Patents by Inventor Kirt Martin
Kirt Martin 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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Patent number: 11965627Abstract: Modular lighting fixtures include, for example, a section having an elongated member and at least one light source. The elongated member includes an upper portion, a lower portion, an H-shaped cross-section, a longitudinal axis, and a first flange, a second flange, and a web defining a first channel along a first side of the web and the flanges and a second channel along a second side of the web and the flanges. The at least one light source is attached to the upper portion of the elongated member. The section may be a main section, a first upper section, and/or a second upper section. The sections may have a hollow cross-section and the flanges of the sections may be disposed at 90 degrees relative to each other. Methods for use in forming modular lighting fixtures and methods for illumination are also disclosed.Type: GrantFiled: September 6, 2022Date of Patent: April 23, 2024Assignee: LANDSCAPE FORMS, INC.Inventors: Linnaea Tillett, Janet Garwood, Kirt Martin, Brian Revoir, Eric Nelson
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Patent number: 11944194Abstract: A table assembly includes a tabletop member having a tabletop worksurface and a downwardly directed lower surface. A leg structure including first and second substantially vertical and spaced apart leg members is coupled to the lower surface for supporting the tabletop member. An elongated horizontal upper member extends between upper ends of the leg members. An elongated horizontal lower member below the tabletop member lower surface extends between and is joined to the leg members intermediate their upper and lower ends to form a gap with the upper member. A removable accessory bracket includes a substantially flat vertical member extending along a first plane and a lip member coupled to an upper end of the vertical member, the lip member extending along a second, substantially parallel plane spaced from the first plane and engaging the lower member to support the accessory bracket adjacent the outer surface of the lower member.Type: GrantFiled: January 21, 2021Date of Patent: April 2, 2024Assignee: Steelcase Inc.Inventors: Kirt Martin, David C. Eberlein, Fredric Biddle
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Patent number: 11930926Abstract: A table assembly includes a tabletop member having a tabletop worksurface and a downwardly directed lower surface. A leg structure including first and second substantially vertical and spaced apart leg members is coupled to the lower surface for supporting the tabletop member. An elongated horizontal upper member extends between upper ends of the leg members. An elongated horizontal lower member below the tabletop member lower surface extends between and is joined to the leg members intermediate their upper and lower ends to form a gap with the upper member. A removable accessory bracket includes a substantially flat vertical member extending along a first plane and a lip member coupled to an upper end of the vertical member, the lip member extending along a second, substantially parallel plane spaced from the first plane and engaging the lower member to support the accessory bracket adjacent the outer surface of the lower member.Type: GrantFiled: January 21, 2021Date of Patent: March 19, 2024Assignee: Steelcase Inc.Inventors: Kirt Martin, David C. Eberlein, Fredric Biddle
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Publication number: 20240077182Abstract: Modular lighting fixtures include, for example, a section having an elongated member and at least one light source. The elongated member includes an upper portion, a lower portion, an H-shaped cross-section, a longitudinal axis, and a first flange, a second flange, and a web defining a first channel along a first side of the web and the flanges and a second channel along a second side of the web and the flanges. The at least one light source is attached to the upper portion of the elongated member. The section may be a main section, a first upper section, and/or a second upper section. The sections may have a hollow cross-section and the flanges of the sections may be disposed at 90 degrees relative to each other. Methods for use in forming modular lighting fixtures and methods for illumination are also disclosed.Type: ApplicationFiled: September 6, 2022Publication date: March 7, 2024Applicant: LANDSCAPE FORMS, INC.Inventors: Linnaea TILLETT, Janet GARWOOD, Kirt MARTIN, Brian REVOIR, Eric NELSON
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Patent number: 11882934Abstract: A table assembly includes a tabletop member having a tabletop worksurface and a downwardly directed lower surface. A leg structure including first and second substantially vertical and spaced apart leg members is coupled to the lower surface for supporting the tabletop member. An elongated horizontal upper member extends between upper ends of the leg members. An elongated horizontal lower member below the tabletop member lower surface extends between and is joined to the leg members intermediate their upper and lower ends to form a gap with the upper member. A removable accessory bracket includes a substantially flat vertical member extending along a first plane and a lip member coupled to an upper end of the vertical member, the lip member extending along a second, substantially parallel plane spaced from the first plane and engaging the lower member to support the accessory bracket adjacent the outer surface of the lower member.Type: GrantFiled: October 15, 2020Date of Patent: January 30, 2024Assignee: Steelcase Inc.Inventors: Kirt Martin, David C. Eberlein, Fredric Biddle
