Lockheed Corporation
366Patents
0Active
366Granted
43Portfolio score
Filing activity: Mar 28, 1966 → May 21, 2002
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5057968A | Cooling system for electronic modules | Electricity | 198 | Expired |
| US4616900A | Coaxial underwater electro-optical connector | Physics | 166 | Expired |
| US4684081A | Multifunction power system for an aircraft | Emerging Cross-Sectional Technologies | 154 | Expired |
| US4382188A | Dual-range drive configurations for synchronous and induction generators | Mechanical Engineering; Lighting; Heating | 137 | Expired |
| US4297076A | Wind turbine | Emerging Cross-Sectional Technologies | 123 | Expired |
| US4419926A | ESC energy recovery system for fuel-efficient aircraft | Emerging Cross-Sectional Technologies | 98 | Expired |
| US5473885A | Pulse detonation engine | Mechanical Engineering; Lighting; Heating | 96 | Expired |
| US4389820A | Blasting machine utilizing sublimable particles | Performing Operations; Transporting | 95 | Expired |
| US4291850A | Contractable shock absorber strut | Performing Operations; Transporting | 93 | Expired |
| US4493010A | Electronic packaging module utilizing phase-change conductive cooling | Electricity | 91 | Expired |
| US5560569A | Aircraft thermal protection system | Emerging Cross-Sectional Technologies | 89 | Expired |
| US4682848A | Underwater-mateable optical fiber connector | Physics | 86 | Expired |
| US4774670A | Flight management system | Physics | 85 | Expired |
| US4473752A | Aircraft engine starting with synchronous ac generator | Mechanical Engineering; Lighting; Heating | 82 | Expired |
| US4559939A | Compatible smoke and oxygen masks for use on aircraft | Emerging Cross-Sectional Technologies | 81 | Expired |
| US4218745A | Microcomputer assisted electrical harness fabrication and testing system | Emerging Cross-Sectional Technologies | 81 | Expired |
| US5576030A | Apparatus for fabricating composite parts | Performing Operations; Transporting | 78 | Expired |
| US4606603A | Underwater connector including integral bladder and seal with a set of constricting means | Physics | 77 | Expired |
| US4336595A | Structural life computer | Physics | 76 | Expired |
| US4494372A | Multi role primary/auxiliary power system with engine start capability for aircraft | Emerging Cross-Sectional Technologies | 75 | Expired |
| US5209428A | Propulsion system for a vertical and short takeoff and landing aircraft | Performing Operations; Transporting | 74 | Expired |
| US4209069A | Drills with chip collectors | Emerging Cross-Sectional Technologies | 73 | Expired |
| US4689821A | Active noise control system | Physics | 70 | Expired |
| US4526432A | Electrical connector assembly for flat cables | Emerging Cross-Sectional Technologies | 69 | Expired |
| US4725956A | Voice command air vehicle control system | Performing Operations; Transporting | 66 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.