Inventor · Belmont, CA, US

Eric J. Shrader

78Patents
12h-index
90Co-inventors
87Inventor score

Filing activity: Apr 19, 1985 → Dec 20, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US6995024B2 Method and apparatus for electrostatic dispensing of microdroplets Emerging Cross-Sectional Technologies 53 Expired
US7387393B2 Methods for producing low-visibility retroreflective visual tags Physics 39 Expired
US5774257A Display element and display apparatus Physics 38 Expired
US4637736A Slip sensing method and apparatus Emerging Cross-Sectional Technologies 34 Expired
US5636072A Display element and display apparatus Physics 31 Expired
US7057330B2 Broad frequency band energy scavenger Electricity 29 Expired
US5825119A Sensor element and particle sensor Physics 21 Expired
US5837887A Misfire sensor Mechanical Engineering; Lighting; Heating 21 Expired
US5698931A Sensor element and particle sensor Physics 20 Expired
US5033730A Variable position vacuum article pickup apparatus Performing Operations; Transporting 19 Expired
US7054054B1 Optical modulator with a traveling surface relief pattern Physics 18 Expired
USRE35016E Three-axis force measurement stylus General 12 Expired
US7524015B2 Method of printing smooth micro-scale features Electricity 11 Active
US4825229A Method and apparatus for ink jet printing Performing Operations; Transporting 11 Expired
US6930817B2 Configurable grating based on surface relief pattern for use as a variable optical attenuator Physics 11 Expired
US8965563B2 High throughput parcel handling Physics 9 Active
US5925972A Multiple element particle sensor and signal processing electronics Physics 8 Expired
US6773160B2 Phosphor imaging plate and cassette handling system Physics 6 Expired
US7553669B2 Osmotic reaction detector for monitoring biological and non-biological reactions Emerging Cross-Sectional Technologies 5 Active
US7645560B1 Inkless reimageable printing paper and method Emerging Cross-Sectional Technologies 5 Active
US10256503B2 High performance all solid lithium sulfur battery with fast lithium ion conduction Emerging Cross-Sectional Technologies 4 Active
US7293411B2 Energy scavengers which adjust their frequency by altering liquid distributions on a beam Mechanical Engineering; Lighting; Heating 4 Expired
US9343781B2 Adaptive current-collector electrochemical system Emerging Cross-Sectional Technologies 3 Active
US7564030B2 Method and system for forming temporary images Physics 3 Active
US8690302B2 Bubble removal for ink jet printing Performing Operations; Transporting 3 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.