| Patents for F01C 11 - Combinations of two or more machines or engines, each being of rotary-piston or oscillating-piston type (1,299) |
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| 09/12/2003 | WO2003074839A1 Oscillating piston machine with rotary valve mechanism |
| 09/11/2003 | US20030170136 Lever-mechanism motor or pump |
| 09/04/2003 | US20030165393 Rotary fluid machinery |
| 09/03/2003 | EP1339952A1 Rotary piston internal combustion engine |
| 08/28/2003 | US20030159674 Rotary Piston Internal Combustion Engine |
| 08/21/2003 | WO2003069130A1 Scroll-type expander having heating structure and scroll-type heat exchange system employing the expander |
| 08/19/2003 | US6607371 Pneudraulic rotary pump and motor |
| 08/14/2003 | WO2003067030A2 Gerotor apparatus for a quasi-isothermal brayton cycle engine |
| 08/14/2003 | CA2475229A1 Gerotor apparatus for a quasi-isothermal brayton cycle engine |
| 08/13/2003 | CN1435568A Positive displacement machinery |
| 08/12/2003 | US6604503 Rotary machine |
| 07/31/2003 | WO2003062604A2 Rotary positive displacement machine |
| 07/23/2003 | CN1431396A Eccentric die insert type fluid drive mechanism without centrifugal force |
| 07/17/2003 | WO2003058045A1 Two-process rotary internal combustion engine |
| 07/17/2003 | US20030131808 Pivoting piston rotary power device |
| 07/17/2003 | US20030131723 Pivoting piston rotary power device |
| 07/10/2003 | WO2003056157A1 Working process of rotary piston internal combustion engine and an engine using such a process |
| 07/10/2003 | WO2003056156A1 Coaxial rotary engine |
| 07/08/2003 | US6589033 Unitary sliding vane compressor-expander and electrical generation system |
| 07/02/2003 | CN1113163C Improvement relating to rotary piston machine |
| 06/26/2003 | DE20180295U1 Rotary piston combustion engines has working wheel with spokes forming air guide blades, and with combustion chamber continuously re-formed between engine components |
| 06/17/2003 | US6579080 Displacement machine based on the spiral principle |
| 06/12/2003 | US20030106301 Quasi-isothermal brayton cycle engine |
| 06/10/2003 | US6575719 Planetary rotary machine using apertures, volutes and continuous carbon fiber reinforced peek seals |
| 06/05/2003 | WO2003046338A1 Rotary volumetric machine |
| 06/04/2003 | EP1316725A1 Rotary fluid machinery |
| 06/04/2003 | EP1316724A1 Rotary fluid machinery |
| 06/03/2003 | US6571561 Power generation system |
| 06/03/2003 | CA2128545C Rotary engine |
| 05/08/2003 | WO2003001035A3 Improved rotary machine |
| 05/08/2003 | US20030084868 Rotary type fluid machine, vane type fluid machine, and waste heat recovering device for internal combustion engine |
| 05/08/2003 | US20030084867 Rotary type fluid machine, vane type fluid machine, and waste heat recovering device for internal combustion engine |
| 05/08/2003 | US20030084866 Rotary type fluid machine, vane type fluid machine, and waste heat recovering device for internal combustion engine |
| 05/08/2003 | US20030084666 Exhaust energy recovery system for combustion engine |
| 04/03/2003 | WO2003027442A1 Rotary fluid machinery |
| 04/03/2003 | WO2003027441A1 Rotary fluid machinery |
| 04/03/2003 | WO2003027439A1 Rotary fluid machine |
| 04/03/2003 | WO2003027438A1 Rotary fluid machine |
| 04/03/2003 | WO2003027437A1 Rotary fluid machine |
| 03/11/2003 | US6530365 Fluid displacement pump with backpressure stop |
| 03/11/2003 | US6530211 Quasi-isothermal Brayton Cycle engine |
| 03/06/2003 | WO2003019009A1 Fluid displacement pump with backpressure stop |
| 03/04/2003 | US6526937 Economical eccentric internal combustion engine |
| 03/03/2003 | WO2002020987A1 Rotary fluid machinery |
| 03/03/2003 | WO2002020986A1 Rotary fluid machinery |
| 03/03/2003 | CA2421208A1 Rotary fluid machinery |
| 03/03/2003 | CA2421185A1 Rotary fluid machine |
| 02/27/2003 | WO2002063140A3 Rotary positive displacement device |
