| Patents for F02B 55 - Internal-combustion aspects of rotary pistons; Outer members for co-operation with rotary pistons (1,252) |
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| 02/16/2012 | DE102010034017A1 Planetary piston internal combustion engine comprises shell casing, end-sided side window, and output-sided side window, in which piston rotates on eccentric shaft |
| 02/09/2012 | WO2011133510A3 Rotary internal combustion engine |
| 02/09/2012 | US20120031369 Separate-type rotary engine |
| 02/08/2012 | CN102345506A Novel screw rotor engine |
| 02/01/2012 | CN102337931A Rotor, expansion machine and engine using rotor and expansion machine system |
| 02/01/2012 | CN102337433A Formula of new engine piston material |
| 01/25/2012 | CN102330598A Double-wheel rotor engine |
| 01/24/2012 | CA2612386C Continuous internal combustion engine |
| 01/19/2012 | WO2011104685A3 Rotary type internal combustion engine |
| 01/19/2012 | DE112009002301T5 Rotationsmaschine mit ausgerichtetem Motor Rotary machine having aligned motor |
| 01/18/2012 | CN102325975A Rotary internal combustion engine |
| 01/11/2012 | CN101644187B Rotary type internal combustion engine |
| 01/04/2012 | CN102305131A Rotary engine |
| 01/04/2012 | CN102305130A Piston type internal combustion engine |
| 01/04/2012 | CN102305129A Swinging wing engine |
| 01/04/2012 | CN102305128A Device for pushing engine to rotate continuously |
| 12/29/2011 | WO2011126835A3 Oscillating piston engine |
| 12/28/2011 | EP2400128A1 Rotary internal combustion engine |
| 12/28/2011 | CN202091036U Turbine rotor engine |
| 12/28/2011 | CN202091035U 转叶式转子发动机 Rotating blade rotor engine |
| 12/28/2011 | CN102297018A 旋转发动机 Rotary engine |
| 12/28/2011 | CN102297017A 叶片型内燃机的气密构造 Airtight construction vane type internal combustion engine |
| 12/28/2011 | CN101845989B 变形转子发动机 Deformation rotary engine |
| 12/22/2011 | WO2011140155A3 Rotary cylinder block engine with unequal compression and expansion strokes |
| 12/21/2011 | CN202081968U Double-chamber runner engine |
| 12/14/2011 | CN202073635U Four-rotor piston engine |
| 12/14/2011 | CN102278198A 一种水油混烧旋转发动机 A water-oil mixture burning rotary engine |
| 12/14/2011 | CN102278197A 双燃盘式涡轮节能发动机 Dual fuel saving engine turbine disc |
| 12/08/2011 | WO2011152812A1 Rotary piston engine |
| 12/08/2011 | CA2801428A1 Rotary piston engine |
| 12/07/2011 | CN202065058U Piston type internal combustion engine |
| 12/07/2011 | CN102269052A 内燃机扇形气缸 Fan-cylinder internal combustion engine |
| 12/07/2011 | CN102269051A 旋转活塞动力机械 Rotary piston-powered machinery |
| 12/07/2011 | CN102269050A 一种转子发动机及其转子部分 Rotor engine and rotor section |
| 12/07/2011 | CN102269048A 绝热内冷循环润滑型双旋转活塞式双轴内燃机 Cold circulating lubrication double adiabatic rotary piston internal combustion engine biaxial |
| 12/07/2011 | CN101929383B Piston gas supply rotor engine |
| 11/30/2011 | CN202055913U Water-oil combustion type rotary engine |
| 11/30/2011 | CN102261280A 旋转活塞式发动机 Rotary piston engine |
| 11/24/2011 | DE102007019422B4 Expansionsmaschine für ein Fahrzeug An expansion machine for a vehicle |
| 11/23/2011 | CN102251851A Turbine rotor engine |
| 11/10/2011 | WO2011140155A2 Rotary cylinder block engine with unequal compression and expansion strokes |
| 11/09/2011 | DE202011106327U1 Gehäuse für eine Kreiskolbenbrennkraftmaschine A housing for a rotary piston internal combustion engine |
| 11/09/2011 | CN102235233A Spiral plate engine |
| 10/27/2011 | WO2011133510A2 Rotary internal combustion engine |
| 10/26/2011 | CN202017550U Rotor type engine |
| 10/26/2011 | CN102226424A Rotating-vane rotor engine |
