Inventor
DAMMERMANN ARNOLD B
US34 patents
⚠️ This page may combine multiple inventors who share the name “DAMMERMANN ARNOLD B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
STEELCASE DEV CORP
14 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
US6471294B1Oct 29, 2002
Adjustable lumbar support
STEELCASE DEV CORP178 citations99
US6749261B2Jun 15, 2004
Seating unit including novel back construction
STEELCASE DEV CORP78 citations98
US6394546B1May 28, 2002
Lumbar device
STEELCASE DEV CORP260 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
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
US6302486B1Oct 16, 2001
Seating unit with adjustable armrest
STEELCASE DEV CORP42 citations95
US6554364B1Apr 29, 2003
Articulating armrest
STEELCASE DEV CORP53 citations92
STEELCASE INC
10 patentsUS7427105B2Sep 23, 2008
Back construction for seating unit
STEELCASE INC102 citations98
US7712834B2May 11, 2010
Back support for seating unit
STEELCASE INC41 citations97
USD414349SSep 28, 1999
Chair
STEELCASE INC46 citations92
US5630650AMay 20, 1997
Vertically adjustable back construction for seating
STEELCASE INC32 citations91
USD383322SSep 9, 1997
Seating unit
STEELCASE INC17 citations82
USD410342SJun 1, 1999
Seating unit
STEELCASE INC12 citations74
USD390385SFeb 10, 1998
Seating unit
STEELCASE INC13 citations74
USD383323SSep 9, 1997
Seating unit
STEELCASE INC16 citations74
USD421540SMar 14, 2000
Chair back
STEELCASE INC10 citations73
USD404229SJan 19, 1999
Seating unit
STEELCASE INC4 citations63
STEELCASE DEV INC
8 patentsUS6176550B1Jan 23, 2001
Adjustable armrest for chairs
STEELCASE DEV INC117 citations98
US5975634ANov 2, 1999
Chair including novel back construction
STEELCASE DEV INC272 citations98
USD442791SMay 29, 2001
Chair
STEELCASE DEV INC43 citations96
US6168237B1Jan 2, 2001
Adjustable armrest for chairs
STEELCASE DEV INC46 citations95
US5971484AOct 26, 1999
Adjustable armrest for chairs
STEELCASE DEV INC61 citations95
USD442400SMay 22, 2001
Seating unit
STEELCASE DEV INC19 citations93
USD439451SMar 27, 2001
Back for a seating unit
STEELCASE DEV INC19 citations93
USD438733SMar 13, 2001
Lumbar region of a chair back
STEELCASE DEV INC5 citations63