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Patent number: 11317716Abstract: A furniture assembly comprising a first frame structure having front and rear portions and including at least a first leg member and a substantially horizontal first rail member supported by the at least a first leg member where the first rail member has a first length dimension, a substantially horizontal second rail member supported by the at least a second leg member spaced apart from the first rail member wherein an assembly space includes the space between the first and second rail members, a front portion of the assembly space adjacent the front portion of the first frame structure and a rear portion of the assembly space adjacent the rear portion of the first frame structure, a first furniture sub-assembly having first and second ends, having a first depth dimension and supported within the assembly space by the first and second rail members and a second furniture sub-assembly having first and second ends, a second depth dimension and supported within the assembly space by the first rail member and a rType: GrantFiled: May 22, 2020Date of Patent: May 3, 2022Assignee: Steelcase Inc.Inventors: Kirt Martin, David C. Eberlein, Fredric Biddle
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Publication number: 20210177142Abstract: A table assembly includes a tabletop member having a tabletop worksurface and a downwardly directed lower surface. A leg structure including first and second substantially vertical and spaced apart leg members is coupled to the lower surface for supporting the tabletop member. An elongated horizontal upper member extends between upper ends of the leg members. An elongated horizontal lower member below the tabletop member lower surface extends between and is joined to the leg members intermediate their upper and lower ends to form a gap with the upper member. A removable accessory bracket includes a substantially flat vertical member extending along a first plane and a lip member coupled to an upper end of the vertical member, the lip member extending along a second, substantially parallel plane spaced from the first plane and engaging the lower member to support the accessory bracket adjacent the outer surface of the lower member.Type: ApplicationFiled: January 21, 2021Publication date: June 17, 2021Inventors: Kirt Martin, David C. Eberlein, Fredric Biddle
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Publication number: 20210169220Abstract: A table assembly includes a tabletop member having a tabletop worksurface and a downwardly directed lower surface. A leg structure including first and second substantially vertical and spaced apart leg members is coupled to the lower surface for supporting the tabletop member. An elongated horizontal upper member extends between upper ends of the leg members. An elongated horizontal lower member below the tabletop member lower surface extends between and is joined to the leg members intermediate their upper and lower ends to form a gap with the upper member. A removable accessory bracket includes a substantially flat vertical member extending along a first plane and a lip member coupled to an upper end of the vertical member, the lip member extending along a second, substantially parallel plane spaced from the first plane and engaging the lower member to support the accessory bracket adjacent the outer surface of the lower member.Type: ApplicationFiled: January 21, 2021Publication date: June 10, 2021Inventors: Kirt Martin, David C. Eberlein, Fredric Biddle
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Publication number: 20210085079Abstract: A table assembly includes a tabletop member having a tabletop worksurface and a downwardly directed lower surface. A leg structure including first and second substantially vertical and spaced apart leg members is coupled to the lower surface for supporting the tabletop member. An elongated horizontal upper member extends between upper ends of the leg members. An elongated horizontal lower member below the tabletop member lower surface extends between and is joined to the leg members intermediate their upper and lower ends to form a gap with the upper member. A removable accessory bracket includes a substantially flat vertical member extending along a first plane and a lip member coupled to an upper end of the vertical member, the lip member extending along a second, substantially parallel plane spaced from the first plane and engaging the lower member to support the accessory bracket adjacent the outer surface of the lower member.Type: ApplicationFiled: October 15, 2020Publication date: March 25, 2021Inventors: Kirt Martin, David C. Eberlein, Fredric Biddle
