Assignee
SPERRY CORP
US1,058 patents
Top patents by PatentIndex Score
US4516837AMay 14, 1985
Electro-optical switch for unpolarized optical signals
SPERRY CORP180 citations99
US4634858AJan 6, 1987
Variable coupler fiberoptic sensor
SPERRY CORP161 citations98
US4605977AAug 12, 1986
Air bearing head displacement sensor and positioner
SPERRY CORP168 citations98
US4527241AJul 2, 1985
Automatic combine harvester adjustment system
SPERRY CORP189 citations98
US4394732AJul 19, 1983
Cache/disk subsystem trickle
SPERRY CORP150 citations98
US4394642AJul 19, 1983
Apparatus for interleaving and de-interleaving data
SPERRY CORP203 citations98
US4558302ADec 10, 1985
High speed data compression and decompression apparatus and method
SPERRY CORP630 citations97
US4247843AJan 27, 1981
Aircraft flight instrument display system
SPERRY CORP188 citations97
US4188595AFeb 12, 1980
Shielded surface wave transmission line
SPERRY CORP216 citations97
US4638493AJan 20, 1987
Adaptive interference rejection for improved frequency hop detection
SPERRY CORP192 citations96
US4633434ADec 30, 1986
High performance storage unit
SPERRY CORP121 citations96
US4630187ADec 16, 1986
Power converter with duty ratio quantization
SPERRY CORP134 citations96
US4622667ANov 11, 1986
Digital fail operational automatic flight control system utilizing redundant dissimilar data processing
SPERRY CORP126 citations96
US4600986AJul 15, 1986
Pipelined split stack with high performance interleaved decode
SPERRY CORP108 citations96
US4580066AApr 1, 1986
Fast scan/set testable latch using two levels of series gating with two current sources
SPERRY CORP98 citations96
US4534285AAug 13, 1985
Actuator mechanism for continuous roll baling machine
SPERRY CORP69 citations96
US4531213AJul 23, 1985
Memory through checking system with comparison of data word parity before and after ECC processing
SPERRY CORP60 citations96
US4530054AJul 16, 1985
Processor-addressable timestamp for indicating oldest written-to cache entry not copied back to bulk memory
SPERRY CORP127 citations96
US4509146AApr 2, 1985
High density Josephson junction memory circuit
SPERRY CORP85 citations96
US4490802ADec 25, 1984
Takeoff weight computer apparatus for aircraft
SPERRY CORP53 citations96
US4461543AJul 24, 1984
Electro optic switch
SPERRY CORP107 citations96
US4437761AMar 20, 1984
Refractive index temperature sensor
SPERRY CORP63 citations96
US4435948AMar 13, 1984
Mechanism for pivoting windrow shields into a vertical transport position
SPERRY CORP55 citations96
US4432599AFeb 21, 1984
Fiber optic differential sensor
SPERRY CORP69 citations96
US4418393ANov 29, 1983
Matched filter spread spectrum code recovery apparatus
SPERRY CORP132 citations96
US4394733AJul 19, 1983
Cache/disk subsystem
SPERRY CORP93 citations96
US4385799AMay 31, 1983
Dual array fiber liquid crystal optical switches
SPERRY CORP63 citations96
US4364016ADec 14, 1982
Method for post fabrication frequency trimming of surface acoustic wave devices
SPERRY CORP69 citations96
US4355864AOct 26, 1982
Magnetooptic switching devices
SPERRY CORP67 citations96
US4345328AAug 17, 1982
ECC Check bit generation using through checking parity bits
SPERRY CORP58 citations96
US4293188AOct 6, 1981
Fiber optic small displacement sensor
SPERRY CORP109 citations96
US4278327AJul 14, 1981
Liquid crystal matrices
SPERRY CORP108 citations96
US4259829AApr 7, 1981
Combine harvesters
SPERRY CORP107 citations96
US4220959ASep 2, 1980
Josephson tunnel junction with polycrystalline silicon, germanium or silicon-germanium alloy tunneling barrier
SPERRY CORP52 citations96
US4214292AJul 22, 1980
Printed circuit board guide spring
SPERRY CORP69 citations96
US4208651AJun 17, 1980
Fingerprint identification by ridge angle and minutiae recognition
SPERRY CORP79 citations96
US4201442AMay 6, 1980
Liquid crystal switching coupler matrix
SPERRY CORP96 citations96
US4642555AFeb 10, 1987
Differential capacitance detector
SPERRY CORP57 citations95
US4598357AJul 1, 1986
Cache/disk subsystem with file number for recovery of cached data
SPERRY CORP180 citations95
US4595911AJun 17, 1986
Programmable data reformat system
SPERRY CORP78 citations95
US4558560ADec 17, 1985
Pivot tongue harvester with lateral transport
SPERRY CORP64 citations95
US4530055AJul 16, 1985
Hierarchical memory system with variable regulation and priority of writeback from cache memory to bulk memory
SPERRY CORP92 citations95
US4485429ANov 27, 1984
Apparatus for cooling integrated circuit chips
SPERRY CORP136 citations95
US4464650AAug 7, 1984
Apparatus and method for compressing data signals and restoring the compressed data signals
SPERRY CORP431 citations95
US4439218AMar 27, 1984
Screen cleaning means
SPERRY CORP58 citations95
US4435041AMar 6, 1984
Chromatic aberration correction in a multiwavelength light beam deflection system
SPERRY CORP80 citations95
US4435707AMar 6, 1984
Weather radar with signal compensation for precipitation
SPERRY CORP79 citations95
US4425615AJan 10, 1984
Hierarchical memory system having cache/disk subsystem with command queues for plural disks
SPERRY CORP158 citations95
US4398798AAug 16, 1983
Image rotating diffraction grating
SPERRY CORP110 citations95
US4333082AJun 1, 1982
Inhomogeneous dielectric dome antenna
SPERRY CORP262 citations95
Showing the top 50 of 1,058 patents by PatentIndex Score.