| Patents for F03D 3 - Wind motors with rotation axis substantially at right angle to wind direction (9,151) |
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| 06/12/1991 | CA2005292A1 Electric generator type windmill |
| 06/06/1991 | DE3939862A1 Windkraftanlage Wind Turbine |
| 06/04/1991 | US5020967 Parabolic laminar flow |
| 06/04/1991 | CA1284621C Wind turbine system using a vertical axis savonius-type rotor |
| 06/02/1991 | WO1991008394A1 Wind turbine |
| 06/02/1991 | CA2070177A1 Wind turbine |
| 05/16/1991 | DE3937910A1 Wind turbine blade - has hemi-spherical blade cups which can be rotated by governor |
| 05/15/1991 | CN1051412A Motor with wind guiding |
| 04/24/1991 | CN2075707U Plain wind generator |
| 04/23/1991 | US5009569 Wind energy collection system |
| 04/18/1991 | WO1991005162A1 Wind power plant |
| 04/17/1991 | CN1050754A Wind power engine with one-sided blades |
| 04/11/1991 | DE3933531A1 Vertical axis portable wind-powered generator - makes use of flaps with variable profile hinged sections |
| 04/04/1991 | WO1991004412A1 Fluid driven motor |
| 04/03/1991 | CN2074376U High efficient portable vertical-shaft wind motor |
| 03/27/1991 | EP0418239A1 Flow machine. |
| 03/20/1991 | CN2073484U Traffic transport of wind power |
| 03/07/1991 | DE3928538A1 Wind turbine shaft - is comprised of S-profile formed bodies |
| 03/06/1991 | CN1049703A Strong-resistance converting electricity-generating device |
| 02/20/1991 | CN1049397A Vertical axis rolling-wing type windmill |
| 01/23/1991 | EP0317618B1 Wind power engine |
| 01/09/1991 | CN2069032U Wind motors with automatic changing and locating direction blades |
| 01/03/1991 | DE3913948A1 Vertical wind turbine on a carrier mast - makes use of screen attached to weather vane |
| 12/27/1990 | WO1990015927A1 Wind-powered machine |
| 12/25/1990 | US4979871 Wind turbine |
| 12/19/1990 | CN2067768U Windmill with blads capable of performing rotation and revolution |
| 12/06/1990 | DE3918232A1 Wind or water driven motor - has stator with funnel with central cone and intermediate walls for flow guidance |
| 12/06/1990 | DE3918184A1 Wind turbine driving electrical generator - has horizontal arms supporting rotatable plates adjusted to match detected wind direction |
| 11/21/1990 | CN2066082U Vertical shaft wind-driven generator with support rotating wheel |
| 11/14/1990 | CN2065679U Solar-wind energy electricity generator set |
| 11/13/1990 | US4970404 Method and means of generating electricity by a wind blown turbine |
| 11/08/1990 | DE4018516A1 Wind turbogenerator set for installation in small spaces - comprises wind vane in or on hollow cylinder coupled to gearing for rotary electric current generator |
| 10/24/1990 | CN1046373A Low-resistance windmill with movable blades |
| 10/18/1990 | DE3912271A1 Vertical rotor for windmill - has self-supporting structure without need for external bracing |
| 10/17/1990 | CN1010044B Wind motor |
| 10/03/1990 | EP0389608A1 Wind-driven rotor |
| 09/12/1990 | CN1009569B Swing wing type vertical windmill |
| 08/30/1990 | DE3905965A1 Wind-driven electrical generator - has five turbines spaced evenly around central vertical axis |
| 08/22/1990 | CN2060820U Wind motor |
| 08/09/1990 | DE3903116A1 Wind power installation |
| 08/01/1990 | EP0379626A1 Self-restored windmill |
| 08/01/1990 | CN1044326A Returned wing type vertical shaft wind-mill |
| 07/19/1990 | DE3900319A1 Fluid-flow engines having an adjustable contouring (shaping) grating (grid) |
| 07/12/1990 | WO1990007647A1 Vertical axis sail bladed wind turbine |
| 07/05/1990 | DE3844376A1 Wind power installation |
| 06/20/1990 | EP0373212A1 Wind-power machine |
| 06/19/1990 | US4935639 Revolving power tower |