| 02/25/2003 | US6523347 Thermodynamic power system using binary working fluid |
| 02/20/2003 | WO2002070878A8 A rotary engine |
| 02/04/2003 | US6513482 Rotary fluid machinery, vane fluid machinery, and waste heat recovery device of internal combustion engine |
| 01/14/2003 | US6506512 Compression regenerative machine for fuel cell |
| 01/03/2003 | WO2003001035A2 Improved rotary machine |
| 01/02/2003 | EP1270900A1 Quasi-isothermal Brayon cycle engine |
| 01/02/2003 | EP1270899A1 Quasi-isothermal Brayton cycle engine |
| 01/02/2003 | EP1268979A2 Scroll compressor |
| 12/19/2002 | WO2002101215A1 Radial combustion motor |
| 12/19/2002 | WO2002101201A1 Combustion engine |
| 12/18/2002 | EP1267036A1 Rotary fluid machinery |
| 12/17/2002 | US6494043 Distributed generation system |
| 12/12/2002 | WO2002063151A9 Two-dimensional positive rotary displacement engine |
| 12/05/2002 | DE10127397A1 Fluid displacement pump has rotor formed as hollow cylinder with working ring and flow ring attached to stator |
| 11/27/2002 | CN1095026C Rotary piston internal-combustion engine |
| 11/26/2002 | US6484504 Power generation system |
| 11/14/2002 | WO2002090747A2 Heat energy utilization system |
| 11/07/2002 | WO2002088529A1 Engine |
| 10/31/2002 | US20020157636 Two-dimensional positive rotary displacement engine |
| 10/22/2002 | US6467450 Radial combustion motor |
| 10/15/2002 | US6464467 Involute spiral wrap device |
| 09/26/2002 | WO2002075117A1 Rotary-piston engine |
| 09/26/2002 | WO2002031327A3 Rotary internal combustion engine |
| 09/12/2002 | WO2002070878A1 A rotary engine |
| 09/10/2002 | US6447268 Positive displacement engine with integrated positive displacement rotary fluid compressor |
| 09/05/2002 | DE10110261A1 Rotary-piston internal combustion engine has rotor consisting of at least two disks |
| 08/15/2002 | WO2002063151A1 Two-dimensional positive rotary displacement engine |
| 08/15/2002 | WO2002063140A2 Rotary positive displacement device |
| 08/08/2002 | US20020104313 Hydraulic transformer using a pair of variable displacement gear pumps |
| 08/08/2002 | DE10164330A1 Hydraulikwandler, der ein Paar von Zahnradpumpen mit variabler Verdrängung verwendet Hydraulic converter which uses a pair of gear pumps with variable displacement |
| 08/07/2002 | EP1229247A1 Vane type fluid machinery |
| 07/30/2002 | US6425746 Compressor and regenerator for fuel cell |
| 07/18/2002 | US20020092289 Combined input and output system for an internal combustion engine and turbine power plant |
| 07/04/2002 | WO2002052125A1 Rotary piston machine |
| 06/13/2002 | WO2002046581A1 Rotary combustion engine |
| 06/06/2002 | US20020068002 Fluid displacement pump with backpressure stop |
| 05/30/2002 | WO2002042608A1 Pressure-fluid-driven machine |
| 05/16/2002 | WO2002038917A1 Rotary piston internal combustion engine |
| 05/15/2002 | CN1349593A Rotary fluid machinery, vane fluid machinery, and waste heat recovery device of internal combustion engine |
| 04/25/2002 | WO2001075273A3 Scroll compressor |
| 04/18/2002 | WO2002031327A2 Rotary internal combustion engine |
| 04/11/2002 | WO2002029223A1 Arrangement related to an internal combustion engine |
| 03/12/2002 | US6354262 Rotary engine and compressor |
| 03/07/2002 | US20020028151 Planetary rotary machine using apertures, volutes and continuous carbon fiber reinforced peek seals |
| 03/06/2002 | CN2480549Y Multi-stage circular cylinder rotary engine |
| 03/06/2002 | CN1080390C 流体机械 Fluid Machinery |
| 03/05/2002 | US6352063 Rotary piston machines |
| 02/26/2002 | US6349696 Rotary piston internal combustion engine |
| 02/21/2002 | US20020020171 Rotary machine |
| 02/20/2002 | CN1336979A Lever-mechanism motor or pump |
| 02/19/2002 | US6347611 Rotary engine with a plurality of stationary adjacent combustion chambers |
| 02/14/2002 | WO2002012678A1 Rotary engine with two-stage compression |