Inventor

Steven B. Elgee

Inventor

Portland, OR, US

Overview

1994–2021

Patent span

Performing operations

Primary field (CPC B)

Patents· 70 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B41Jprimary

B41JTypewriters65%

B65HHandling thin or filamentary material, e.g. sheets, webs, cables10%

B41MPrinting, duplicating, marking, or copying processes3%

G01SRadio direction-finding3%

G01FMeasuring volume, volume flow, mass flow or liquid level2%

G03GElectrography2%

H03MCoding2%

H04NPictorial communication, e.g. television2%

Y10TTechnical subjects covered by former us classification2%

C09DCoating compositions, e.g. paints, varnishes or lacquers1%

PatentTitleYear

10,887,737Vehicle-to-vehicle communication system2021 10,479,106Drop detector2019 10,414,162Detecting droplets2019 9,925,811'Controlling operation of a printer based on detection of an optical marker in a pigment ink'2018 9,399,364'Non-printed features on print media for printing with a desired resolution'2016 8,182,065'Apparatus and methods for compensation of thermal and hydroscopic expansion effects in a low cost motion control system'2012 8,118,302'Passive linear encoder'2012 7,885,597'Scanning a media stack'2011 7,461,925'Adjusting power'2008 7,449,662'Air heating apparatus'2008 RE039441'Printer with vacuum platen having bimetallic valve sheet providing selectable active area'2006 6,951,335'Reciprocating linear encoder'2005 6,913,354'Print media heating techniques for a vacuum belt hard copy apparatus'2005 6,908,171'Print-quality control method and system'2005 6,877,838'Detection of in-flight positions of ink droplets'2005 6,866,378'Conductive additives for use in printing processes employing radiational drying'2005 6,860,665'Passive linear encoder'2005 6,789,889'Inkjet printing media handling system with advancing guide shim'2004 6,779,862'System and method of providing power to a print head'2004 6,705,698'Marking media using notches'2004 6,631,962'System for ink short protection'2003 6,623,095'Print-quality control method and system'2003 6,582,072'Linefeed control in belt-type printers'2003 6,578,940'System for ink short protection'2003 6,571,702'Printer with vacuum platen having bimetallic valve sheet providing selectable active area'2003 6,568,786'Method and apparatus for ink-jet drop trajectory and alignment error detection and correction'2003 6,557,973'Print mode for full bleed'2003 6,536,894'Print media heating techniques for a vacuum belt hard copy apparatus'2003 6,508,529'Inkjet printing media handling system and method for reducing cockle growth'2003 6,499,827'Apparatus and method of compensating for print engine and encoder expansion or contraction in a printing device'2002 6,454,383'Clear fluid ink-jet pen alignment'2002 6,450,634'Marking media using notches'2002 6,450,608'Method and apparatus for ink-jet drop trajectory and alignment error detection and correction'2002 6,447,089'Techniques for using a linear array to detect media top/bottom edges for full bleed printing'2002 6,428,161'Drying apparatus'2002 6,412,901'Acoustic and ultrasonic monitoring of inkjet droplets'2002 6,409,305'Full bleed printmode to minimize overspray'2002 6,407,678'Belt media drive for printer with dual belt encoders'2002 6,406,140'Anisotropic thermal conductivity on a heated platen'2002 6,378,975'Drop detection using a movable strip'2002 6,365,889'Print media detector and method for use in a printing device'2002 6,349,647'Apparatus and method for drying printing composition on a print medium'2002 6,318,839'Apparatus and method of compensating for print engine and encoder expansion or contraction in a printing device'2001 6,318,854'Inkjet printing media handling system with advancing guide shim'2001 6,315,383'Method and apparatus for ink-jet drop trajectory and alignment error detection and correction'2001 6,312,082'Clear fluid ink-jet pen alignment'2001 6,299,275'Thermal drop detector and method of thermal drop detection for use in inkjet printing devices'2001 6,289,730'Paper size detection using ultrasound'2001 6,260,941'Acoustic and ultrasonic monitoring of inkjet droplets'2001 6,255,665'Print media and method of detecting a characteristic of a substrate of print media used in a printing device'2001 6,254,081'Regulating vacuum hold of media in a printer'2001 6,231,153'Method and apparatus for controlling an ink-jet print head temperature'2001 6,217,168'Transparency detection in a tray'2001 6,213,659'Print medium loading error detection for use in printing devices'2001 6,206,594'Print media level sensor and method for use in printing devices'2001 6,179,419'Belt driven media handling system with feedback control for improving media advance accuracy'2001 6,164,743'Ink container with an inductive ink level sense'2000 6,158,857'Internal drum communication using a capacitor'2000 6,152,444'Shuttling media movement system for hardcopy devices'2000 6,145,376'Paper size detection using ultrasound'2000 6,123,472'Indexing stop for a printer carriage'2000 6,017,114'Shifted element scanning/printing routine coordinated with media advance'2000 5,929,875'Acoustic and ultrasonic monitoring of inkjet droplets'1999 5,856,833'Optical sensor for ink jet printing system'1999 5,774,074'Multi-track position encoder system'1998 5,583,421'Sepic converter with transformerless line isolation'1996 5,583,547'Drop count-based ink-jet pen servicing method'1996 5,583,545'Ink level detection in a pressure regulated pen'1996 5,411,340'\"Milepost\" single-channel encoder, scale, and method, for midscan turn around in a scanning-head printer or reader'1995 5,351,068'Ink-jet printer carriage and paper motion overlap method and apparatus'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–2003Patents assigned to HEWLETT PACKARD CO (46)· patent assignee history

1994–2021Based in Portland, OR, US· patent location history

2003–2019Patents assigned to HEWLETT PACKARD DEVELOPMENT CO (21)· patent assignee history

2012–2016Patents assigned to ELGEE STEVEN B (3)· patent assignee history

2012Patents assigned to GROSSE JASON (1)· patent assignee history

2016Patents assigned to ADELMAN LONNIE W (1)· patent assignee history

2018Based in Vancouver, WA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HEWLETT PACKARD CO	46	1994–2003
HEWLETT PACKARD DEVELOPMENT CO	21	2003–2019
ELGEE STEVEN Bself	3	2012–2016
ADELMAN LONNIE W	1	2016
GROSSE JASON	1	2012

Locations

Location	Patents	Span
Portland, OR, US	69	1994–2021
Vancouver, Washington, US	1	2018