Patent assignee · US · COMPANY

Lockheed Sanders, Inc.

36Patents
0Active
36Granted
40Portfolio score

Filing activity: Oct 21, 1971 → Feb 17, 1995

Most-cited patents

PatentTitleAreaCited byStatus
US5512908A Apparatus and method for locating cellular telephones Physics 325 Expired
US5189368A Magnetometer Emerging Cross-Sectional Technologies 126 Expired
US5790080A Meander line loaded antenna Electricity 120 Expired
US5625364A Apparatus and method for finding a signal emission source Physics 112 Expired
US5471180A Low-loss dielectric resonant devices having lattice structures with elongated resonant defects Emerging Cross-Sectional Technologies 79 Expired
US5061944A Broad-band high-directivity antenna Electricity 64 Expired
US5389943A Filter utilizing a frequency selective non-conductive dielectric structure Emerging Cross-Sectional Technologies 46 Expired
US4992796A Computed-interferometry radar system with coherent integration Physics 39 Expired
US5067648A Apparatus for holding printed circuit boards during wave soldering and processing Emerging Cross-Sectional Technologies 39 Expired
US5363104A Jamming signal cancellation system Physics 39 Expired
US5436453A Dual mode energy detector having monolithic integrated circuit construction Electricity 33 Expired
US5000566A Optical velocimeter Physics 23 Expired
US5059942A Bit masking compare circuit Physics 21 Expired
US5168215A Instantaneous frequency measurement apparatus and method Physics 18 Expired
US5425130A Apparatus for transforming voice using neural networks Physics 18 Expired
US5302024A Monolithic microwave power sensor using a heat sensing diode junction Physics 17 Expired
US5023440A Tracker using angle-converting cones Physics 16 Expired
US5370458A Monolithic microwave power sensor Physics 16 Expired
US5099248A Transmission signal direction finding apparatus and method Physics 16 Expired
US4969043A Image-convolution and enhancement apparatus Physics 15 Expired
US5117207A Monolithic microwave airbridge Electricity 14 Expired
US5440636A Apparatus and method for processing of frequency hopping communications Electricity 13 Expired
US5256920A Acoustic transducer Performing Operations; Transporting 12 Expired
US5377305A Outer product neural network Physics 11 Expired
US5611856A Method for growing crystals Chemistry; Metallurgy 11 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.