| IT8323779U1
              (it)
            
            * | 1983-12-06 | 1985-06-06 | B & B Italia Spa | Sedia da lavoro composizione di seduta regolabile e schienale flessibile | 
        
          | US4652050A
              (en)
            
            * | 1984-01-11 | 1987-03-24 | Herman Miller, Inc. | Chair tilt mechanism | 
        
          | US4678229A
              (en)
            
            * | 1986-03-25 | 1987-07-07 | Henry Dreyfuss Associates | Reclining chair | 
        
          | US5050931A
              (en)
            
            * | 1986-04-10 | 1991-09-24 | Steelcase Inc. | Controlled deflection front lip for seating | 
        
          | US5567012A
              (en)
            
            * | 1986-04-10 | 1996-10-22 | Steelcase, Inc. | Chair control | 
        
          | IT206947Z2
              (it)
            
            * | 1986-06-12 | 1987-10-26 | Pro Cord Srl | Sedia con schienale articolato | 
        
          | US4718716A
              (en)
            
            * | 1986-12-03 | 1988-01-12 | Herman Miller, Inc. | Reclining chair | 
        
          | USD318577S
              (en) | 1988-03-11 | 1991-07-30 | American Seating Company | Chair | 
        
          | DE3817761A1
              (de)
            
            * | 1988-05-19 | 1989-11-30 | Roeder Gmbh | Stuhl, insbesondere arbeits- oder buerostuhl | 
        
          | USD317097S
              (en) | 1988-06-13 | 1991-05-28 | Davis Furniture Industries, Inc. | Seat frame | 
        
          | DE3838999A1
              (de)
            
            * | 1988-11-18 | 1990-05-23 | Roeder Gmbh | Stuhl, insbesondere arbeits- oder buerostuhl | 
        
          | US5029940A
              (en)
            
            * | 1990-01-16 | 1991-07-09 | Westinghouse Electric Corporation | Chair tilt and chair height control apparatus | 
        
          | US5318346A
              (en)
            
            * | 1991-05-30 | 1994-06-07 | Steelcase Inc. | Chair with zero front rise control | 
        
          | US5318345A
              (en)
            
            * | 1991-06-07 | 1994-06-07 | Hon Industries, Inc. | Tilt back chair and control | 
        
          | US5314237A
              (en)
            
            * | 1992-02-12 | 1994-05-24 | Kimball International Marketing, Inc. | Reclining chair | 
        
          | KR100334315B1
              (ko) | 1992-06-15 | 2002-10-11 | 헤르만밀러인코퍼레이티드 | 사무용의자의경사제어장치 | 
        
          | USD346279S
              (en) | 1992-06-15 | 1994-04-26 | Herman Miller, Inc. | Chair | 
        
          | US5511852A
              (en)
            
            * | 1993-02-25 | 1996-04-30 | Herman Miller, Inc. | Adjustable backrest for a chair | 
        
          | DE4341070A1
              (de)
            
            * | 1993-12-02 | 1995-06-08 | Hansen Fritz As | Gepolsterter Sitz für einen Bürostuhl | 
        
          | USD377431S
              (en)
            
            * | 1994-09-29 | 1997-01-21 | Herman Miller, Inc. | Seat and back unit for a chair | 
        
          | US5725276A
              (en)
            
            * | 1995-06-07 | 1998-03-10 | Ginat; Jonathan | Tilt back chair and control | 
        
          | NO306753B1
              (no)
            
            * | 1995-12-18 | 1999-12-20 | Opsvik Peter As | Reguleringsanordning for stol | 
        
          | USD386023S
              (en)
            
            * | 1996-09-13 | 1997-11-11 | Herman Miller, Inc. | Seat and back unit for a chair | 
        
          | ES2182017T3
              (es)
            
            * | 1996-10-14 | 2003-03-01 | Vitra Patente Ag | Mecanismo para sillas. | 
        
          | US5909923A
              (en)
            
            * | 1997-10-24 | 1999-06-08 | Steelcase Inc. | Chair with novel pivot mounts and method of assembly | 
        
          | USD420523S
              (en)
            
