|
| US3951451 | 19. Juli 1973 | 20. Apr. 1976 | Dr. -Ing. H.c.F. Porsche Aktiengesellschaft | Shell seat for passenger motor vehicles |
| US4557521 | 24. Nov. 1982 | 10. Dez. 1985 | Gebr. Thonet GmbH | Chair having a resiliently interconnected seat and back |
| US4776633 | 10. Apr. 1986 | 11. Okt. 1988 | Steelcase Inc. | Integrated chair and control |
| US4783121 | 11. Mai 1987 | 8. Nov. 1988 | | Improved chair with convex upper backrest and forward seat surfaces |
| US5318346 | 30. Apr. 1993 | 7. Juni 1994 | Steelcase Inc. | Chair with zero front rise control |
| US5320410 | 14. Jan. 1992 | 14. Juni 1994 | Steelcase Inc. | Chair control |
| US5540481 | 2. Mai 1994 | 30. Juli 1996 | Steelcase, Inc. | Chair with zero front rise control |
| US5611598 | 26. Jan. 1996 | 18. März 1997 | Steelcase Inc. | Chair having back shell with selective stiffening |
| US5630643 | 1. Juni 1993 | 20. Mai 1997 | | Upholstered chair with two-piece shell |
| US5662381 | 6. Juni 1995 | 2. Sept. 1997 | Steelcase Inc. | Chair construction and method of assembly |
| US5725277 | 18. Juli 1996 | 10. März 1998 | Steelcase Inc. | Synchrotilt chair |
| US5842264 | 27. Aug. 1997 | 1. Dez. 1998 | Steelcase Inc. | Chair construction and method of assembly |
| US6471293 | 8. März 2001 | 29. Okt. 2002 | Michigan Tube Swagers & Fabricators, Inc. | Stackable chair with flexible back support |
| US6679551 | 24. Okt. 2002 | 20. Jan. 2004 | Michigan Tube Swagers and Fabricators, Inc. | Stackable chair with flexible back support |
| US6805412 | 30. Aug. 2002 | 19. Okt. 2004 | Burgess Furniture Ltd. | Stackable chair with flexible back |
| US6820934 | 22. Okt. 2003 | 23. Nov. 2004 | Michigan Tube Swagers & Fabricators, Inc. | Chair having flexible back support |
| US7275788 | 5. Aug. 2005 | 2. Okt. 2007 | Wenger Corporation | Music posture chairs |
| US7841666 | 16. Sept. 2008 | 30. Nov. 2010 | Herman Miller, Inc. | Back support structure |
| USD470320 | 17. Juli 2002 | 18. Febr. 2003 | School Specialty, Inc. | Chair |
| USD471730 | 24. Aug. 2001 | 18. März 2003 | School Specialty, Inc. | Chair |
| USD473407 | 10. Okt. 2001 | 22. Apr. 2003 | Autumn House Incorporated | Seat structure |
| USD505022 | 12. Nov. 2003 | 17. Mai 2005 | Virco Mgmt. Corporation | Chair and desk combination |
| USD507890 | 12. Nov. 2003 | 2. Aug. 2005 | Virco Mgmt. Corporation | Chair and desk combination |
| USD513911 | 10. Juni 2004 | 31. Jan. 2006 | Virco Mgmt. Corporation | Chair seating assembly |
| USD514339 | 26. Aug. 2004 | 7. Febr. 2006 | Virco Mgmt. Corporation | Task chair |
| USD522265 | 7. Juni 2005 | 6. Juni 2006 | Virco Mgmt. Corporation | Chair |
| USD523255 | 5. Aug. 2005 | 20. Juni 2006 | Wenger Corporation | Posture chair |
| USD524082 | 5. Aug. 2005 | 4. Juli 2006 | Wenger Corporation | Chair frame |
| USD524583 | 5. Aug. 2005 | 11. Juli 2006 | Wenger Corporation | Chair, seat and back |
| USD546087 | 29. Nov. 2006 | 10. Juli 2007 | Umbra LLC | Chair |
| USD547980 | 27. Febr. 2007 | 7. Aug. 2007 | Virco Mgmt. Corporation | Chair bucket |
| USD549018 | 20. Febr. 2007 | 21. Aug. 2007 | Virco Mgmt. Corporation | Chair bucket |
| USD555372 | 25. Apr. 2006 | 20. Nov. 2007 | Iou Jia Industrial Co., Ltd. | Chair |
| USD637423 | 13. Apr. 2010 | 10. Mai 2011 | Herman Miller, Inc. | Chair |
| USD639091 | 13. Apr. 2010 | 7. Juni 2011 | Herman Miller, Inc. | Backrest |
| USD650206 | 13. Apr. 2010 | 13. Dez. 2011 | Herman Miller, Inc. | Chair |
| USD652657 | 13. Apr. 2010 | 24. Jan. 2012 | Herman Miller, Inc. | Chair |
| USD653061 | 13. Apr. 2010 | 31. Jan. 2012 | Herman Miller, Inc. | Chair |
| USD657166 | 13. Apr. 2010 | 10. Apr. 2012 | Herman Miller, Inc. | Chair |
| USD659444 | 19. Aug. 2010 | 15. Mai 2012 | Infinite Furniture Solutions Inc. | Chair shell |
