GK

Glenn A. Knoblock

SD Steelcase Development: 21 patents #12 of 472Top 3%
ST Steelcase: 20 patents #49 of 809Top 7%
Overall (All Time): #76,966 of 4,157,543Top 2%
41
Patents All Time

Issued Patents All Time

Showing 25 most recent of 41 patents

Patent #TitleCo-InventorsDate
7712834 Back support for seating unit Arnold B. Dammermann, Larry DeKraker, Kurt R. Heidmann, Gordon J. Peterson, Charles P. Roossien +1 more 2010-05-11
7427105 Back construction for seating unit Larry DeKraker, Kurt R. Heidmann, Gordon J. Peterson, Charles P. Roossien, David S. Teppo +1 more 2008-09-23
7131700 Back construction for seating unit Larry DeKraker, Kurt R. Heidmann, Gordon J. Peterson, Charles P. Roossien, David S. Teppo +1 more 2006-11-07
7114777 Chair having reclineable back and movable seat Arnold B. Dammermann, Larry DeKraker, Kurt R. Heidmann, Gordon J. Peterson, Charles P. Roossien +1 more 2006-10-03
7040709 Back construction for seating unit having inverted U-shaped frame Larry DeKraker, Kurt R. Heidmann, Gordon J. Peterson, Charles P. Roossien, David S. Teppo +1 more 2006-05-09
6991291 Back construction for seating unit having spring bias Larry DeKraker, Kurt R. Heidmann, Gordon J. Peterson, Charles P. Roossien, David S. Teppo +1 more 2006-01-31
6905171 Seating unit including novel back construction Larry DeKraker, Kevin A. Ekdahl, Kurt R. Heidmann, Gardner Klaasen, James A. Perkins +6 more 2005-06-14
6749261 Seating unit including novel back construction Arnold B. Dammermann, Larry DeKraker, Kevin A. Ekdahl, Kurt R. Heidmann, Gardner Klaasen +6 more 2004-06-15
6460928 Seating unit including novel back construction Arnold B. Dammermann, Larry DeKraker, Kevin A. Ekdahl, Kurt R. Heidmann, Gardner Klaasen +6 more 2002-10-08
6394546 Lumbar device Arnold B. Dammermann, Larry DeKraker, Kevin A. Ekdahl, Kurt R. Heidmann, Gardner Klaasen +6 more 2002-05-28
6394549 Seating unit with reclineable back and forwardly movable seat Larry DeKraker, Kurt R. Heidmann, David S. Teppo 2002-05-28
6394545 Back for seating unit Arnold B. Dammermann, Larry DeKraker, Kevin A. Ekdahl, Kurt R. Heidmann, Gardner Klaasen +6 more 2002-05-28
6394548 Seating unit with novel seat construction Robert J. Battey, Larry DeKraker, Kurt R. Heidmann, Michelle R. Johnson, Robert Scheper 2002-05-28
6367877 Back for seating unit Arnold B. Dammermann, Larry DeKraker, Kevin A. Ekdahl, Kurt R. Heidmann, Gardner Klaasen +6 more 2002-04-09
6349992 Seating unit including novel back construction Arnold B. Dammermann, Larry DeKraker, Kevin A. Ekdahl, Kurt R. Heidmann, Gardner Klaasen +6 more 2002-02-26
6302486 Seating unit with adjustable armrest Michel A. Lamart, Arnold B. Dammermann, Robert S. Grooters, Larry DeKraker, John Hanna J. Hasbany 2001-10-16
6176550 Adjustable armrest for chairs Michel A. Lamart, Arnold B. Dammermann, Robert S. Grooters, Larry DeKraker, John Hanna J. Hasbany 2001-01-23
6168237 Adjustable armrest for chairs Michel A. Lamart, Arnold B. Dammermann, Robert S. Grooters, Larry DeKraker, John Hanna J. Hasbany 2001-01-02
6079785 Chair having adjustable lumbar support Gordon J. Peterson, Larry DeKraker, Jeffrey A. Hall, Kurt R. Heidmann 2000-06-27
5979984 Synchrotilt chair with forwardly movable seat Larry DeKraker, Kurt R. Heidmann, David S. Teppo 1999-11-09
5979988 Modular chair construction and method of assembly Kurt R. Heidmann, Brian L. Christensen, Michael W. Haan, Eric McClure, Noe Palacios +6 more 1999-11-09
5975634 Chair including novel back construction Arnold B. Dammermann, Larry DeKraker, Kevin A. Ekdahl, Kurt R. Heidmann, Gardner Klaasen +6 more 1999-11-02
5971484 Adjustable armrest for chairs Michel A. Lamart, Arnold B. Dammermann, Robert S. Grooters, Larry DeKraker, John Hanna J. Hasbany 1999-10-26
5873634 Modular chair construction and method of assembly Kurt R. Heidmann, Brian L. Christensen, Micahel W. Haan, Eric McClure, Noe Palacios +6 more 1999-02-23
5871258 Chair with novel seat construction Robert J. Battey, Larry DeKraker, Kurt R. Heidmann, Michelle R. Johnson, Robert Scheper 1999-02-16