Patent assignee · US · COMPANY

E-Systems, Inc.

274Patents
0Active
274Granted
43Portfolio score

Filing activity: Mar 13, 1968 → Jan 21, 1998

Most-cited patents

PatentTitleAreaCited byStatus
US5504873A Mass data storage and retrieval system Physics 984 Expired
US5664109A Method for extracting pre-defined data items from medical service records generated by health care providers Emerging Cross-Sectional Technologies 524 Expired
US5317323A Passive high accuracy geolocation system and method Physics 324 Expired
US5392299A Triple orthogonally interleaed error correction system Electricity 290 Expired
US5808565A GPS triggered automatic annunciator for vehicles Physics 241 Expired
US4967340A Adaptive processing system having an array of individually configurable processing components Physics 213 Expired
US5465289A Cellular based traffic sensor system Electricity 177 Expired
US5296335A Method for manufacturing fiber-reinforced parts utilizing stereolithography tooling Emerging Cross-Sectional Technologies 173 Expired
US4388644A Apparatus for monitoring a multichannel receiver Electricity 155 Expired
US5444864A Method and apparatus for cancelling in-band energy leakage from transmitter to receiver Electricity 148 Expired
US4069812A Solar concentrator and energy collection system Emerging Cross-Sectional Technologies 129 Expired
US4346477A Phase locked sampling radio receiver Electricity 123 Expired
US4577272A Fault tolerant and load sharing processing system Physics 123 Expired
US4216497A Apparatus for monitoring a multichannel receiver Electricity 120 Expired
US5559864A Cellular based traffic sensor system Electricity 117 Expired
US4154219A Prismatic solar reflector apparatus and method of solar tracking Emerging Cross-Sectional Technologies 106 Expired
US4730793A Ordnance delivery system and method including remotely piloted or programmable aircraft with yaw-to-turn guidance system Performing Operations; Transporting 106 Expired
US5214768A Mass data storage library Physics 104 Expired
US5587119A Method for manufacturing a coaxial interconnect Electricity 100 Expired
US5581638A Method for autonomous image registration Physics 97 Expired
US5280477A Network synchronous data distribution system Electricity 94 Expired
US4509017A Method and apparatus for pulse angle modulation Electricity 89 Expired
US4097786A Limit control apparatus Electricity 79 Expired
US5736977A Video real estate information service Physics 73 Expired
US4916410A Hybrid-balun for splitting/combining RF power Electricity 68 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.