Inventor

Lloyd A. Williams

Inventor

Mahopac, NY, US

Overview

1993–2015

Patent span

Performing operations

Primary field (CPC B)

Patents· 83 as inventor

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

B65Hprimary

B65HHandling thin or filamentary material, e.g. sheets, webs, cables44%

G03GElectrography33%

B41JTypewriters11%

H04NPictorial communication, e.g. television5%

F16DCouplings for transmitting rotation2%

Y10TTechnical subjects covered by former us classification2%

B82YSpecific uses or applications of nanostructures1%

F16HGearing1%

G01BMeasuring length, thickness or similar linear dimensions1%

G01PMeasuring linear or angular speed, acceleration, deceleration, or shock1%

PatentTitleYear

9,139,388'Side edge sheet curler for sheet hold down devices'2015 8,888,626'Tensioning system with self-locking mechanism'2014 8,863,939'Surface roughness for improved vacuum pressure for efficient media hold-down performance'2014 8,746,692'Moveable drive nip'2014 8,695,973'Sheet registration for a printmaking device using trail edge sensors'2014 8,682,233'Belt tracking using steering angle feed-forward control'2014 8,573,733'Protective device for inkjet printheads'2013 8,571,460'Calculation of correction factors for lead edge sensor measurement in duplex registration'2013 8,496,247'Encoder idler roll'2013 8,494,431'Duplex sheet registration'2013 8,474,818'Nip release system'2013 8,469,476'Substrate media registration system and method in a printing system'2013 8,448,943'Carriage reset for upcoming sheet'2013 8,434,847'System and method for dynamic stretch reflex printing'2013 8,419,144'Media handling device for a printer'2013 8,422,036'Edge sensing apparatus and method reducing sheet fly height error'2013 8,376,501'Reflex printing'2013 8,376,358'Extended registration control of a sheet in a media handling assembly'2013 8,366,102'Accurate sheet leading edge registration'2013 8,328,188'Method and system for skew and lateral offset adjustment'2012 8,326,162'Belt tracking using two edge sensors'2012 8,317,191'Sheet registration using multiple elongated sensors'2012 8,256,767'Sheet registration using edge sensors'2012 8,201,824'Variable force nip assembly'2012 8,196,925'Sheet transport system with modular NIP release system'2012 8,180,272'Movable trail edge sensor for duplex registration'2012 8,157,369'Media hold-down system having cross process chambering'2012 8,109,508'Method and system for determining improved correction profiles for sheet registration'2012 8,083,232'Substrate media transport system with spaced nip'2011 8,083,228'Closed loop lateral and skew control'2011 8,056,897'Moving sensor for sheet edge position measurement'2011 8,047,537'Extended registration control of a sheet in a media handling assembly'2011 8,033,544'Edge sensor calibration for printmaking devices'2011 8,020,864'Printing system and method using alternating velocity and torque control modes for operating one or more select sheet transport devices to avoid contention'2011 8,020,859'Edge sensor gain calibration for printmaking devices'2011 8,020,858'Accurate sheet leading edge registration system and method'2011 7,959,150'Early carriage reset move for laterally movable registration device'2011 7,837,193'Systems and methods for reducing registration errors in translating media shaft drive systems'2010 7,806,404'Skew adjustment of print sheets by loading force adjustment of idler wheel'2010 7,770,884'Method and apparatus for fluff management in an image production device'2010 7,731,188'Sheet registration system with auxiliary nips'2010 7,717,533'Systems and methods for medium registration'2010 7,647,018'Printing system'2010 7,631,867'Moving carriage lateral registration system'2009 7,593,684'Systems and methods for medium registration'2009 7,561,843'Method and system of paper registration for two-sided imaging'2009 7,530,256'Calibration of sheet velocity measurement from encoded idler rolls'2009 7,512,377'System and method for extending speed capability of sheet registration in a high speed printer'2009 7,500,668'Duplex registration systems and methods'2009 7,502,703'Calibration of the fundamental and harmonic once-around velocity variations of encoded wheels'2009 7,422,211'Lateral and skew registration using closed loop feedback on the paper edge position'2008 7,422,210'Sheet deskewing system with final correction from trail edge sensing'2008 7,421,241'Printing system with inverter disposed for media velocity buffering and registration'2008 7,398,047'Image tracking control algorithm'2008 7,320,461'Multifunction flexible media interface system'2008 7,243,917'Print media registration using active tracking of idler rotation'2007 7,226,049'Universal flexible plural printer to plural finisher sheet integration system'2007 7,206,008'Method for calibrating color in a printing device'2007 7,136,616'Parallel printing architecture using image marking engine modules'2006 7,126,621'Printer using hybrid reflex writing to color register an image'2006 7,123,873'Printing system with inverter disposed for media velocity buffering and registration'2006 7,090,215'Printer paper path plural nips releasing system'2006 6,866,260'Printer sheet lateral registration and deskewing system'2005 6,736,561'Apparatus and method for the prevention of trailing edge deletion in image forming systems'2004 6,725,101'Method and apparatus for using fast fourier transform feedback to compensate for non-linear motion'2004 6,594,460'Low force lateral photoreceptor or intermediate transfer belt tracking correction system'2003 6,575,458'Printer sheet deskewing system'2003 6,533,268'Printer sheet lateral registration and deskewing system'2003 6,456,309'Color image registration based upon belt and raster output scanner synchronization'2002 6,412,907'Stitching and color registration control for multi-scan printing'2002 6,400,913'Control registration and motion quality of a tandem xerographic machine using transfuse'2002 6,374,075'Printing systems and methods'2002 6,160,981'Transfer system'2000 6,079,814'Ink jet printer having improved ink droplet placement'2000 6,059,284'Process, lateral and skew sheet positioning apparatus and method'2000 5,715,514'Calibration method and system for sheet registration and deskewing'1998 5,697,609'Lateral sheet pre-registration device'1997 5,697,608'Agile lateral and shew sheet registration apparatus and method'1997 5,678,159'Sheet registration and deskewing device'1997 5,619,313'Method and apparatus for liquid image development and transfer'1997 5,508,789'Apparatus and method to control and calibrate deliberate speed mismatch in color IOTs'1996 5,287,162'Method and apparatus for correction of color registration errors'1994 5,270,630'Method and apparatus for antirotation encoder interfaces'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–2015Patents assigned to XEROX CORP (82)· patent assignee history

1993–2015Based in Mahopac, NY, US· patent location history

2009–2012Based in Mahopoc, NY, US· patent location history

2011–2015Patents assigned to WILLIAMS LLOYD A (31)· patent assignee history

2011–2015Patents assigned to DEJONG JOANNES N M (25)· patent assignee history

2011–2014Patents assigned to DONDIEGO MATTHEW (10)· patent assignee history

2012–2015Patents assigned to CASTILLO RUDDY (6)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
XEROX CORP	82	1993–2015
WILLIAMS LLOYD Aself	31	2011–2015
DEJONG JOANNES N M	25	2011–2015
DONDIEGO MATTHEW	10	2011–2014
CASTILLO RUDDY	6	2012–2015

Locations

Location	Patents	Span
Mahopac, New York, US	81	1993–2015
Mahopoc, New York, US	2	2009–2012