| Patents for B64C 31 - Aircraft intended to be sustained without power plant; Powered hang-glider-type aircraft; Microlight-type aircraft (1,264) |
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| 02/14/1996 | CN2219857Y Air-bicycle |
| 02/14/1996 | CN1030978C Airfoil canopy aircraft |
| 02/08/1996 | DE4426403C1 Auxiliary power plant for glider |
| 02/07/1996 | EP0695207A1 Inflatable kite arrangement and launcher |
| 02/01/1996 | DE4426633A1 Folding propeller for motor gliders |
| 12/27/1995 | EP0688715A1 Method to create thrust for aircrafts flying at altitude |
| 12/12/1995 | US5474257 Deployable wing |
| 11/28/1995 | CA2123346A1 Human-powered aircraft i |
| 11/15/1995 | CN2212550Y Kite with type of facial makeup in Beijing opera |
| 11/09/1995 | DE19520201A1 Braking parachute canopy coupled to pilot by catch lines |
| 10/10/1995 | US5456199 Aerodynamic rigging system |
| 07/25/1995 | US5435259 Rein-deer kite and its control systems |
| 06/14/1995 | DE4443710A1 Urinary appliance for female glider pilot |
| 06/01/1995 | WO1995014609A1 Deployable wing |
| 05/26/1995 | WO1995013964A1 Propulsion unit for slow light aircraft |
| 03/29/1995 | CN2193321Y Toy artificial two-wing flight device |
| 03/16/1995 | WO1995007216A1 Ultra-lightweight aircraft and an aircraft wing with a soft skin |
| 03/01/1995 | CN2190615Y Man power or motor driving aircraft |
| 02/14/1995 | US5388786 Escape apparatus |
| 02/08/1995 | EP0637541A1 Decomposable wing and manufacturing system of a connecting element for thin walled shaped piece, in particular for the segments of such decomposable wing |
| 01/25/1995 | CN2188073Y Man-power aircraft |
| 01/11/1995 | EP0633184A1 Steering aid for steering a glider |
| 01/04/1995 | CN1096987A Light aircraft |
| 12/22/1994 | WO1994029172A1 Suspension flight control method and apparatus |
| 12/15/1994 | DE4319204A1 Gliding optimiser for hang gliders |
| 12/08/1994 | WO1994023812A3 Inflatable kite arrangement and launcher |
| 12/08/1994 | DE4415611A1 Muscle-powered drive for land vehicles, watercraft and aircraft with an integrated steering system |
| 12/06/1994 | US5370341 Ultralight helicopter and control system |
| 11/30/1994 | CN2183962Y Glider with propeller drive |
| 11/22/1994 | US5366182 Kiteski |
| 10/27/1994 | WO1994023812A2 Inflatable kite arrangement and launcher |
| 10/27/1994 | CA2159736A1 Inflatable kite arrangement and launcher |
| 10/20/1994 | DE4411854A1 Flying wing which is independent of takeoff and landing runways |
| 09/22/1994 | DE4308758A1 Control aid for hang-gliders and ultralight aircraft (trikes) |
| 08/31/1994 | EP0575344B1 Microli flying device |
| 06/29/1994 | CN2170268Y Umbrella-shaped aircraft |
| 06/01/1994 | EP0599788A1 Device for the continuous adjustment, in flight, of the inclination of the wing structure in an ultralight aircraft of the pendular type |
| 05/18/1994 | CN1086779A Bionic man power aircraft |
| 05/05/1994 | DE4326416A1 Aerodynamic brake system for glide angle extension for hang gliders - is so arranged that brake force engages gravity point of hang glider pilot |
| 04/20/1994 | EP0592593A1 Airfoil canopy aircraft |
| 03/17/1994 | DE4231676C1 Motor-driven foldable propeller for motorised glider - has propeller located at stern, and is retracted into glider body |
| 02/23/1994 | EP0403610B1 Kite-like flying device with dual handles and four point control |
| 01/27/1994 | DE4224505A1 Engine and propeller of powered glider - are held securely in retracted position by safety latch unit released by pull cord |
| 01/06/1994 | WO1994000344A1 Flying vehicle |
| 01/04/1994 | US5275117 Flexible wing shape controlling device |
| 12/28/1993 | US5273813 Fabric material useful for wind-filling sporting goods |
| 12/01/1993 | CN2148032Y Man-power aircraft |
| 12/01/1993 | CN2148031Y Man-power aircraft |
| 11/18/1993 | DE4216333A1 Frame for tandem bicycle - has two cranks and crank-rocker-linkage with over-long drive chains, rocker arms and chain tensioners |
| 10/12/1993 | US5252068 Weight-shift flight control transducer and computer controlled flight simulator, hang gliders and ultralight aircraft utilizing the same |
| 10/12/1993 | US5251853 Canopy for paraglider and/or parachute |
| 09/28/1993 | CA1322549C Hybrid wing assembly |
