| Patents for F02B 53 - Internal-combustion aspects of rotary-piston or oscillating-piston engines (4,415) |
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| 07/27/2004 | US6766783 Rotary internal combustion engine |
| 07/22/2004 | DE10292075T5 Drehkolbenmotor Rotary engine |
| 07/22/2004 | DE10001962B4 Rotationskolbenmaschine Rotary piston engine |
| 07/21/2004 | EP1056929B1 Rotary-piston machine |
| 07/14/2004 | EP1129294A4 Scroll-type fluid displacement device for vacuum pump application |
| 07/13/2004 | US6761144 Rotary engine with counter-rotating housing and output shaft mounted on stationary spindle |
| 07/08/2004 | US20040129244 Poly inductive machines and differential turbines |
| 07/07/2004 | EP1125041A4 Toroidal internal combustion engine |
| 07/07/2004 | CN1510252A Rotary fluid machinery, blade fluid machinery and waste heat recovering device of IC engine |
| 07/07/2004 | CN1510250A Rotary fluid machinery, blade fluid machinery and waste heat recovering device of IC engine |
| 07/06/2004 | US6758188 Continuous torque inverse displacement asymmetric rotary engine |
| 06/30/2004 | EP1285149A4 Hinged rotor internal combustion engine |
| 06/30/2004 | EP1268980A4 Piston for an internal combustion engine |
| 06/24/2004 | US20040118375 Multiple induction energy-driven engine |
| 06/24/2004 | DE10256279A1 Exhaust gas cleaning device for automobile IC engine with catalyzer and catalytic fuel reformer provided with heating device |
| 06/16/2004 | EP1428979A1 Rotary fluid machinery |
| 06/16/2004 | EP1428978A1 Rotary fluid machine |
| 06/16/2004 | EP1428977A1 Rotary fluid machine |
| 06/16/2004 | EP1040259A4 Rotary engine having enhanced charged cooling and lubrication |
| 06/15/2004 | CA2192714C Quasiturbine (qurbine) zero vibration - continuous combustion rotary engine, compressor and pump |
| 06/08/2004 | US6745739 Intake system of an engine |
| 06/05/2004 | CA2410848A1 Additional support methods for poly-induction machines |
| 06/03/2004 | DE10254758A1 Rotary-piston engine with circumferential pistons, has second rotation axis for guiding control rods positioned in parallel to and at distance from main axis of engine |
| 06/02/2004 | EP1423587A1 A system for the construction of pumps, compressors, and motor engines, formed by a rotary chamber and pistons which are driven in the same direction at varying velocities alternatively opposite to each other, inside a fixed open or closed structure |
| 05/26/2004 | EP1226337A4 Rotary piston engine/positive displacement apparatus |
| 05/26/2004 | EP1222365A4 A variable volume device and system therefor |
| 05/26/2004 | CA2410789A1 Geometric considerations related to poly inductive set-up of post and retrorotary machines |
| 05/26/2004 | CA2410787A1 Final synthesis of poly inductive machine ii |
| 05/25/2004 | US6739307 Internal combustion engine and method |
| 05/20/2004 | US20040094101 Rotary combustion engine |
| 05/12/2004 | EP1417402A1 Internal combustion engine and method for the operation thereof |
| 05/12/2004 | EP1298284A4 Axial rotary engine |
| 05/12/2004 | EP1141530A4 Rotary engine having enhanced charged cooling and lubrication |
| 05/06/2004 | US20040084009 Modified spiral engine |
| 05/05/2004 | CA2407284A1 Energy machines with equidistant support |
| 05/04/2004 | US6729296 Variable vane rotary engine |
| 04/29/2004 | US20040079321 Quasiturbine (Qurbine) rotor with central annular support and ventilation |
| 04/27/2004 | US6725646 Rotary pulse detonation engine |
| 04/27/2004 | US6725644 Combined input and output system for an internal combustion engine and turbine power plant |
| 04/22/2004 | WO2004033856A1 A rotary engine |
| 04/22/2004 | US20040074470 Method for powering an engine by combustion of silicon hydrogens and silicon powder with self-generating silicon nitride lubrication |
| 04/22/2004 | DE10301025A1 Modified Wankel (RTM) rotary engine operating process for vehicles involves changing every other working stroke action into cooling action |
| 04/21/2004 | EP1409861A1 Rotary internal combustion engine |
| 04/21/2004 | EP1409860A2 Improved rotary machine |
| 04/20/2004 | CA2315639C Rotary engine having enhanced charged cooling and lubrication |
| 04/15/2004 | DE10243806A1 Rotary-cylinder engine has rotor with compression and combustion cylinder alongside each other inside it, rotating about crankshaft fixed to stator |
| 04/14/2004 | EP1407117A1 The oscillating-rotary engine |
| 04/13/2004 | US6718938 Hinged rotor internal combustion engine |
