| Patents for F01B 15 - Reciprocating-piston machines or engines with movable cylinders other than provided for in group (272) |
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| 08/30/2005 | US6936932 System and method for electrical power generation utilizing vehicle traffic on roadways |
| 08/10/2005 | CN1653246A Method and apparatus for the production of mechanical power from hydraulic energy |
| 08/04/2005 | US20050166885 Rotary valve seal |
| 06/16/2005 | DE10107096B4 Verbrennungsmotor Combustion engine |
| 06/09/2005 | WO2005052338A1 Reciprocating engine |
| 06/09/2005 | CA2724852A1 Reciprocating engine |
| 05/26/2005 | US20050113179 Method and apparatus for the production of mechanical power from hydraulic energy |
| 05/25/2005 | EP1532356A1 Reciprocating internal combustion engine |
| 05/19/2005 | WO2005045196A1 Fluid-pressure rotary motor |
| 05/19/2005 | WO2004085890A3 Embraced moving cylinder and methods of using same |
| 03/31/2005 | US20050066917 Rotary piston machine |
| 03/10/2005 | US20050051023 Compress and position apparatus |
| 03/09/2005 | EP1511926A1 Rotary valve seal |
| 02/10/2005 | WO2005012706A2 Reciprocating internal combustion engine |
| 02/10/2005 | CA2532659A1 Reciprocating internal combustion engine |
| 01/26/2005 | EP1499799A1 Rotary piston machine |
| 12/23/2004 | US20040256809 Apparatus and method for rotating sleeve engine hydrodynamic seal |
| 12/15/2004 | EP1485575A1 Method and apparatus for the production of mechanical power from hydraulic energy |
| 11/18/2004 | US20040226436 Tandem cylinder apparatus and method of using same |
| 10/28/2004 | WO2004092621A1 Hydrodynamic seal and method for sealing a rotating sleeve engine |
| 10/07/2004 | WO2004085890A2 Embraced moving cylinder and methods of using same |
| 09/23/2004 | US20040182333 Embraced moving cylinder and methods of using same |
| 08/19/2004 | US20040159291 Reciprocating internal combustion engine |
| 08/05/2004 | US20040149122 Crankless internal combustion engine |
| 07/08/2004 | US20040130158 System and method for electrical power generation utilizing vehicle traffic on roadways |
| 06/10/2004 | US20040107923 Rotating cylinder valve engine |
| 02/05/2004 | US20040020450 Rotating cylinder valve engine |
| 01/21/2004 | EP1381761A1 A rotating cylinder valve engine |
| 01/07/2004 | CN1466652A Rotating cylinder valve engine |
| 12/04/2003 | WO2003100232A1 Rotary valve seal |
| 11/27/2003 | WO2003098017A1 Reciprocating internal combustion engine |
| 10/30/2003 | WO2003089769A1 Rotary piston machine |
| 10/28/2003 | US6637383 Pivoting piston rotary power device |
| 10/22/2003 | EP1355053A1 Rotary piston engine |
| 10/07/2003 | US6629513 Infinite loop engine |
| 09/25/2003 | WO2003078797A1 Method and apparatus for the production of mechanical power from hydraulic energy |
| 09/16/2003 | US6619243 Pivoting piston rotary power device |
| 07/29/2003 | US6598567 Reciprocating internal combustion engine |
| 07/17/2003 | US20030131808 Pivoting piston rotary power device |
| 07/17/2003 | US20030131723 Pivoting piston rotary power device |
| 06/25/2003 | EP1320671A1 Rotating cylinder valve engine |
| 11/27/2002 | EP1259716A1 Generator with rotor in the form of a heat engine with rotary cylinder |
| 11/14/2002 | US20020166521 Reciprocating internal combustion engine |
| 09/12/2002 | WO2002070880A1 A rotating cylinder valve engine |
| 09/12/2002 | US20020124816 Reciprocating internal combustion engine |
| 08/08/2002 | DE10107096A1 Verbrennungsmotor Combustion engine |
| 07/25/2002 | WO2002057607A1 Internal combustion engine |
| 05/14/2002 | US6386152 Internal combustion engine |
| 04/04/2002 | WO2002027165A1 Rotating cylinder valve engine |
| 12/06/2001 | US20010047775 Internal combustion cylinder engine |
