Patents by Inventor Mark Spoelhof
Mark Spoelhof has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20250151912Abstract: A seating arrangement includes a support shell including a seat portion and a chair back portion each configured to support a seated user, the chair seat portion having a front region and a rear region and the chair back portion having an upper region and a lower region, where the rear region of the seat portion is coupled to the lower region of the chair back portion, a control member including a substantially flexible front support and an attachment point, where the front support engages the support shell in the front region of the seat portion and the control member engages the back portion, and a substantially rigid second support attached to the control member at the attachment point, wherein the control member is an integral, one-piece component including multiple flex regions configured to allow the support shell to move between an upright and reclined position.Type: ApplicationFiled: January 17, 2025Publication date: May 15, 2025Inventors: James Ludwig, Nicholaus William Charles Deevers, Kurt Heidmann, Bruce Michael Smith, Mark Spoelhof
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Publication number: 20250127305Abstract: A body support assembly includes a seat assembly and backrest assembly supported by a tilt control assembly. Methods of using and assembling the body support assembly are provided.Type: ApplicationFiled: October 30, 2024Publication date: April 24, 2025Applicant: Steelcase Inc.Inventors: Nickolaus William Charles Deevers, Kurt R. Heidmann, Gordon J. Peterson, David Bodnar, James Ludwig, Nathan R. Brock, Mark Spoelhof
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Patent number: 12207737Abstract: A body support structure includes a base, a seat and a backrest, with the backrest connected to the base with a torsion leaf spring. The torsion leaf spring may be configured with a plurality of fingers, and/or one or more flex regions. One or more struts may be connected between the seat or backrest and the base. In another aspect, the seat and/or backrest may be supported with one or more links that provide a counter-intuitive motion. In another aspect, a link may be coupled to a support with a flexible blade.Type: GrantFiled: November 7, 2023Date of Patent: January 28, 2025Assignee: STEELCASE INC.Inventors: Nickolaus William Charles Deevers, Kurt R. Heidmann, Gary Karsten, Mark Spoelhof
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Patent number: 12161232Abstract: A body support assembly includes a seat assembly and backrest assembly supported by a tilt control assembly. Methods of using and assembling the body support assembly are provided.Type: GrantFiled: September 12, 2023Date of Patent: December 10, 2024Assignee: STEELCASE INC.Inventors: Nickolaus William Charles Deevers, Kurt R. Heidmann, Gordon J. Peterson, David Bodnar, James Ludwig, Nathan R. Brock, Mark Spoelhof
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Patent number: 12152398Abstract: A lounge assembly comprising a lower wall structure including at least first and second spaced apart side walls and a rear wall that together form an assembly space, each of the side walls and rear wall including an internal surface, a seat assembly supported between the first and second side walls, a first coupler mounted to the internal surface of the first side wall, a support arm having an arm length dimension between proximal and distal ends, the proximal end mounted to the first coupler adjacent the internal surface of the first side wall for rotation about a first vertical axis and a tablet member supported at the distal end of the support arm for rotation about a second vertical axis through a second range of motion with respect to the support arm.Type: GrantFiled: June 6, 2022Date of Patent: November 26, 2024Assignee: Steelcase Inc.Inventors: Russell T. Holdredge, Sean Corcorran, David K. Jones, Duck Young Kong, Todd David Krupiczewicz, Keith Robert Machin, Mark McKenna, Gordon Peterson, Mark Spoelhof, Pradeep Mydur, David J. Battey
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Publication number: 20240237826Abstract: A seating arrangement includes a support shell including a seat portion and a chair back portion each configured to support a seated user, the chair seat portion having a front region and a rear region and the chair back portion having an upper region and a lower region, where the rear region of the seat portion is coupled to the lower region of the chair back portion, a control member including a substantially flexible front support and an attachment point, where the front support engages the support shell in the front region of the seat portion and the control member engages the back portion, and a substantially rigid second support attached to the control member at the attachment point, wherein the control member is an integral, one-piece component including multiple flex regions configured to allow the support shell to move between an upright and reclined position.Type: ApplicationFiled: March 28, 2024Publication date: July 18, 2024Applicant: Steelcase Inc.Inventors: James Ludwig, Nickolaus William Charles Deevers, Kurt Heidmann, Bruce Michael Smith, Mark Spoelhof
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Publication number: 20240138573Abstract: A body support structure includes a base, a seat and a backrest, with the backrest connected to the base with a torsion leaf spring. The torsion leaf spring may be configured with a plurality of fingers, and/or one or more flex regions. One or more struts may be connected between the seat or backrest and the base. In another aspect, the seat and/or backrest may be supported with one or more links that provide a counter-intuitive motion. In another aspect, a link may be coupled to a support with a flexible blade.Type: ApplicationFiled: November 7, 2023Publication date: May 2, 2024Applicant: Steelcase Inc.Inventors: Nickolaus William Charles Deevers, Kurt R. Heidmann, Gary Karsten, Mark Spoelhof
