Inventor

Kurt R. Heidmann

Inventor

Grand Rapids, MI, US

Overview

1985–2021

Patent span

Human necessities

Primary field (CPC A)

Patents· 162 as inventor

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

A47Cprimary

A47CChairs35%

LOC0614%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%

Y10TTechnical subjects covered by former us classification8%

B68GMethods, equipment, or machines for use in upholstering6%

A47BTables4%

E04BGeneral building constructions2%

G08BSignalling systems, e.g. personal calling systems2%

G01HMeasurement of mechanical vibrations or ultrasonic, sonic or infrasonic waves2%

H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers2%

PatentTitleYear

11,109,683Body support assembly and method for the use and assembly thereof2021 11,096,497Seating arrangement2021 11,083,301Seating arrangement2021 D0921410Chair2021 D0921409Chair2021 10,966,527Seating arrangement and method of construction2021 10,963,586Data collection, storage and management system and method2021 10,861,314Sound detection and alert system for a workspace2020 10,842,281Control assembly for chair2020 10,820,705Compliant seating structure2020 10,813,463Compliant backrest2020 10,713,927Sound detection and alert system for a workspace2020 D0888479Chair arm2020 10,669,713Partition assembly2020 10,626,600Partition assembly2020 10,614,694Powered furniture assembly2020 10,575,648Seating arrangement2020 D0870479Chair2019 D0869889Chairback2019 D0869872Chair2019 D0869890Chairback2019 10,453,326Sound detection and alert system for a workspace2019 10,420,417Load compensator for height adjustable table2019 10,264,889Chair assembly with upholstery covering2019 10,219,627Compliant seating structure2019 10,206,507Control assembly for chair2019 10,194,750Seating arrangement2019 10,115,293Sound detection and alert system for a workspace2018 10,051,955Load compensator for height adjustable table2018 10,021,984Seating arrangement2018 D0821793Seating shell2018 9,918,552'Control assembly for chair'2018 9,913,532'Load compensator for height adjustable table'2018 D0808187'Seating shell'2018 9,861,201'Chair assembly'2018 9,844,267Chair back mechanism and control assembly2017 D0804839'Chair'2017 D0804876'Chair'2017 D0804841'Chair'2017 D0804840'Chair'2017 D0804875'Chair'2017 D0804209'Chair'2017 9,826,839Chair assembly with upholstery covering2017 9,826,825Load compensator for height adjustable table2017 D0802952'Chair'2017 D0802951'Chair'2017 9,805,581'Sound detection and alert system for a workspace'2017 9,706,845'Chair assembly'2017 9,611,641'Beam assembly'2017 9,591,920'Load compensator for height adjustable table'2017 9,526,339'Control assembly for chair'2016 9,492,013'Chair back mechanism and control assembly'2016 9,462,888'Control assembly for chair'2016 9,451,826'Chair assembly'2016 9,408,467'Chair assembly with upholstery covering'2016 9,049,935'Control assembly for chair'2015 9,027,998'Chair assembly'2015 9,027,999'Control assembly for chair'2015 9,027,997'Chair assembly'2015 9,022,476'Control assembly for chair'2015 9,010,859'Chair assembly'2015 9,004,597'Chair back mechanism and control assembly'2015 D0724859'Chair'2015 8,910,435'Partition assembly'2014 D0718967'Chair'2014 8,701,568'Rail and desk with sliding top and power access (C:SCAPE)'2014 8,365,798'Privacy screen assembly'2013 8,276,523'Worksurface assembly'2012 8,091,841'Load compensator for height adjustable table'2012 7,926,880'Seat suspension and method of manufacture'2011 7,928,602'Power floor method and assembly'2011 7,841,664'Chair with control system'2010 7,712,834'Back support for seating unit'2010 7,686,399'Seating with shape-changing back support frame'2010 7,658,359'Load compensator for height adjustable table'2010 D0603974'Beam assembly'2009 D0603065'Beam for a partition assembly'2009 D0599122'Privacy screen'2009 7,568,763'Control for seating unit with back stop'2009 7,458,637'Back construction with flexible lumbar'2008 7,427,105'Back construction for seating unit'2008 7,422,287'Seating with shape-changing back support frame'2008 7,396,079'Seating with shape-changing back support frame'2008 7,360,835'Seating with comfort surface'2008 7,334,845'Comfort surface for seating'2008 D0555377'Seating unit'2007 7,264,311'Synchrotilt seating unit with comfort surface'2007 7,237,841'Back construction with flexible lumbar'2007 7,234,774'Seating unit with novel flexible supports'2007 7,226,130'Seating with comfort surface'2007 D0543385'Seat and back arrangement'2007 D0543397'Back