| 7712834 |
Back support for seating unit |
Glenn A. Knoblock, Arnold B. Dammermann, Larry DeKraker, Kurt R. Heidmann, Gordon J. Peterson +1 more |
2010-05-11 |
| 7427105 |
Back construction for seating unit |
Glenn A. Knoblock, Larry DeKraker, Kurt R. Heidmann, Gordon J. Peterson, David S. Teppo +1 more |
2008-09-23 |
| 7131700 |
Back construction for seating unit |
Glenn A. Knoblock, Larry DeKraker, Kurt R. Heidmann, Gordon J. Peterson, 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, David S. Teppo +1 more |
2006-10-03 |
| 7040709 |
Back construction for seating unit having inverted U-shaped frame |
Glenn A. Knoblock, Larry DeKraker, Kurt R. Heidmann, Gordon J. Peterson, David S. Teppo +1 more |
2006-05-09 |
| 6991291 |
Back construction for seating unit having spring bias |
Glenn A. Knoblock, Larry DeKraker, Kurt R. Heidmann, Gordon J. Peterson, David S. Teppo +1 more |
2006-01-31 |
| 6905171 |
Seating unit including novel back construction |
Glenn A. Knoblock, Larry DeKraker, Kevin A. Ekdahl, Kurt R. Heidmann, Gardner Klaasen +6 more |
2005-06-14 |
| 6554364 |
Articulating armrest |
Arnold B. Dammermann, David Bodnar, Michael L. Deimen, Thomas R. Hahn, Duane F. Nagel +2 more |
2003-04-29 |
| 6460928 |
Seating unit including novel back construction |
Glenn A. Knoblock, Arnold B. Dammermann, Larry DeKraker, Kevin A. Ekdahl, Kurt R. Heidmann +6 more |
2002-10-08 |
| 6394545 |
Back for seating unit |
Glenn A. Knoblock, Arnold B. Dammermann, Larry DeKraker, Kevin A. Ekdahl, Kurt R. Heidmann +6 more |
2002-05-28 |
| 6394546 |
Lumbar device |
Glenn A. Knoblock, Arnold B. Dammermann, Larry DeKraker, Kevin A. Ekdahl, Kurt R. Heidmann +6 more |
2002-05-28 |
| 6367877 |
Back for seating unit |
Glenn A. Knoblock, Arnold B. Dammermann, Larry DeKraker, Kevin A. Ekdahl, Kurt R. Heidmann +6 more |
2002-04-09 |
| 6349992 |
Seating unit including novel back construction |
Glenn A. Knoblock, Arnold B. Dammermann, Larry DeKraker, Kevin A. Ekdahl, Kurt R. Heidmann +6 more |
2002-02-26 |
| 5975634 |
Chair including novel back construction |
Glenn A. Knoblock, Arnold B. Dammermann, Larry DeKraker, Kevin A. Ekdahl, Kurt R. Heidmann +6 more |
1999-11-02 |
| 5842264 |
Chair construction and method of assembly |
David C. Pugh, Dale M. Groendal, James E. Massey, Robert Scheper, Duane F. Nagel +3 more |
1998-12-01 |
| D395177 |
Chair |
Arnold B. Dammerman, David Bodnar, Michael L. Deimen |
1998-06-16 |
| 5755488 |
Chair with adjustable seat |
Gregory S. Beda, Daniel P. Beemer, Diane Ellis, Michelle R. Johnson, James P. Steffens |
1998-05-26 |
| D393161 |
Chair arm |
Arnold B. Dammerman, David Bodnar, Michael Deimen |
1998-04-07 |
| 5662381 |
Chair construction and method of assembly |
David C. Pugh, Dale M. Groendal, James E. Massey, Robert Scheper, Duane F. Nagel +3 more |
1997-09-02 |
| 5630650 |
Vertically adjustable back construction for seating |
Gordon J. Peterson, Arnold B. Dammermann, David L. Rundhaug, James M. Mancewicz |
1997-05-20 |
| 5540481 |
Chair with zero front rise control |
Dale M. Groendal, James E. Massey, Robert Scheper, Douglas A. Smith, David C. Pugh |
1996-07-30 |
| 5439267 |
Chair with adjustable arm assemblies |
Gordy Peterson, David D. Sayers, David L. Rundhaug, Kevin J. DeWeerd, Michael L. Deimen |
1995-08-08 |
| 5318346 |
Chair with zero front rise control |
David C. Pugh, Dale M. Groendal, James E. Massey, Robert Scheper, Daniel P. Beemer +4 more |
1994-06-07 |
| 4720142 |
Variable back stop |
Russell T. Holdredge, Glenn A. Knoblock |
1988-01-19 |
| 4494795 |
Variable back adjuster for chairs |
Brian B. Chambers, Bruce A. Hiemstra |
1985-01-22 |