Inventor · disambiguated record
Otis A. Johnston
Also filed as: JOHNSTON OTIS · JOHNSTON OTIS A
14 granted patents·228 citations·filing 1976–2005
93Inventor score
Files withWESTERN ATLAS INT INC5WESTERN GEOPHYSICAL CO4I O EXPLORATION PRODUCTS U S A1JOHNSTON OTIS A1LITTON RESOURCES SYSTEMS1
Top patents by PatentIndex Score
14 records- 0184US5144588AApparatus and method for use in marine seismic surveyingWESTERN ATLAS INT INC·Filed 1991·Granted Sep 1, 1992·66 cites·5 claims
- 0272US4116294ATorque equalizer for a hydraulically driven, four-wheel-drive vehicleWESTERN GEOPHYSICAL CO·Filed 1977·Granted Sep 26, 1978·22 cites·7 claims
- 0365US7918078B2Device for picking fruits using mechanical vibrationMETEORITE AGRICULTURAL EQUIPMENT BV·Filed 2005·Granted Apr 5, 2011·10 cites·35 claims
- 0464US4056164AStabilized portable seismic signal transducerWESTERN GEOPHYSICAL CO·Filed 1976·Granted Nov 1, 1977·20 cites·17 claims
- 0560US4016951AAir transportable seismic exploration system for use on ice-covered watersWESTERN GEOPHYSICAL CO·Filed 1976·Granted Apr 12, 1977·18 cites·18 claims
- 0650US4496015AInterchangeable drive means for a vehicleLITTON RESOURCES SYSTEMS·Filed 1982·Granted Jan 29, 1985·13 cites·3 claims
- 0745US6148952AHydraulic slotted cylinder sourceWESTERN ATLAS INT INC·Filed 2000·Granted Nov 21, 2000·6 cites·19 claims
- 0842US6061302AGimbal lock system for seismic sensorsWESTERN ATLAS INT INC·Filed 1998·Granted May 9, 2000·16 cites·11 claims
- 0940US6069841APressurized lead-in for a seismic streamer cableWESTERN ATLAS INT INC·Filed 1998·Granted May 30, 2000·13 cites·12 claims
- 1040US4429898ASuspension assembly for seismic exploration vehicleMERTZ INC·Filed 1981·Granted Feb 7, 1984·13 cites·16 claims
- 1139US5506818ASeismic source system utilizing a small diameter hose bundleI O EXPLORATION PRODUCTS U S A·Filed 1995·Granted Apr 9, 1996·13 cites·4 claims
- 1236US4637000ADepth transducer protective assemblyWESTERN GEOPHYSICAL CO·Filed 1985·Granted Jan 13, 1987·10 cites·7 claims
- 1333US5185726AContinuously-filled floatation apparatusWESTERN ATLAS INT INC·Filed 1990·Granted Feb 9, 1993·8 cites·8 claims
- 1422US5046054AApparatus for distributing lubricant to air guns in a single airline air gun subarrayJOHNSTON OTIS A·Filed 1990·Granted Sep 3, 1991·0 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →