Inventor
DEKRAKER LARRY
US34 patents
⚠️ This page may combine multiple inventors who share the name “DEKRAKER LARRY”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
STEELCASE DEV CORP
16 patentsUS7131700B2Nov 7, 2006
Back construction for seating unit
STEELCASE DEV CORP130 citations99
US7114777B2Oct 3, 2006
Chair having reclineable back and movable seat
STEELCASE DEV CORP88 citations99
US6991291B2Jan 31, 2006
Back construction for seating unit having spring bias
STEELCASE DEV CORP109 citations99
US6394549B1May 28, 2002
Seating unit with reclineable back and forwardly movable seat
STEELCASE DEV CORP157 citations99
US6394546B1May 28, 2002
Lumbar device
STEELCASE DEV CORP260 citations98
US6394548B1May 28, 2002
Seating unit with novel seat construction
STEELCASE DEV CORP196 citations98
US6394545B2May 28, 2002
Back for seating unit
STEELCASE DEV CORP85 citations98
US6367877B1Apr 9, 2002
Back for seating unit
STEELCASE DEV CORP79 citations98
US6349992B1Feb 26, 2002
Seating unit including novel back construction
STEELCASE DEV CORP92 citations98
US6460928B2Oct 8, 2002
Seating unit including novel back construction
STEELCASE DEV CORP65 citations97
US6318800B1Nov 20, 2001
Seating unit with novel pivot mounts and method of assembly
STEELCASE DEV CORP61 citations97
US7040711B2May 9, 2006
Nonslip bearing arrangement
STEELCASE DEV CORP16 citations96
US7040709B2May 9, 2006
Back construction for seating unit having inverted U-shaped frame
STEELCASE DEV CORP40 citations96
US6905171B2Jun 14, 2005
Seating unit including novel back construction
STEELCASE DEV CORP49 citations96
US6817668B2Nov 16, 2004
Seating unit with variable back stop and seat bias
STEELCASE DEV CORP23 citations96
US6302486B1Oct 16, 2001
Seating unit with adjustable armrest
STEELCASE DEV CORP42 citations95
STEELCASE DEV INC
9 patentsUS6116695ASep 12, 2000
Chair control having an adjustable energy mechanism
STEELCASE DEV INC91 citations99
US6079785AJun 27, 2000
Chair having adjustable lumbar support
STEELCASE DEV INC198 citations99
US5979984ANov 9, 1999
Synchrotilt chair with forwardly movable seat
STEELCASE DEV INC143 citations99
US6176550B1Jan 23, 2001
Adjustable armrest for chairs
STEELCASE DEV INC117 citations98
US5975634ANov 2, 1999
Chair including novel back construction
STEELCASE DEV INC272 citations98
US6179384B1Jan 30, 2001
Force adjusting device
STEELCASE DEV INC68 citations96
US6168237B1Jan 2, 2001
Adjustable armrest for chairs
STEELCASE DEV INC46 citations95
US5971484AOct 26, 1999
Adjustable armrest for chairs
STEELCASE DEV INC61 citations95
US6224155B1May 1, 2001
Vertical height adjustment mechanism for chairs
STEELCASE DEV INC32 citations93
STEELCASE INC
9 patentsUS6086153AJul 11, 2000
Chair with reclineable back and adjustable energy mechanism
STEELCASE INC177 citations99
US5909923AJun 8, 1999
Chair with novel pivot mounts and method of assembly
STEELCASE INC121 citations99
US7427105B2Sep 23, 2008
Back construction for seating unit
STEELCASE INC102 citations98
US5871258AFeb 16, 1999
Chair with novel seat construction
STEELCASE INC360 citations98
US7712834B2May 11, 2010
Back support for seating unit
STEELCASE INC41 citations97
US5007678AApr 16, 1991
Chair back height adjustment mechanism
STEELCASE INC68 citations96
US4951995AAug 28, 1990
Arm height adjustment mechanism for a chair
STEELCASE INC91 citations94
US5511759AApr 30, 1996
Hydraulic chair height adjustment mechanism
STEELCASE INC38 citations93
US5056863AOct 15, 1991
Laterally adjustable armrest for a chair
STEELCASE INC30 citations90