            * | 1998-06-05 | 2000-02-15 | Herman Miller, Inc. | Chair | 
        
          | US6709058B1
              (en) | 1999-04-09 | 2004-03-23 | Humanscale Corp. | Ergonomic chair | 
        
          | USD460300S1
              (en) | 2000-09-28 | 2002-07-16 | Formway Furniture Limited | Slotted seat panel for a chair | 
        
          | AU783829B2
              (en) | 2000-09-28 | 2005-12-08 | Formway Furniture Limited | A reclinable chair | 
        
          | USD463144S1
              (en) | 2000-09-28 | 2002-09-24 | Formway Furniture Limited | Chair | 
        
          | USD448219S1
              (en) | 2000-09-28 | 2001-09-25 | Formway Furniture Limited | Castored base for a chair | 
        
          | USD446397S1
              (en) | 2000-09-28 | 2001-08-14 | Formway Furniture Limited | Chair | 
        
          | USD445580S1
              (en) | 2000-09-28 | 2001-07-31 | Formway Furniture Limited | Chair | 
        
          | USD448277S1
              (en) | 2000-09-28 | 2001-09-25 | Formway Furniture Limited | Castor | 
        
          | AUPR054400A0
              (en) | 2000-09-29 | 2000-10-26 | Formway Furniture Limited | A castor | 
        
          | US6644741B2
              (en) | 2001-09-20 | 2003-11-11 | Haworth, Inc. | Chair | 
        
          | US7396082B2
              (en) | 2002-03-29 | 2008-07-08 | Garrex Llc | Task chair | 
        
          | US7040703B2
              (en)
            
            * | 2002-03-29 | 2006-05-09 | Garrex Llc | Health chair a dynamically balanced task chair | 
        
          | US20050046258A1
              (en)
            
            * | 2003-07-09 | 2005-03-03 | Sanchez Gary L. | Task chair | 
        
          | US7625046B2
              (en)
            
            * | 2002-03-29 | 2009-12-01 | Garrex Llc | Task chair | 
        
          | NZ518944A
              (en)
            
            * | 2002-05-14 | 2004-09-24 | Formway Furniture Ltd | Height adjustable arm for chair with outer stem releasably lockable to inner stem by engagement of recesses | 
        
          | ITMI20022194A1
              (it)
            
            * | 2002-10-16 | 2004-04-17 | Icf Spa | Sedia avente sedile e schienale mobili. | 
        
          | US6945602B2
              (en)
            
            * | 2003-12-18 | 2005-09-20 | Haworth, Inc. | Tilt control mechanism for chair | 
        
          | AU2005244822B2
              (en)
            
            * | 2004-05-13 | 2012-03-15 | Humanscale Corporation | Mesh chair component | 
        
          | US7273253B2
              (en)
            
            * | 2004-06-09 | 2007-09-25 | Kimball International, Inc. | Chair ride mechanism with tension assembly | 
        
          | FR2876998B1
              (fr)
            
            * | 2004-10-22 | 2007-01-19 | Batscap Sa | Procede de preparation de gamma-liv205 | 
        
          | DE102005017143B4
              (de)
            
            * | 2005-04-13 | 2007-06-21 | Bock 1 Gmbh & Co. Kg | Vorrichtung zur Sitzneigeverstellung eines Stuhles | 
        
          | USD623449S1
              (en) | 2005-05-13 | 2010-09-14 | Humanscale Corporation | Mesh backrest for a chair | 
        
          | US8061775B2
              (en)
            
            * | 2005-06-20 | 2011-11-22 | Humanscale Corporation | Seating apparatus with reclining movement | 
        
          | US7837265B2
              (en)
            
            * | 2006-03-24 | 2010-11-23 | Hni Corporation | Reclining chair with enhanced adjustability | 
        
          | US7717515B2
              (en) | 2006-04-24 | 2010-05-18 | Humanscale Corporation | Chair having an automatically adjusting resistance to tilting | 
        
          | USD660056S1
              (en) | 2006-06-20 | 2012-05-22 | Humanscale Corporation | Chair | 
        
          | US7896439B2
              (en)
            
            * | 2006-08-30 | 2011-03-01 | Itoki Corporation | Chair | 
        
          | CA2665176C
              (en)
            
            * | 2006-10-04 | 2016-01-19 | Formway Furniture Limited | A back portion for a chair with a moveable upper section | 
        
          | JP5088726B2
              (ja)
            