| 04/08/2004 | WO2004029430A1 Rotary engine |
| 04/08/2004 | WO2004029414A1 Generator arrangement and use of a generator arrangement |
| 04/08/2004 | CA2497331A1 Generator arrangement and use of a generator arrangement |
| 04/07/2004 | EP1405996A1 Operating method for a rotary engine and a rotary internal combustion engine |
| 04/07/2004 | EP1404946A1 Radial internal combustion engine with floating balanced piston |
| 04/01/2004 | US20040060292 Rankine cycle device of internal combustion engine |
| 03/24/2004 | EP1399658A1 A rotary engine |
| 03/24/2004 | EP1399646A1 Combustion engine |
| 03/19/2004 | CA2401687A1 Final synthesis of poly-induction machines |
| 03/19/2004 | CA2401678A1 Accelerative gear system |
| 03/18/2004 | US20040050358 Magnetically coupled, sealed chamber, toroidal combustion and steam engine |
| 03/18/2004 | US20040050356 Stotler radial rotary piston engine |
| 03/18/2004 | DE10242765A1 Sealing plate for separation of working chambers of oscillating motor is manufactured in one piece from plastic and/or rubber and/or metal, and corrugated in radial and/or axial direction to compensate for thermal expansion |
| 03/18/2004 | DE10241807A1 Electrical current generation unit e.g. for laptop computer, musical instrument or toy, uses rotary piston machine for driving current generator |
| 03/11/2004 | DE20314367U1 Engine block for IC engine has extensions each end of the cylinder block to accommodate larger cylinder bores plus water jacket extensions |
| 03/10/2004 | CN1481471A Fluid power transfer device |
| 03/03/2004 | CN1478991A Rotor motor |
| 03/02/2004 | US6698395 Hybrid rotary engine |
| 02/26/2004 | US20040035384 Rotary engine |
| 02/26/2004 | DE20315339U1 Circular piston aided magnetic centrifugal motor, e.g. for motor vehicle, has rigid camshaft with cam(s), rotors that move around camshaft and end as shaped centrifugal masses with explosion chambers |
| 02/25/2004 | EP1390609A2 Rotary machine and thermal cycle |
| 02/19/2004 | WO2003083276A8 Internal combustion engine and method |
| 02/19/2004 | US20040031383 Rotary fluid machinery |
| 02/12/2004 | US20040030142 Method for producing n-alkoxy-n-alkylamides |
| 02/12/2004 | DE10340670A1 Rotary piston engine for automotive, agricultural, marine industries has a housing with a supplementary piston |
| 02/11/2004 | EP1075595B1 Improvements relating to rotary piston machines |
| 02/10/2004 | US6688857 Compressor and dehydrator system |
| 02/10/2004 | US6688276 Internal combustion engine of circular impulsion |
| 02/03/2004 | US6684825 Rotary machine and thermal cycle |
| 01/29/2004 | WO2004009960A1 Rotary internal combustion engine |
| 01/27/2004 | US6681738 Rotary type fluid machine, vane type fluid machine, and waste heat recovering device for internal combustion engine |
| 01/22/2004 | WO2004007926A1 Continuous torque inverse displacement asymmetric rotary engine |
| 01/22/2004 | US20040011320 Continuous torque inverse displacement asymmetric rotary engine |
| 01/22/2004 | DE10230628A1 Antrieb mit Motorsteuerung für einen Pendelkolbenmotor Drive with motor control for a swing-piston engine |
| 01/22/2004 | CA2746610A1 Continuous torque inverse displacement asymmetric rotary engine |
| 01/22/2004 | CA2746411A1 Continuous torque inverse displacement asymmetric rotary engine |
| 01/21/2004 | CN1469967A 容积式转动机械 Volumetric rotating machinery |
| 01/13/2004 | US6676385 Compressor assembly |
| 01/13/2004 | US6675765 Rotary type fluid machine, vane type fluid machine, and waste heat recovering device for internal combustion engine |
| 01/08/2004 | WO2004003360A1 In-turn rotary piston engine |
| 01/08/2004 | US20040005235 Volumetric rotary machine |
| 01/06/2004 | US6672275 Rotary machine and thermal cycle |
| 01/06/2004 | US6672065 Multiple stage compressor with rotors using rollers |
| 01/02/2004 | EP1373696A2 Thermionic automobile |
| 12/30/2003 | US6668787 Internal combustion engine |
| 12/30/2003 | US6668786 Rotary type fluid machine, vane type fluid machine, and waste heat recovering device for internal combustion engine |
| 12/30/2003 | US6668769 Two stroke hybrid engine |
| 12/24/2003 | CN1463324A 旋转引擎 Rotary engine |
| 12/17/2003 | EP1370748A1 Poly-induction machines and differential turbines |
| 12/16/2003 | US6662774 Rotary internal combustion engine |
| 12/11/2003 | WO2003010456A3 Torus crank mechanism |
| 12/11/2003 | US20030228237 Gerotor apparatus for a quasi-isothermal Brayton Cycle engine |