What’s new

August 2026

• 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 · 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 · 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 · 24 Nov 1959 · added 2 months ago

  Homopolar motor

  Machine transcription of the US2914688 patent scan, 4 pages.

• patent · 16 Dec 2003 · added 2 months ago

  Ring-shaped motor core with toroidally-wound coils

• 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 · 21 Nov 1967 · added 2 months ago

  Gramme armature dynamoelectric machine

  Machine transcription of the US3354333 patent scan, 3 pages.

• patent · 21 Feb 1978 · added 2 months ago

  Brushless alternator

  Machine transcription of the US4075519A patent scan, 9 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 · 29 Sep 1953 · added 2 months ago

  Temperature-compensated gyroscope

  Machine transcription of the US2653481 patent scan, 3 pages.

• patent · 7 Apr 1959 · added 2 months ago

  Compensated gyroscope

  Machine transcription of the US2880616 patent scan, 5 pages.

• patent · 26 Mar 1935 · added 2 months ago

  Electric motor

  Machine transcription of the US1996023 patent scan, 6 pages.

• patent · 13 Dec 1898 · added 2 months ago

  Twentietiis to agnus m

  Machine transcription of the US616035 patent scan, 6 pages.

• patent · 27 Oct 1981 · added 2 months ago

  Axial air gap alternators/generators of modular construction

  Machine transcription of the US4297604A patent scan, 22 pages.

• patent · 19 Jun 2018 · added 2 months ago

  Dual-accumulator electrical generation apparatus

• patent · 25 Apr 2006 · added 2 months ago

  Radial-axial electromagnetic flux electric motor, coaxial electromagnetic flux electric motor, and rotor for same

• patent · 21 Oct 2025 · added 2 months ago

  Flux machine

• patent · 18 May 2017 · added 2 months ago

  Dual-stator electrical generation apparatus

• patent · 14 Jul 2005 · added 2 months ago

  Radial-axial electromagnetic flux electric motor, coaxial electromagnetic flux electric motor, and rotor for same

• patent · 13 Mar 2003 · added 2 months ago

  Improved electric motor

• patent · 14 Dec 1999 · added 2 months ago

  Drive for transportation facilities

• patent · 10 Sep 1996 · added 2 months ago

  Rotary electric machine

• patent · 2 Jan 1996 · added 2 months ago

  Self starting brushless d.c. motor

• patent · 8 Apr 1975 · added 2 months ago

  Commutating structure for dc permanent magnet machines

  Machine transcription of the US3876892A patent scan, 8 pages.

• patent · 14 Apr 1987 · added 2 months ago

  Synchronous electric motor with disc-shaped permanent magnet rotor

  Machine transcription of the US4658166A patent scan, 7 pages.

• patent · 7 Sep 1971 · added 2 months ago

  Magnetic motor with plurality of stators

  Machine transcription of the US3603823A patent scan, 8 pages.

• patent · 16 Jun 1977 · added 2 months ago

  Rectangular wave generator