| Patents for F02B 55 - Internal-combustion aspects of rotary pistons; Outer members for co-operation with rotary pistons (1,252) |
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| 03/23/2004 | US6708920 Air vehicle |
| 02/26/2004 | US20040035384 Rotary engine |
| 01/08/2004 | WO2004003370A1 Piston engine |
| 01/08/2004 | WO2004003356A1 Sealing and cooling of piston-type mechanisms and system for carrying out the same |
| 11/27/2003 | US20030217730 Rotary piston engine in trochoidal design |
| 10/28/2003 | US6637383 Pivoting piston rotary power device |
| 10/09/2003 | US20030188711 Rotary engine |
| 09/16/2003 | US6619243 Pivoting piston rotary power device |
| 09/03/2003 | CN1120294C Rotor turbine IC engine |
| 08/19/2003 | US6606973 Rotary engine |
| 08/14/2003 | WO2003067031A1 Combustion engine |
| 07/17/2003 | US20030131808 Pivoting piston rotary power device |
| 07/17/2003 | US20030131723 Pivoting piston rotary power device |
| 06/12/2003 | US20030106959 Air vehicle |
| 05/21/2003 | CN1419626A Piston for an internal combustion engine |
| 02/27/2003 | WO2003016678A1 Wankel rotary machine |
| 02/27/2003 | US20030037753 Piston for an internal combustion engine |
| 02/20/2003 | WO2002101211A3 Method for the embodiment of a piston-swept volume of an engine |
| 01/03/2003 | WO2002097249A8 Operating method for a rotary engine and a rotary internal combustion engine |
| 01/02/2003 | US20030000496 Rotary engine |
| 01/02/2003 | EP1268980A1 Piston for an internal combustion engine |
| 12/19/2002 | WO2002101211A2 Method for the embodiment of a piston-swept volume of an engine |
| 12/10/2002 | CA2349154C Rotary-turbine internal combustion engine |
| 12/05/2002 | WO2002097249A1 Operating method for a rotary engine and a rotary internal combustion engine |
| 12/05/2002 | CA2457800A1 Operating method for a rotary engine and a rotary internal combustion engine |
| 11/28/2002 | WO2002095202A1 Rotary engine |
| 11/27/2002 | CN1382244A Variable volume device and system therefor |
| 11/19/2002 | US6481989 Trochoidal design rotary piston engine and method of making same |
| 10/17/2002 | WO2002063152A3 Method for tracing an yarimov directing curve of a cylindrical surface of a rotor or body |
| 10/01/2002 | US6457450 Ju. M. Luzhkov rotary-turbine internal combustion engine |
| 08/15/2002 | WO2002063152A2 Method for tracing an yarimov directing curve of a cylindrical surface of a rotor or body |
| 07/17/2002 | EP1222365A1 A variable volume device and system therefor |
| 06/18/2002 | CA2328671A1 Multiple combusti0n chamber and tensile compression mechanism single-cycle rotary internal combustion engine |
| 03/20/2002 | CN1341192A Internal combustion rotary turbomotor |
| 02/07/2002 | US20020015650 Trochoidal design rotary piston engine and method of making same |
| 01/30/2002 | EP1176297A1 Internal combustion rotary turbomotor |
| 01/24/2002 | WO2001065086A8 Internal combustion rotary turbomotor |
| 12/13/2001 | WO2000034636A8 Rotary internal combustion engine |
| 12/04/2001 | US6325603 Charged cooled rotary engine |
| 11/29/2001 | DE10124561A1 Rotary piston engine with rotor and side plates uses plate of sealing disk and two cast parts and wall round combustion space ribbed on non-combustion side so tensile ribs radiate at right angle spacing onto bearing flange. |
| 10/10/2001 | EP1141530A1 Rotary engine having enhanced charged cooling and lubrication |
| 09/27/2001 | WO2001071160A1 Piston for an internal combustion engine |
| 09/03/2001 | WO2001065086A1 Internal combustion rotary turbomotor |
| 08/14/2001 | US6273054 Internal combustion rotor-piston engine |
| 07/12/2001 | WO2001014693B1 A variable volume device and system therefor |
| 06/27/2001 | CN2436658Y Smokeless engine |
| 04/26/2001 | DE19950436A1 Component for controlling and cooling internal combustion engines with rotating cylinder housings has corrugated, sprung compensation ring pressing seal against wall of cylinder head |
