Inventor · Portland, OR, US

Steven B. Elgee

75Patents
20h-index
82Co-inventors
91Inventor score

Filing activity: Sep 30, 1992 → Jul 18, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6164743A Ink container with an inductive ink level sense Performing Operations; Transporting 77 Expired
US5929875A Acoustic and ultrasonic monitoring of inkjet droplets Performing Operations; Transporting 71 Expired
US6179419A Belt driven media handling system with feedback control for improving media advance accuracy Performing Operations; Transporting 70 Expired
US5583545A Ink level detection in a pressure regulated pen Physics 66 Expired
US6255665A Print media and method of detecting a characteristic of a substrate of print media used in a printing device Performing Operations; Transporting 59 Expired
US6412901B1 Acoustic and ultrasonic monitoring of inkjet droplets Performing Operations; Transporting 40 Expired
US6315383A Method and apparatus for ink-jet drop trajectory and alignment error detection and correction Performing Operations; Transporting 39 Expired
US5583547A Drop count-based ink-jet pen servicing method Performing Operations; Transporting 38 Expired
US5856833A Optical sensor for ink jet printing system Performing Operations; Transporting 38 Expired
US6536894B1 Print media heating techniques for a vacuum belt hard copy apparatus Performing Operations; Transporting 36 Expired
US5774074A Multi-track position encoder system Electricity 34 Expired
US6318854A Inkjet printing media handling system with advancing guide shim Performing Operations; Transporting 33 Expired
US6217168A Transparency detection in a tray Performing Operations; Transporting 33 Expired
US6231153A Method and apparatus for controlling an ink-jet print head temperature Performing Operations; Transporting 30 Expired
US6568786B2 Method and apparatus for ink-jet drop trajectory and alignment error detection and correction Performing Operations; Transporting 29 Expired
US6213659A Print medium loading error detection for use in printing devices Performing Operations; Transporting 26 Expired
US5351068A Ink-jet printer carriage and paper motion overlap method and apparatus Performing Operations; Transporting 23 Expired
US5583421A Sepic converter with transformerless line isolation Electricity 21 Expired
US6254081A Regulating vacuum hold of media in a printer Performing Operations; Transporting 21 Expired
US6571702B2 Printer with vacuum platen having bimetallic valve sheet providing selectable active area Performing Operations; Transporting 21 Expired
US6312082A Clear fluid ink-jet pen alignment Performing Operations; Transporting 20 Expired
US6289730A Paper size detection using ultrasound Performing Operations; Transporting 19 Expired
US6454383B2 Clear fluid ink-jet pen alignment Performing Operations; Transporting 19 Expired
US6017114A Shifted element scanning/printing routine coordinated with media advance Electricity 18 Expired
US6260941A Acoustic and ultrasonic monitoring of inkjet droplets Performing Operations; Transporting 18 Expired

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