1
Larry R Barnett, Yue Ying Lau, Kwo R Chu, Victor L Granatstein: Wide-band distributed rf coupler. The United States of America represented by the Secretary of the Navy, Robert F Beers, William T Ellis, January 28, 1986: US04567401 (152 worldwide citation)

A wide-band distributed coupler for coupling rf energy from an input waveguide into a tapered interaction waveguide in a traveling-wave amplifier comprising a plurality of channel filters connecting between the input and interaction waveguides, with each filter coupled to the interaction waveguide a ...


2
Yue Ying Lau, Kwo R Chu, Victor L Granatstein, Larry R Barnett: Wide-band gyrotron traveling-wave amplifier. Robert F Beers, William T Ellis, August 6, 1985: US04533875 (151 worldwide citation)

A high power amplifier for amplifying millimeter-wave radiation comprising: a length of metallic waveguide tapered from a small cross-sectional end to a larger cross-sectional end; a magnetron-type electron injection gun for injecting a spiral beam of relativistic electrons at the small end of the w ...


3
Henry F Gray, Richard F Greene: Method of manufacturing a field-emission cathode structure. The United States of America represented by the Secretary of the Navy, Robert F Beers, William T Ellis, Alan P Klein, December 29, 1981: US04307507 (148 worldwide citation)

A method of manufacturing a field-emitter array cathode structure in which substrate of single crystal material is selectively masked such that the unmasked areas define islands on the underlying substrate. The single crystal material under the unmasked areas is orientation-dependent etched to form ...


4
Yue Ying Lau, Larry R Barnett: Gyromagnetron amplifier. The United States of America represented by the Secretary of the Navy, Robert F Beers, William T Ellis, October 29, 1985: US04550271 (145 worldwide citation)

A gyromagnetron amplifier for radiation at millimeter wavelengths comprising a tapered waveguide tube with longitudinally running vanes in the walls of the tube with the number of vanes chosen to coincide with a desired cyclotron harmonic frequency to be amplified. A beam of spiralling mildly relati ...


5
Richard F Greene, Henry F Gray: p-n Junction controlled field emitter array cathode. The United States of America represented by the Secretary of the Navy, Robert F Beers, William T Ellis, Charles E Krueger, April 23, 1985: US04513308 (142 worldwide citation)

A Field Emitter Array comprising a semiconductor substrate with an emitter urface formed thereon. A plurality of emitter pyramids is disposed on the emitter surface for emitting an electron current. The magnitude of the electron current emitted by each emitter pyramid I.sub.max, is controlled by a r ...


6
Huntington W Curtis, Min Su Fung, Roger L Verkuil: Contactless technique for semicondutor wafer testing. International Business Machines Corporation, William T Ellis, Aziz M Ahsan, March 14, 1989: US04812756 (125 worldwide citation)

A contactless technique for semiconductor wafer testing comprising: depositing charges on the top surface of an insulator layer over the wafer to create an inverted surface with a depletion region and thereby a field-induced junction therebelow in the wafer, with an accumulated guard ring on the sem ...


7
James R Griffith, Jacques G O Rear: Fluorinated diacrylic esters and polymers therefrom. The United States of America represented by the Secretary of the Navy, Robert F Beers, William T Ellis, Thomas E McDonnell, October 26, 1982: US04356296 (80 worldwide citation)

A diacrylate monomer represented by the formula: ##STR1## wherein R represent CF.sub.3 or C.sub.2 F.sub.5, R' represents --H or --sub.3, R" represents H or --(CF.sub.2).sub.n F, and n is an integer from 1 to 10, and polymer therefrom.


8
Scott C Rashleigh: Fiber optic sensor with enhanced immunity to random environmental perturbations. The United States of America represented by the Secretary of the Navy, Robert F Beers, William T Ellis, Kenneth E Walden, April 10, 1984: US04442350 (79 worldwide citation)

A sensor is provided for sensing or detecting the presence of an environmental field condition such as acceleration, temperature change, magnetic or acoustic fields. The field is sensed by interference between two mutually orthogonal polarized eigenmodes in a single monomode optical fiber which may ...


9
Norman C Koon: Hard magnetic alloys of a transition metal and lanthanide. The United States of America represented by the Secretary of the Navy, Robert F Beers, William T Ellis, Thomas E McDonnell, September 6, 1983: US04402770 (78 worldwide citation)

A hard magnetic alloy comprises iron, boron, lanthanum, and a lanthanide is prepared by heating the corresponding amorphous alloy to a temperature from about 850 to 1200 K. in an inert atmosphere until a polycrystalline multiphase alloy with an average grain size not exceeding 400 A is formed.


10
Bernard L Lewis: Clutter and multipath suppressing sidelobe canceller antenna system. The United States of America represented by the Secretary of the Navy, Robert F Beers, William T Ellis, Philip Schneider, November 16, 1982: US04359738 (78 worldwide citation)

An improved antenna and interference-cancelling system for improving signal ampling, particularly in side-lobe canceller system operating in a multiple-interference-source environment. An antenna is constructed as a circularly symmetric lens having loosely coupled feed elements disposed around the p ...