| 10/26/2011 | CN101684745B Rotary type internal combustion engine with two corner pistons |
| 10/26/2011 | CN101255817B Environment protection type internal combustion engine |
| 10/19/2011 | CN102220901A Rotary combustion apparatus |
| 10/13/2011 | WO2011126835A2 Oscillating piston engine |
| 10/13/2011 | US20110247583 Internal Combustion Engine and Components Therefor |
| 10/13/2011 | CA2794500A1 Oscillating piston engine |
| 10/12/2011 | CN102213138A Elliptical sliding vane type engine |
| 10/05/2011 | CN202001098U Engine with damping channel |
| 10/05/2011 | CN102207030A Rotary piston internal combustion engine |
| 09/28/2011 | CN201991608U Blade type diesel engine |
| 09/28/2011 | CN201991606U Eccentric rotor diesel engine |
| 09/28/2011 | CN201991605U Gasoline engine with eccentric rotor |
| 09/28/2011 | CN201991604U Blade type gasoline engine |
| 09/15/2011 | WO2011071710A3 Oscillatory rotary engine |
| 09/07/2011 | CN102177325A Rotary engine with aligned rotor |
| 08/31/2011 | CN102168610A Non-turbine rotor internal combustion engine with partition blade chamber |
| 08/24/2011 | CN201943806U 双燃盘式涡轮节能发动机 Dual fuel saving engine turbine disc |
| 08/24/2011 | CN201943805U Double row piston rotary engine |
| 08/18/2011 | WO2011099885A1 Rotary engine |
| 08/17/2011 | CN201934186U Rotary piston internal-combustion engine |
| 08/17/2011 | CN102155293A Super Wankel stator cavity self-cam fixed-length straight or arc combined blade rotor variable volume system |
| 08/17/2011 | CN102155292A Fan-type one-stroke engine |
| 08/17/2011 | CN102155286A Damping channel engine |
| 08/10/2011 | CN102146838A Eccentric rotor diesel engine |
| 08/10/2011 | CN101634246B Rotary type engine |
| 08/03/2011 | CN102140958A Four-rotor piston engine |
| 07/29/2011 | CA2696343A1 Two cycle two cylinder rotary engine |
| 07/28/2011 | WO2011088596A1 Rotary engine |
| 07/27/2011 | CN201908721U Vane engine |
| 07/27/2011 | CN102135033A Improved rotary engine structure |
| 07/27/2011 | CN102135032A Reciprocating two-stroke internal combustion engine with dual-surface piston arc-shaped cylinder |
| 07/20/2011 | CN102128080A Rotating disc type aircraft engine |
| 07/20/2011 | CN101705862B Arc cylinder internal-combustion engine |
| 07/13/2011 | CN102124196A Planetary rotary engine |
| 07/06/2011 | CN102116196A Vane type diesel engine |
| 07/06/2011 | CN102116195A Gasoline engine with eccentric rotor |
| 07/06/2011 | CN102116194A Vaned petrol engine |
| 06/29/2011 | CN201884119U Hydrogen turbofan engine |
| 06/22/2011 | CN101560913B Rotor sliding vane type engine |
| 06/22/2011 | CN101215990B Pendulum piston type rotor engine |
| 06/16/2011 | WO2011071710A2 Oscillatory rotary engine |
| 06/15/2011 | CN102094811A Non-linear shovel surface secondary enveloping molded line single screw rod meshing pair |
| 06/15/2011 | CN102094707A Hydrogen energy vortex engine |
| 06/08/2011 | CN102086804A Cross-shaped swing ceramic pneumatic transmission steam power increasing internal combustion engine |
| 06/01/2011 | CN101403336B Internal combustion type micro-blade rotor engine |
| 05/25/2011 | CN102072014A Star-type rotor engine |
| 05/25/2011 | CN101463755B Energy conversion method of internal combustion engine and its energy-saving high-efficiency high-speed rotor engine |
| 05/18/2011 | CN102061982A Rotating disk type engine |
| 05/05/2011 | WO2011050571A1 Rotary piston engine |
| 04/27/2011 | EP2313627A2 Planetary rotary engine |
| 04/27/2011 | CN201810393U Aerodynamic engine |
| 04/27/2011 | CN101629514B Rotary cylinder type multi-rotor engine |
| 04/20/2011 | CN201802481U Rotor engine and piston thereof |
| 04/20/2011 | CN201802480U Rotor part of rotor engine and rotor engine |