Litton Resources Systems, Inc.
19Patents
0Active
19Granted
31Portfolio score
Filing activity: Mar 19, 1979 → Apr 19, 1985
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4281403A | Seismic data recording method and apparatus | Physics | 65 | Expired |
| US4400778A | Large-volume, high-speed data processor | Physics | 31 | Expired |
| US4491916A | Large volume, high speed data processor | Physics | 28 | Expired |
| US4285052A | Roll-along switch | Physics | 17 | Expired |
| US4649530A | Combination seismic cable | Physics | 16 | Expired |
| US4390974A | Seismic data telemetric system | Electricity | 14 | Expired |
| US4503929A | Sleeve valve for an air gun having a reciprocating shuttle valve | Physics | 12 | Expired |
| US4442755A | Power stage servo valve for a seismic vibrator | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4532450A | Compound piezoelectric accelerometer with residual voltage matching | Physics | 10 | Expired |
| US4296483A | Method and means for measuring geophone parameters | Physics | 9 | Expired |
| US4470134A | Marsh case for a geophone | Physics | 8 | Expired |
| US4402382A | Air gun fire time sensor | Physics | 8 | Expired |
| US4259563A | Method for dynamically tuning a seismic transducer | Emerging Cross-Sectional Technologies | 7 | Expired |
| US4632215A | Dual-mode hydraulic vibrator | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4505014A | Accelerometer manufacturing method | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4496015A | Interchangeable drive means for a vehicle | Performing Operations; Transporting | 5 | Expired |
| US4682831A | Multiple-contact connector assembly | Electricity | 4 | Expired |
| US4630247A | Vibrator thermal-stress differential compensator | Physics | 2 | Expired |
| US4654660A | Optical telemetric transceiver | Physics | 2 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.