Northrup Grumman Corp.
12Patents
0Active
12Granted
34Portfolio score
Filing activity: Sep 19, 1994 → Nov 26, 2004
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6901318B1 | Method of management of maintenance activities for vehicles | Physics | 22 | Expired |
| US5860620A | Ram wing vehicle | Performing Operations; Transporting | 14 | Expired |
| US6473182B1 | Automatic gain control of a closed loop fiber optic gyroscope using non-linear control laws | Electricity | 11 | Expired |
| US6299122A | Spherically mounted retroreflector edge adapter | Physics | 11 | Expired |
| US7314076B2 | Multilayer shim peeling device | Emerging Cross-Sectional Technologies | 11 | Expired |
| USD381938S | Tactical aircraft decoy, conjugal tandem design | General | 10 | Expired |
| US6318483A | Disengageable drive arrangement for an all terrain vehicle having both tracks and wheels | Performing Operations; Transporting | 10 | Expired |
| US7002225B2 | Compliant component for supporting electrical interface component | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6946927B2 | Suspended substrate low loss coupler | Electricity | 4 | Expired |
| US5448213A | Electromagnetic shielding concept for superconducting levitating magnets | Performing Operations; Transporting | 4 | Expired |
| US7378782B2 | IDT electroded piezoelectric diaphragms | Electricity | 3 | Expired |
| US5707410A | Exhaust stack scrubber | Performing Operations; Transporting | 2 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.