| 03/22/2001 | WO2001020145A1 Internal combustion engine with a rotor and blades (and variants thereof), blade oscillating mechanism, blade sealing unit and support bearing of a blade oscillating mechanism |
| 03/07/2001 | EP1080299A1 Rotary combustion chamber engine |
| 03/01/2001 | WO2001014693A1 A variable volume device and system therefor |
| 12/26/2000 | US6164942 Rotary engine having enhanced charge cooling and lubrication |
| 10/17/2000 | US6132190 Rotary device |
| 10/04/2000 | EP1040259A1 Rotary engine having enhanced charged cooling and lubrication |
| 07/26/2000 | CN1054903C Two stroke gasoline supercharging engine |
| 06/29/2000 | WO2000037784A1 Rotary engine having enhanced charged cooling and lubrication |
| 06/22/2000 | WO2000036286A1 Rotary engine having enhanced charged cooling and lubrication |
| 06/22/2000 | CA2355653A1 Rotary engine having enhanced charged cooling and lubrication |
| 06/15/2000 | WO2000034636A1 Rotary internal combustion engine |
| 05/10/2000 | EP0594849B1 Rotary piston internal combustion engine |
| 04/19/2000 | CN2374650Y Arc cylinder butt-plug I. C. engine |
| 04/19/2000 | CN2374649Y Plush copper rotor engine |
| 03/22/2000 | EP0987402A1 Internal combustion rotorpiston engine |
| 03/16/2000 | WO2000014385A1 Rotary piston unit |
| 03/16/2000 | CA2282203A1 Internal combustion rotor-piston engine |
| 03/09/2000 | DE19841026A1 Einrichtung zur Beeinflussung eines Prozeßverlaufes für Medien bzw. Stoffe Means for influencing a process sequence for media or materials |
| 02/23/2000 | EP0980959A2 Rotary device |
| 12/07/1999 | US5996355 Thermodynamic closed cycle power and cryogenic refrigeration apparatus using combined work medium |
| 11/25/1999 | WO1999060257A1 Rotary combustion chamber engine |
| 11/11/1999 | WO1999057420A1 Rotary piston engine |
| 11/10/1999 | CN2348113Y Three-stroke rotor turbine engine |
| 06/24/1999 | CA2256888A1 Rotary engine |
| 12/02/1998 | CN1041010C Swing-rotor type machine |
| 06/02/1998 | US5758617 Rotary engine |
| 06/02/1998 | US5758501 Sliding-blade vapor engine with vortex boiler |
| 05/26/1998 | US5755197 Rotary engine |
| 02/03/1998 | US5713210 Sliding-blade refrigeration apparatus and method |
| 12/18/1997 | DE19621051A1 Rotary piston engine |
| 12/10/1997 | CN1167205A Load bearing mechanism for axial thrust of disc-swing engine |
| 10/29/1997 | EP0803639A1 Hot gas motor and compressor unit |
| 07/01/1997 | US5642620 Hot gas motor and compressor unit |
| 02/25/1997 | US5605124 Rotary screw internal combustion engine |
| 02/20/1997 | DE19517879A1 Rotary piston engine with combustion chamber between expander and compressor |
| 01/28/1997 | US5596963 Stage combustion rotary engine |
| 12/03/1996 | US5579733 Rotary engine with abutments |
| 11/06/1996 | CN1135016A Two stroke gasoline supercharging engine |
| 10/10/1996 | DE19611847A1 Mechanical device to unload tip seals on rotors in Wankel engines |
| 09/24/1996 | US5558509 Sliding-blade water jet propulsion apparatus for watercraft |
| 08/01/1996 | DE19527277A1 Four-drive, rotary piston IC engine |
| 07/25/1996 | DE19500713A1 Sealing strip on generatrix on surface of rotating piston |
| 07/25/1996 | DE19500712A1 Elastomeric still-standing seal for threaded shaft |
| 05/30/1996 | DE4440924A1 Four disc IC engine with circulating pistons |
| 05/15/1996 | DE4439942A1 Quartz glass and low=expansion metal rotary piston engine |
| 04/30/1996 | US5511525 Sliding-blade heat engine with vortex combustion chamber |
| 04/11/1996 | DE4435706A1 IC engine with rotors |
| 02/15/1996 | DE4429877A1 Heat engine with rotor and cells |
| 02/15/1996 | DE4428339A1 Coolant circulating rings for rotary piston engine |
| 02/15/1996 | DE4427982A1 Seal mounted between two discs which rotate at different speeds |
| 01/18/1996 | DE4424626A1 Low vibration rotary cylinder IC engine |
| 11/23/1995 | DE4417915A1 Vehicle four=stroke IC engine |
| 10/18/1995 | CN2210256Y Engine |