            * | 2006-11-07 | 2012-12-05 | コクヨ株式会社 | 椅子 | 
        
          | CN104305754A
              (zh) | 2007-01-29 | 2015-01-28 | 赫尔曼米勒有限公司 | 座位结构及其使用方法 | 
        
          | CN101801241B
              (zh) | 2007-03-13 | 2013-06-05 | Hni技术公司 | 动态座椅靠背腰部支撑系统 | 
        
          | CN201602410U
              (zh)
            
            * | 2010-02-04 | 2010-10-13 | 周金坤 | 一种办公休闲两用椅 | 
        
          | AU2011250605B2
              (en) | 2010-05-05 | 2016-06-16 | Allsteel Inc. | Moveable and demountable wall panel system for butt-glazed wall panels | 
        
          | US9504326B1
              (en) | 2012-04-10 | 2016-11-29 | Humanscale Corporation | Reclining chair | 
        
          | US9458905B2
              (en) | 2012-09-20 | 2016-10-04 | Steelcase Inc. | Spring assembly and method | 
        
          | CN105101845B
              (zh) | 2013-03-15 | 2018-11-09 | Hni技术公司 | 具有触发的靠背弯曲的椅子 | 
        
          | US10674668B2
              (en)
            
            * | 2013-10-02 | 2020-06-09 | Cnh Industrial America Llc | Reel tine for a harvesting reel of a harvester and a method of assembling a tine to a harvesting reel | 
        
          | US10064493B2
              (en) | 2014-04-17 | 2018-09-04 | Hni Technologies Inc. | Flex lumbar support | 
        
          | USD731833S1
              (en) | 2014-04-17 | 2015-06-16 | Allsteel Inc. | Chair | 
        
          | CN106455821A
              (zh) | 2014-04-17 | 2017-02-22 | Hni技术公司 | 椅子和椅子控制组件、系统和方法 | 
        
          | GB201412733D0
              (en) | 2014-07-17 | 2014-09-03 | Boss Design Ltd | Chair | 
        
          | US10433642B2
              (en)
            
            * | 2014-09-26 | 2019-10-08 | Vitra Patente Ag | Chair having a deflection that is mutually synchronous between backrest and a seat | 
        
          | USD743180S1
              (en) | 2014-10-15 | 2015-11-17 | Hni Technologies Inc. | Chair | 
        
          | US9801470B2
              (en) | 2014-10-15 | 2017-10-31 | Hni Technologies Inc. | Molded chair with integrated support and method of making same | 
        
          | EP3282899B1
              (en) | 2015-04-13 | 2021-11-03 | Steelcase Inc. | Seating arrangement | 
        
          | US10194750B2
              (en) | 2015-04-13 | 2019-02-05 | Steelcase Inc. | Seating arrangement | 
        
          | US11259637B2
              (en) | 2015-04-13 | 2022-03-01 | Steelcase Inc. | Seating arrangement | 
        
          | US10537177B2
              (en) | 2017-09-20 | 2020-01-21 | La-Z-Boy Incorporated | Furniture member with adjustable seat depth | 
        
          | US10285502B2
              (en)
            
            * | 2017-09-20 | 2019-05-14 | La-Z-Boy Incorporated | Furniture member with adjustable seat height | 
        
          | US10492613B2
              (en) | 2017-09-20 | 2019-12-03 | La-Z-Boy Incorporated | Legrest mechanism for furniture member | 
        
          | US10561244B2
              (en) | 2017-09-20 | 2020-02-18 | La-Z-Boy Incorporated | Furniture member with recline and tilt | 
        
          | US11589678B2
              (en) | 2019-01-17 | 2023-02-28 | Hni Technologies Inc. | Chairs including flexible frames | 
        
          | CN113507865A
              (zh) | 2019-02-21 | 2021-10-15 | 斯特尔凯斯公司 | 身体支撑组件和用于该身体支撑组件的使用和组装的方法 | 
        
          | US11166553B2
              (en)
            
            * | 2019-06-05 | 2021-11-09 | Davis Furniture Industries, Inc. | Tilting chair | 
        
          | JPWO2020255195A1
              (OSRAM)
            
            * | 2019-06-17 | 2020-12-24 |  |  | 
        
          | JP7382178B2
              (ja)
            
            * | 2019-08-30 | 2023-11-16 | 株式会社イトーキ | 椅子 | 
        
          | US11357329B2
              (en) | 2019-12-13 | 2022-06-14 | Steelcase Inc. | Body support assembly and methods for the use and assembly thereof |