Inventor
KARSTEN GARY LEE
US31 patents
⚠️ This page may combine multiple inventors who share the name “KARSTEN GARY LEE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
STEELCASE INC
27 patentsUS7857388B2Dec 28, 2010
Seating unit with adjustable lumbar device
STEELCASE INC145 citations99
US10206507B2Feb 19, 2019
Control assembly for chair
STEELCASE INC17 citations98
US9010859B2Apr 21, 2015
Chair assembly
STEELCASE INC32 citations98
US9004597B2Apr 14, 2015
Chair back mechanism and control assembly
STEELCASE INC33 citations98
US7568763B2Aug 4, 2009
Control for seating unit with back stop
STEELCASE INC55 citations98
US9918552B2Mar 20, 2018
Control assembly for chair
STEELCASE INC16 citations96
US9022476B2May 5, 2015
Control assembly for chair
STEELCASE INC19 citations96
USD852525SJul 2, 2019
Seating arrangement
STEELCASE INC30 citations94
USD852526SJul 2, 2019
Seating arrangement
STEELCASE INC22 citations94
US9462888B2Oct 11, 2016
Control assembly for chair
STEELCASE INC12 citations93
US9049935B2Jun 9, 2015
Control assembly for chair
STEELCASE INC6 citations93
US9027997B2May 12, 2015
Chair assembly
STEELCASE INC8 citations92
USD876139SFeb 25, 2020
Seating arrangement
STEELCASE INC11 citations86
USD852524SJul 2, 2019
Seating arrangement
STEELCASE INC15 citations85
USD851952SJun 25, 2019
Seating arrangement
STEELCASE INC9 citations84
USD846294SApr 23, 2019
Seating arrangement
STEELCASE INC12 citations84
US9861201B2Jan 9, 2018
Chair assembly
STEELCASE INC4 citations84
US9492013B2Nov 15, 2016
Chair back mechanism and control assembly
STEELCASE INC4 citations84
USD851418SJun 18, 2019
Seating arrangement
STEELCASE INC6 citations83
USD829033SSep 25, 2018
Seating arrangement arm structure
STEELCASE INC6 citations83
US9451826B2Sep 27, 2016
Chair assembly
STEELCASE INC2 citations74
US9027999B2May 12, 2015
Control assembly for chair
STEELCASE INC1 citations74
US9027998B2May 12, 2015
Chair assembly
STEELCASE INC1 citations74
USD876140SFeb 25, 2020
Seating arrangement
STEELCASE INC3 citations73
USD851417SJun 18, 2019
Seating arrangement
STEELCASE INC5 citations72
US9458905B2Oct 4, 2016
Spring assembly and method
STEELCASE INC3 citations68
US9844267B2Dec 19, 2017
Chair back mechanism and control assembly
STEELCASE INC0 citations63
STEELCASE DEV CORP
4 patentsUS7604298B2Oct 20, 2009
Chair back attachment and method of assembly
STEELCASE DEV CORP164 citations99
US7048335B2May 23, 2006
Seating unit with crossbar seat support
STEELCASE DEV CORP44 citations96
US7234779B2Jun 26, 2007
Armrest with height adjustment mechanism
STEELCASE DEV CORP48 citations95
US7341313B2Mar 11, 2008
Adjustable armrest with motion control
STEELCASE DEV CORP21 citations92