Resources Contact Us Home
Dorey; Jacques A.
Combs-la-Ville, FR
No. of patents:

Patent Number Title Of Patent Date Issued
4151529 Radio beacon for aerial navigation system April 24, 1979
An air-navigational beacon, designed to simulate an imaginary circular ben with a multiplicity of pairs of diametrically opposite dipoles excited in cyclic succession, comprises an array of stationary dipole pairs disposed along lines parallel to a given direction. The spacing of th
4042929 Helicopter navigation system August 16, 1977
In a system for use in helicopter navigation antennas are carried at the e ends of each of the blades of the rotor of the helicopter. Radio waves transmitted by a beacon at a known location on the ground are received by the antennas and phase modulated by their rotation. On the rotor th
4019184 Direction-finding method and system April 19, 1977
High-frequency waves transmitted by a rotating antenna array at a ground tion are intercepted by an airborne receiver for photoelectric evaluation by one or more discs whose light transmissivity, by translumination or reflection, varies periodically according to a sinusoidal law in one

  Recently Added Patents
Upper surface of a skateboard deck
Domestic soda-water preparing device
Method of making a CIG target by cold spraying
Recombinant vectors for use in position-independent transgene expression within chromatin
Facility to reuse paper
Wall flow type exhaust gas purification filter
Online data conversion technique using a sliding window
  Randomly Featured Patents
EAF dust treatment
System method and article of manufacture for integrated enterprise-wide control
Method for attaching a printed circuit cable to an actuator arm in a disc drive assembly
Automatic service apparatus and automatic service system
Disk reproducing apparatus and disk reproducing method
Thermoplastic positioning sling and method of fabrication thereof
Electric control method for automobile air conditioner
Method of writing to a memory array using clear enable and column clear signals
Textile softeners
Adjustable duck decoy