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Patent number: 11963621Abstract: A seating arrangement includes a support shell including a seat portion and a chair back portion each configured to support a seated user, the chair seat portion having a front region and a rear region and the chair back portion having an upper region and a lower region, where the rear region of the seat portion is coupled to the lower region of the chair back portion, a control member including a substantially flexible front support and an attachment point, where the front support engages the support shell in the front region of the seat portion and the control member engages the back portion, and a substantially rigid second support attached to the control member at the attachment point, wherein the control member is an integral, one-piece component including multiple flex regions configured to allow the support shell to move between an upright and reclined position.Type: GrantFiled: July 19, 2021Date of Patent: April 23, 2024Assignee: Steelcase Inc.Inventors: James Ludwig, Nickolaus William Charles Deevers, Kurt Heidmann, Bruce Michael Smith, Mark Spoelhof
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Publication number: 20240074586Abstract: A body support assembly includes a seat assembly and backrest assembly supported by a tilt control assembly. Methods of using and assembling the body support assembly are provided.Type: ApplicationFiled: September 12, 2023Publication date: March 7, 2024Applicant: Steelcase Inc.Inventors: Nickolaus William Charles Deevers, Kurt R. Heidmann, Gordon J. Peterson, David Bodnar, James Ludwig, Nathan R. Brock, Mark Spoelhof
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Patent number: 11857083Abstract: A seating unit includes a chair with a backrest and a hook assembly. The backrest includes a rear surface having an outwardly protruding rim. The hook assembly comprises a cover plate and a weldment, and the cover plate may include a hook being integrally formed on an exterior face. The hook assembly is configured to be securely coupled on or within the outwardly protruding rim of the backrest, and a secure coupling between the hook assembly and the backrest is formed via insertion of a fastening member, which is inserted through an apertures on a bottom surface of the cover plate, such that the fastener is aligned substantially parallel to the rear surface.Type: GrantFiled: October 31, 2022Date of Patent: January 2, 2024Assignee: Steelcase Inc.Inventors: Keith Robert Machin, Mark Schneider, David O. Morton, Ryan Jerome Ramos, Mark Spoelhof, Jamie Payne, Daniel George Parker
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Patent number: 11812870Abstract: A body support structure includes a base, a seat and a backrest, with the backrest connected to the base with a torsion leaf spring. The torsion leaf spring may be configured with a plurality of fingers, and/or one or more flex regions. One or more struts may be connected between the seat or backrest and the base. In another aspect, the seat and/or backrest may be supported with one or more links that provide a counter-intuitive motion. In another aspect, a link may be coupled to a support with a flexible blade.Type: GrantFiled: February 9, 2022Date of Patent: November 14, 2023Assignee: STEELCASE INC.Inventors: Nickolaus William Charles Deevers, Kurt R. Heidmann, Gary Karsten, Mark Spoelhof
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Patent number: 11805913Abstract: A body support assembly includes a seat assembly and backrest assembly supported by a tilt control assembly. Methods of using and assembling the body support assembly are provided.Type: GrantFiled: February 16, 2022Date of Patent: November 7, 2023Assignee: STEELCASE INC.Inventors: Nickolaus William Charles Deevers, Kurt R. Heidmann, Gordon J. Peterson, David Bodnar, James Ludwig, Nathan R. Brock, Mark Spoelhof
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Patent number: 11786039Abstract: A body support assembly includes a seat assembly and backrest assembly supported by a tilt control assembly. Methods of using and assembling the body support assembly are provided.Type: GrantFiled: May 11, 2022Date of Patent: October 17, 2023Assignee: STEELCASE INC.Inventors: Nickolaus William Charles Deevers, Gordon J. Peterson, Nathan R. Brock, Mark Spoelhof
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Patent number: 11612240Abstract: A monitor support assembly includes a base designed to rest on an ambient floor surface. An upright frame structure is spaced forward to the rear of the base and extends vertically upward from the base. The frame structure includes first and second vertical members and a top frame member that extends horizontally between the vertical members, A shroud assembly is mounted to the upright frame structure and includes a first central wall member and first and second additional wall members extending from the first and second lateral edges in the same direction. The first central wall member and the additional wall members form a receiving space. A mounting plate mountable to the rear surface of a displays screen is releasably supported by the upright frame structure within the receiving space. A depth dimension of the receiving space is sufficient to accommodate a display screen mounted via the mounting plate.Type: GrantFiled: June 8, 2021Date of Patent: March 28, 2023Assignee: Steelcase Inc.Inventors: Brett Kincaid, Mark Spoelhof, Mark Schoolmeester, Duck Young Kong, John Allen, Hyun Yoo
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Patent number: D988048Type: GrantFiled: January 20, 2021Date of Patent: June 6, 2023Assignee: STEELCASE INC.Inventors: Nickolaus William Charles Deevers, Mark Spoelhof, James Ludwig
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Patent number: D988049Type: GrantFiled: May 12, 2021Date of Patent: June 6, 2023Assignee: STEELCASE INC.Inventors: Nickolaus William Charles Deevers, Mark Spoelhof, James Ludwig
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Patent number: D995179Type: GrantFiled: January 20, 2021Date of Patent: August 15, 2023Assignee: STEELCASE INC.Inventors: Nickolaus William Charles Deevers, Mark Spoelhof, James Ludwig
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Patent number: D995180Type: GrantFiled: May 12, 2021Date of Patent: August 15, 2023Assignee: STEELCASE INC.Inventors: Nickolaus William Charles Deevers, Mark Spoelhof, James Ludwig
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Patent number: D1009536Type: GrantFiled: May 17, 2021Date of Patent: January 2, 2024Assignee: Steelcase Inc.Inventors: Ryan Jerome Ramos, Mark Spoelhof
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Patent number: D1039284Type: GrantFiled: August 18, 2022Date of Patent: August 20, 2024Assignee: SMITH SYSTEM MANUFACTURING COMPANYInventors: Robert Andrew Weiss, Mark Spoelhof, Dylan McKinnon, David S. De Hoyos