · 8 Dec 1994 · added 2 months ago

  Igniting a burner in an inert atmosphere

• patent · 16 Jan 1951 · added 2 months ago

  Safety control gas burner system

  Machine transcription of the US2538222 patent scan, 4 pages.

• patent · 21 Jan 2025 · added 2 months ago

  Systems and methods for radiant gas dynamic mining of permafrost for propellant extraction

• patent · 30 Nov 2023 · added 2 months ago

  Optics and structure for space applications

• patent · 9 Sep 2014 · added 2 months ago

  Methods and systems for propelling an externally powered vehicle

• patent · 23 Jan 2025 · added 2 months ago

  Systems, devices, and methods for spacecraft propulsion with a heat exchanger

• patent · 15 Dec 2005 · added 2 months ago

  Solar thermal rocket

• patent · 5 Sep 2023 · added 2 months ago

  Optimized matched filter tracking of space objects

• patent · 29 Jan 1929 · added 2 months ago

  Vaporizer for use with solar energy

  Machine transcription of the US1700675 patent scan, 4 pages.

• patent · 11 Nov 2025 · added 2 months ago

  Omnivorous solar thermal thruster, cooling systems, and thermal energy transfer in rockets