construction'2007 D0543396'Back construction'2007 7,222,868'Seating unit with wheelchair base'2007 D0542580'Backrest'2007 D0536890'Seating unit'2007 7,165,811'Control mechanism for seating unit'2007 D0535126'Seat and back'2007 D0534364'Seating unit having armrests'2007 D0534018'Control for seating unit'2006 7,131,698'Vehicle passenger seat with adjustable headrest'2006 7,131,700'Back construction for seating unit'2006 7,114,777'Chair having reclineable back and movable seat'2006 7,055,904'Vehicle seating adapted for sleeping posture'2006 7,048,335'Seating unit with crossbar seat support'2006 7,040,711'Nonslip bearing arrangement'2006 7,040,709'Back construction for seating unit having inverted U-shaped frame'2006 6,991,291'Back construction for seating unit having spring bias'2006 6,957,863'Seating unit having motion control'2005 D0509969'Seating unit'2005 6,932,430'Combined tension and back stop function for seating unit'2005 6,905,171'Seating unit including novel back construction'2005 6,880,886'Combined tension and back stop function for seating unit'2005 6,869,142'Seating unit having motion control'2005 6,849,227'Method of manufacturing furniture article'2005 6,817,668'Seating unit with variable back stop and seat bias'2004 6,786,548'Chair construction'2004 6,749,261'Seating unit including novel back construction'2004 6,669,315'Lift method for storage bin door'2003 6,669,301'Furniture article having panel and integral perimeter frame'2003 6,616,228'Compliant back for seating unit'2003 6,536,841'Synchrotilt chair'2003 6,536,858'Elevated binder bin'2003 6,536,860'Lift mechanism for storage bin door'2003 D0466723'Elevated binder bin'2002 6,481,169'Prefabricated furniture system'2002 6,471,294'Adjustable lumbar support'2002 6,460,928'Seating unit including novel back construction'2002 D0459924'Elevated binder bin'2002 6,394,546'Lumbar device'2002 6,394,548'Seating unit with novel seat construction'2002 6,394,545'Back for seating unit'2002 6,394,549'Seating unit with reclineable back and forwardly movable seat'2002 6,382,719'Back construction'2002 6,367,877'Back for seating unit'2002 6,349,992'Seating unit including novel back construction'2002 D0442791'Chair'2001 D0442400'Seating unit'2001 6,224,155'Vertical height adjustment mechanism for chairs'2001 D0439451'Back for a seating unit'2001 D0438733'Lumbar region of a chair back'2001 6,179,384'Force adjusting device'2001 6,116,695'Chair control having an adjustable energy mechanism'2000 D0427816'Back component for a chair'2000 6,086,153'Chair with reclineable back and adjustable energy mechanism'2000 6,079,785'Chair having adjustable lumbar support'2000 5,979,984'Synchrotilt chair with forwardly movable seat'1999 5,979,988'Modular chair construction and method of assembly'1999 5,975,634'Chair including novel back construction'1999 5,964,436'Chair base'1999 5,906,343'Chair base'1999 5,873,634'Modular chair construction and method of assembly'1999 5,871,258'Chair with novel seat construction'1999 5,791,611'Hub for chair base'1998 5,782,536'Modular chair construction and method of assembly'1998 5,630,647'Tension adjustment mechanism for chairs'1997 5,630,649'Modular chair construction and method of assembly'1997 5,282,670'Cable actuated variable stop mechanism'1994 4,651,851'Rotor for a disc brake assembly'1987 4,522,287'Disc brake with camming member and torsion spring for vibration control'1985 4,503,947'Disc brake and protective boot therefor'1985 4,503,948'Disc brake thrust collar assembly'1985

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1985–1987Based in Fairview Park, OH, US· patent location history

1985Based in Elyria, OH, US· patent location history

1994–2021Patents assigned to STEELCASE INC (92)· patent assignee history

1994–2021Based in Grand Rapids, MI, US· patent location history

1998Based in Kentwood, MI, US· patent location history

1999–2001Patents assigned to STEELCASE DEV INC (11)· patent assignee history

2002–2011Patents assigned to STEELCASE DEV CORP (51)· patent assignee history

2012–2017Patents assigned to HEIDMANN KURT R (5)· patent assignee history

2012–2017Patents assigned to HAMILTON JOHN R (4)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
STEELCASE INC	92	1994–2021
STEELCASE DEV CORP	51	2002–2011
STEELCASE DEV INC	11	1999–2001
HEIDMANN KURT Rself	5	2012–2017
HAMILTON JOHN R	4	2012–2017

Locations

Location	Patents	Span
Grand Rapids, MI, US	157	1994–2021
Fairview Park, OH, US	3	1985–1987
Kentwood, MI, US	1	1998
Elyria, OH, US	1	1985