What’s new

August 2026

• patent · 26 Feb 1980 · added 2 months ago

  Cooling system for liquid-cooled type of two-cycle multicylinder engine

  Machine transcription of the US4190023A patent scan, 5 pages.

• patent · 21 Oct 2010 · added 2 months ago

  Hydrogen fueled external combustion engine and method of converting internal combustion engine thereto

• patent · 26 Oct 2006 · added 2 months ago

  Efficiency Increase in Internal Combustion Engines Powered by Hydrogen

• patent · 14 Sep 2006 · added 2 months ago

  Method and apparatus for utilising fugitive gases as a supplementary fuel source

• patent · 12 Aug 1997 · added 2 months ago

  Apparatus and method for improving fuel efficiency of gasoline engines

• patent · 4 Jun 1996 · added 2 months ago

  Apparatus and method for improving fuel efficiency of diesel engines

• patent · 1 Oct 2024 · added 2 months ago

  Hybrid electric power for turbine engines having hydrogen fuel systems

• patent · 23 Jul 2024 · added 2 months ago

  Turbine engines having hydrogen fuel systems

• patent · 26 Mar 2024 · added 2 months ago

  Internal combustion engine with a crankcase ventilation means

• patent · 22 Jun 2023 · added 2 months ago

  Internal combustion engine with a crankcase ventilation

• patent · 6 Oct 2020 · added 2 months ago

  Method for aeration of a flammable liquid to extract flammable vapor

• patent · 16 Sep 2014 · added 2 months ago

  External combustion engine

• patent · 15 Aug 2013 · added 2 months ago

  External combustion engine

• patent · 19 Feb 2013 · added 2 months ago

  External combustion engine and method of converting internal combustion engine thereto

• patent · 29 Mar 2011 · added 2 months ago

  Crankcase vapor purification device

• patent · 26 Feb 2013 · added 2 months ago

  Method and apparatus for utilising fugitive gases as a supplementary fuel source

• patent · 21 May 2024 · added 2 months ago

  Turbo expanders for turbine engines having hydrogen fuel systems

• patent · 28 Sep 2023 · added 2 months ago

  Turbine engines having hydrogen fuel systems

• patent · 22 Jun 2023 · added 2 months ago

  Methods and systems for shut down of a multi-fuel engine

• patent · 10 Feb 2022 · added 2 months ago

  Internal combustion engine with a crankcase ventilation

• patent · 16 May 2019 · added 2 months ago

  Method for aeration of a flammable liquid to extract flammable vapor

• patent · 15 Mar 1977 · added 2 months ago

  Drive system for a motor vehicle

  Machine transcription of the US4011840A patent scan, 5 pages.

• patent · 30 Apr 1985 · added 2 months ago

  Process for controlling secondary gas fuel to normally liquid fueled I.C. engine

  Machine transcription of the US4513727A patent scan, 7 pages.

• patent · 5 Oct 1976 · added 2 months ago

  Method and apparatus for hydrogen fueled internal combustion engines

  Machine transcription of the US3983882A patent scan, 7 pages.

• patent · 21 Oct 1958 · added 2 months ago

  Combination electric motor and gyroscopic structures

  Machine transcription of the US2857534 patent scan, 3 pages.

• patent · 21 Feb 1978 · added 2 months ago

  Brushless alternator

  Machine transcription of the US4075519A patent scan, 9 pages.

• patent · 9 Aug 1977 · added 2 months ago

  Brushless alternator

  Machine transcription of the US4041340A patent scan, 8 pages.

• patent · 23 Dec 1977 · added 2 months ago

  BIPOLAR STEPPER MOTOR

• patent · 24 Nov 1959 · added 2 months ago

  Homopolar motor

  Machine transcription of the US2914688 patent scan, 4 pages.

• patent · 21 Nov 1967 · added 2 months ago

  Gramme armature dynamoelectric machine

  Machine transcription of the US3354333 patent scan, 3 pages.