| 09/02/1993 | DE4206197A1 Foldable propeller tower for light aircraft - has drive motor arranged in fuselage and foldable part tower and fixed part tower connected by rotary link |
| 08/25/1993 | CN2140879Y Man-power aircraft |
| 08/05/1993 | DE4202582A1 Parachute for pilot of hang-glider or para-glider - can be opened either by rocket actuated mechanism or manually by pilot |
| 07/28/1993 | EP0552374A1 Cloth material for sport gears billowing in the wind |
| 06/23/1993 | CN2136822Y Model zfz 90 wire winding device |
| 06/16/1993 | CN1073146A Airfoil canopy aircraft |
| 06/08/1993 | US5217189 Suspension flight control method and apparatus |
| 04/22/1993 | DE4134633A1 Passive infrared detector of upward thermal air currents - gives indication of proximity of thermal by difference in time of lighting of detector-driven LEDs |
| 04/21/1993 | CN1071131A Man-power aircraft |
| 04/15/1993 | DE4201102C1 Bearing support for propeller holder belt pulleys - has base plate and set plate of same size, each with annular groove orthogonal to propeller shaft |
| 04/01/1993 | DE4201383C1 Light aircraft propeller rest position fixing mechanism - has two-armed lever with brake-block mounted on propeller shaft, and inserts retaining pin into notch in shaft when propeller drive is switched off |
| 02/04/1993 | DE4222668A1 Folding propeller for powered glider - has can and spring-loaded lever to hold propeller in folding position |
| 01/26/1993 | US5181674 Wind driven craft |
| 01/21/1993 | WO1993001087A1 Airfoil canopy aircraft |
| 01/21/1993 | WO1993001086A1 Flexible wing shape controlling device |
| 01/21/1993 | DE4119736A1 Bicycle with connected crank and crank lever linkage - has two-sided levers as linkages, moving up and down, on pedal axis, and connected to rear wheel |
| 01/21/1993 | CA2112125A1 Airfoil canopy aircraft |
| 01/20/1993 | EP0175739B2 Flex wing apparatus |
| 01/09/1993 | WO1993001338A1 Cloth material for sport gears billowing in the wind |
| 12/29/1992 | US5174530 Single surface display kite |
| 12/24/1992 | DE4120089A1 Collapsible drive for glider - has moor fixed in fuselage, and propeller support accommodates flexible drive element and reduction gear |
| 12/22/1992 | US5172874 Device for supplying air to a double surface-aerodynamic-profile |
| 12/03/1992 | DE4117235A1 Transmission for auxiliary propeller for aircraft - has propeller support which can swing propeller to horizontal position |
| 11/19/1992 | DE4215855A1 Compsn. for coating paraglider canopy material - contains organo:polysiloxane compsn. comprising di:organo:polysiloxane, crosslinker and organic filler in aq. organic soln. |
| 11/03/1992 | US5160100 Airfoil canopy aircraft |
| 10/31/1992 | CA2041525A1 Hang glider which can fly by human strength |
| 10/28/1992 | EP0510556A1 Propulsion unit for motorized glider |
| 07/30/1992 | DE4205156A1 Variable section wing for hang-glider - has two separate lift surfaces for high and low speed flight |
| 07/23/1992 | WO1992012050A1 Microli flying device |
| 07/22/1992 | CN2110625U Thread winding device for kite |
| 06/23/1992 | US5123368 Laminar air-flow sail |
| 06/17/1992 | DE4039635A1 Power transmission device for movable wing flying machine - comprises housing contg. movable slide ring to which striker arm is fitted |
| 06/04/1992 | DE4137127A1 Triangular sail for boat or light aircraft wing - has rear part formed by ropes or coarse meshwork acting as stay-ropes |
| 05/20/1992 | CN1061194A Fixed drawing wind power flying vehicle |
| 05/20/1992 | CN1061193A Manpower flying vehicle |
| 04/01/1992 | CN2100356U Vibration wings aircraft |
| 03/18/1992 | EP0475293A1 Canopy for paraglider and/or parachute |
| 03/10/1992 | US5094638 Water vehicle |
| 03/08/1992 | CA2050872A1 Canopy for paraglider and/or parachute |
| 03/04/1992 | CN1059125A 飞行器 Aircraft |
| 02/19/1992 | EP0346323B1 Steering device for a hang glider |
| 01/07/1992 | US5078335 Device making it possible to convert a motorcycle into a motorized ultralight aircraft |
| 01/02/1992 | EP0463262A1 Skyboard |
| 12/24/1991 | US5074498 Single surface display kite |
| 12/10/1991 | US5071089 Off weight lift wing for skiers and the like |
| 11/07/1991 | DE4020585A1 Aircraft wing in flight cleaning instrument - has driving vanes joined by wire round wing leading edge |
| 10/30/1991 | EP0453550A1 Device for supplying air to a double-surfaced aerodynamic shape |
| 10/15/1991 | US5056447 Rein-deer kite |