| 05/30/1990 | CN2057703U Coned barrel wind wheel of breeze generator |
| 05/15/1990 | US4926061 Windtrap energy system |
| 05/03/1990 | DE3837040A1 Wind energy converter for installation on garages, bungalows and all other flat roofs suitable therefor |
| 04/19/1990 | WO1990004102A1 Wind-driven rotor |
| 04/18/1990 | EP0364020A1 Rotor for a wind motor |
| 04/18/1990 | CN1007642B Rectangular vane-type vertical shaft wind mill |
| 04/05/1990 | DE3832997A1 Installation for harnessing energy by means of a plurality of wind wheels |
| 04/05/1990 | DE3714478A1 Windmill |
| 04/03/1990 | CA2000105A1 Windgetriebener rotor |
| 03/28/1990 | CN2055190U Windmill with vanes turning over follow wind |
| 03/22/1990 | DE3831915A1 Wind-energy converter for generating electrical energy |
| 03/01/1990 | DE3829112A1 Wind power station |
| 02/22/1990 | DE3828361A1 Wind power station controlled as a function of the wind force and rotating about the vertical axis and having fixed and movable rotor blades |
| 01/17/1990 | CN1038857A All-direction pneumohydraulic wheel |
| 12/28/1989 | WO1989012747A1 Wind-power machine |
| 12/21/1989 | DE3820490A1 Apparatus for generating energy from the kinetic energy of a flowing medium |
| 12/19/1989 | CA1263940A1 Vertical axis wind turbine |
| 12/14/1989 | WO1989010483A3 Binary system of catching eolic energy |
| 12/12/1989 | US4886421 Wind turbine air foil |
| 11/30/1989 | WO1989011595A2 Vertical axis wind engine with counterpositioned orthogonal blades which oscillate on their diametral axis |
| 11/22/1989 | CN1037378A Aero-generator able to enlarge wind power |
| 11/15/1989 | CN1037193A Unit combination type wind power station |
| 11/02/1989 | WO1989010483A2 Binary system of catching eolic energy |
| 10/19/1989 | DE3825241A1 Wind turbine |
| 10/11/1989 | EP0336268A1 Windpowerplant |
| 10/11/1989 | CN1036248A Wind motor |
| 10/10/1989 | US4872804 Wind turbine having combination wind deflecting and frame orienting means as well as dual rudders |
| 10/04/1989 | CN1036064A Swing wing type vertical windmill |
| 09/28/1989 | DE3905071A1 Wind power installation for a plurality of vertical and horizontal rotors having wind guiding devices and a rotatable cylindrical centre part |
| 09/20/1989 | CN2044650U Wind-driven electricity generator |
| 09/20/1989 | CN1035707A Comprehensive utilization technique of various energy |
| 09/13/1989 | CN1035546A Anemo-electric generator |
| 09/06/1989 | EP0331601A2 Wind generator |
| 08/31/1989 | DE3805370A1 Windkraftmaschine Wind power machine |
| 08/24/1989 | WO1989007713A1 Wind power engine |
| 08/15/1989 | US4857753 Wind energy convertor |
| 08/02/1989 | CN2042116U Wind-guiding type wind-driven machine |
| 08/02/1989 | CN1034341A Semi-deflector thruster |
| 07/27/1989 | DE3832851A1 Horizontal air-vane rotor |
| 07/27/1989 | DE3807574A1 Plant for harnessing wind energy and method for harnessing wind energy |
| 07/26/1989 | CN2041730U Wind-driven engine |
| 07/19/1989 | EP0235149B1 Enclosed wind-power machine with eccentric rotor axis |
| 07/19/1989 | CN2041369U Wind generator with vertical shaft |
| 07/19/1989 | CN2041368U Blades swinging type wind motor |
| 07/19/1989 | CN1034040A Fluid powered motor-generator apparatus |
| 07/13/1989 | DE3800070A1 Fluidic energy converter |
| 07/13/1989 | DE3742840A1 Windkraftmaschine Wind power machine |
| 07/12/1989 | CN2040956U Windmill with perpendicular shaft |
| 06/28/1989 | CN2040167U Typhoon engine |
| 06/28/1989 | CN2040166U Windmill with automatically-adjustable vanes |
| 06/15/1989 | WO1989005403A1 Wind motor module made by assembling a parabolic-flow turbine between a base and a dome |
| 06/14/1989 | CN2039358U New-type fan blade of windmill |
| 06/13/1989 | US4838757 Wind turbine system using a savonius type rotor |