Patent assignee · US · COMPANY

Lockheed Martin Corporation

5,864Patents
3,215Active
5,864Granted
58Portfolio score

Filing activity: May 8, 1951 → May 30, 2024 · 1,273 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6154658A Vehicle information and safety control system Electricity 521 Expired
US6163296A Calibration and integrated beam control/conditioning system for phased-array antennas Electricity 505 Expired
US5497033A Embedded substrate for integrated circuit modules Emerging Cross-Sectional Technologies 416 Expired
US5293546A Oxide coated metal grid electrode structure in display devices Physics 410 Expired
US5745984A Method for making an electronic module Emerging Cross-Sectional Technologies 390 Expired
US5447411A Light weight fan blade containment system Emerging Cross-Sectional Technologies 362 Expired
US8570273B1 Input device configured to control a computing device Physics 335 Active
US5684950A Method and system for authenticating users to multiple computer servers via a single sign-on Electricity 327 Expired
US5991877A Object-oriented trusted application framework Emerging Cross-Sectional Technologies 308 Expired
US6992639B1 Hybrid-mode horn antenna with selective gain Electricity 260 Expired
US8069471B2 Internet security dynamics assessment system, program product, and related methods Electricity 258 Active
US5923100A Apparatus for controlling a solar array power system Emerging Cross-Sectional Technologies 257 Expired
US5608448A Hybrid architecture for video on demand server Electricity 244 Expired
US6119107A Method and apparatus for payment processing using debit-based electronic funds transfer and disbursement processing using addendum-based electronic data interchange Physics 242 Expired
US7369085B1 Shared phased array beamformer Electricity 229 Active
US5527741A Fabrication and structures of circuit modules with flexible interconnect layers Emerging Cross-Sectional Technologies 227 Expired
US5436839A Navigation module for a semi-autonomous vehicle Physics 227 Expired
US7774202B2 Speech activated control system and related methods Physics 218 Active
US6467543B1 System and process for secondary hydrocarbon recovery Fixed Constructions 216 Expired
US5946669A Method and apparatus for payment processing using debit-based electronic funds transfer and disbursement processing using addendum-based electronic data interchange Physics 214 Expired
US5742237A Tag location monitor Physics 204 Expired
US6259988A Real-time mission adaptable route planner Physics 202 Expired
US8164531B2 Antenna array with metamaterial lens Electricity 196 Active
US8072386B2 Horn antenna, waveguide or apparatus including low index dielectric material Electricity 194 Active
US6339396B1 Location of the radio frequency emitting targets Electricity 190 Expired

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