| 10/31/2001 | DE10019033A1 Internal combustion engine has reciprocating dual cylinders that move and pistons that do not move |
| 09/18/2001 | US6289872 Rotating sleeve engine |
| 09/04/2001 | US6283070 Apparatus and method for sealing internal combustion engines |
| 08/16/2001 | WO2001059276A1 Generator with rotor in the form of a heat engine with rotary cylinder |
| 08/09/2001 | DE10004167A1 Luft- oder Gasmotor Air or gas engine |
| 07/24/2001 | US6263778 Precision liquid injection system |
| 06/28/2001 | DE10004759A1 4-stroke Otto engine for mobile use has take-off shaft screwed to outer and inner bearing shells, and four offset double-walled cylinders |
| 05/31/2001 | DE19955231A1 Internal combustion engine with rotary cylinder block, in which cylinder block and crankshaft, connected by transmission, rotate in same direction and at same rate |
| 03/21/2001 | EP1084326A1 Rotating sleeve engine |
| 02/01/2001 | WO2001007758A1 Apparatus and method for sealing internal combustion engines |
| 01/03/2001 | EP1065358A1 Internal combustion cylinder engine |
| 10/12/2000 | WO2000060217A1 Rotating sleeve engine |
| 03/28/2000 | US6041692 Operation of pressure medium cylinders in motor vehicles |
| 03/07/2000 | US6032622 Internal combustion cylinder engine |
| 12/29/1999 | EP0912822B1 Internal combustion engine |
| 05/06/1999 | EP0912822A1 Internal combustion engine |
| 01/21/1999 | WO1999002840A1 External combustion engine |
| 11/11/1998 | EP0877154A2 Internal combustion engine provided with rotary sleeve timing system |
| 09/03/1998 | DE19708039A1 Vehicle hydraulic cylinder device |
| 07/14/1998 | US5779452 Positive displacement pump or motor utilizing a reciprocal sliding member to operate the suction and discharge ports |
| 01/29/1998 | WO1998003781A1 Internal combustion engine |
| 12/27/1996 | EP0749519A1 Reciprocating machine |
| 12/18/1996 | CN1033600C Reciprocatory machines |
| 09/04/1996 | CN1032713C Multiple stage hydraulic cylinder |
| 08/14/1996 | EP0725896A1 Positive displacement pump or motor |
| 06/13/1996 | DE4444084A1 Oscillating piston mechanism for IC engine |
| 01/09/1996 | US5482011 Four-cycle internal combustion engine having a rotating cylinder sleeve |
| 11/02/1995 | WO1995029323A1 Reciprocating machine |
| 11/02/1995 | CA2188126A1 Reciprocating machine |
| 10/19/1995 | DE4412846A1 Piston=cylinder unit for pumps and engines |
| 05/11/1995 | WO1995012758A1 Positive displacement pump or motor |
| 05/11/1995 | CA2175369A1 Positive displacement pump or motor |
| 03/22/1995 | EP0644319A1 Four-stroke internal combustion engine with rotary sleeve |
| 02/22/1995 | CN1099096A 压能动力机 Pressure energy power machine |
| 01/20/1995 | CA2127418A1 Four-stroke internal combustion engine of high structural simplicity |
| 10/04/1994 | US5351657 Modular power unit |
| 09/01/1994 | DE4329255A1 Internal combustion engine |
| 07/26/1994 | US5331925 Internal combustion engine |
| 05/17/1994 | CA1329534C Drive/frame assembly for a reciprocating floor |
| 05/11/1994 | CN1086588A Multy stage hydrolic cylinder |
| 04/21/1994 | DE4231301C1 Hubkolbenmaschine mit beweglichem Zylinder Reciprocating engine with moving cylinder |
| 04/20/1994 | EP0464201B1 Rotary sleeve valve-carrying internal combustion engine |
| 03/31/1994 | WO1994007003A1 Reciprocating piston engine with movable cylinder |
| 03/23/1994 | EP0587848A1 Multistage hydraulic cylinder |
| 02/16/1994 | CN1023825C Flexible piston engine |
| 09/30/1993 | WO1993019302A1 Multistage hydraulic cylinder |
| 09/30/1993 | DE4209649A1 Mehrstufiger hydraulischer Zylinder Multi-stage hydraulic cylinder |
| 05/11/1993 | US5209155 Radial piston engine |
| 03/09/1993 | US5191863 Rotary sleeve-valve internal combustion engine |
| 10/01/1992 | WO1992016721A1 A kinematic motion assembly with reciprocating relative motion |