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Publication number: 20200352325Abstract: A furniture assembly comprising a first frame structure having front and rear portions and including at least a first leg member and a substantially horizontal first rail member supported by the at least a first leg member where the first rail member has a first length dimension, a substantially horizontal second rail member supported by the at least a second leg member spaced apart from the first rail member wherein an assembly space includes the space between the first and second rail members, a front portion of the assembly space adjacent the front portion of the first frame structure and a rear portion of the assembly space adjacent the rear portion of the first frame structure, a first furniture sub-assembly having first and second ends, having a first depth dimension and supported within the assembly space by the first and second rail members and a second furniture sub-assembly having first and second ends, a second depth dimension and supported within the assembly space by the first rail member and a rType: ApplicationFiled: May 22, 2020Publication date: November 12, 2020Inventors: Kirt Martin, David C. Eberlein, Fredric Biddle
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Patent number: 10681980Abstract: A furniture assembly comprising a first frame structure having front and rear portions and including at least a first leg member and a substantially horizontal first rail member supported by the at least a first leg member where the first rail member has a first length dimension, a substantially horizontal second rail member supported by the at least a second leg member spaced apart from the first rail member wherein an assembly space includes the space between the first and second rail members, a front portion of the assembly space adjacent the front portion of the first frame structure and a rear portion of the assembly space adjacent the rear portion of the first frame structure, a first furniture sub-assembly having first and second ends, having a first depth dimension and supported within the assembly space by the first and second rail members and a second furniture sub-assembly having first and second ends, a second depth dimension and supported within the assembly space by the first rail member and a rType: GrantFiled: January 19, 2018Date of Patent: June 16, 2020Assignee: STEELCASE INC.Inventors: Kirt Martin, David C. Eberlein, Fredric Biddle
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Publication number: 20180140091Abstract: A furniture assembly comprising a first frame structure having front and rear portions and including at least a first leg member and a substantially horizontal first rail member supported by the at least a first leg member where the first rail member has a first length dimension, a substantially horizontal second rail member supported by the at least a second leg member spaced apart from the first rail member wherein an assembly space includes the space between the first and second rail members, a front portion of the assembly space adjacent the front portion of the first frame structure and a rear portion of the assembly space adjacent the rear portion of the first frame structure, a first furniture sub-assembly having first and second ends, having a first depth dimension and supported within the assembly space by the first and second rail members and a second furniture sub-assembly having first and second ends, a second depth dimension and supported within the assembly space by the first rail member and a rType: ApplicationFiled: January 19, 2018Publication date: May 24, 2018Inventors: Kirt Martin, David C. Eberlein, Fredric Biddle
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Publication number: 20160058185Abstract: A table assembly comprising at least a first leg member that forms a leg opening and a first support surface and a rigid elongated channel member that forms a channel that extends between first and second ends, at least the first end forming a wire passing opening suitable to pass wires into and out of the channel, the first end supportable by the first support surface in at least first and second different locations, wherein, when the channel is supported by the support surface at either of the first and second different positions, the wire passing opening is aligned with the leg opening so that wires can pass through the leg opening and into the channel.Type: ApplicationFiled: November 6, 2015Publication date: March 3, 2016Inventors: Kirt Martin, David C. Eberlein
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Patent number: 9210999Abstract: A table assembly comprising at least a first leg member that forms a leg opening and a first support surface and a rigid elongated channel member that forms a channel that extends between first and second ends, at least the first end forming a wire passing opening suitable to pass wires into and out of the channel, the first end supportable by the first support surface in at least first and second different locations, wherein, when the channel is supported by the support surface at either of the first and second different positions, the wire passing opening is aligned with the leg opening so that wires can pass through the leg opening and into the channel.Type: GrantFiled: April 22, 2011Date of Patent: December 15, 2015Assignee: STEELCASE INC.Inventors: Kirt Martin, David C Eberlein
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Publication number: 20150335148Abstract: A furniture assembly comprising a first frame structure having front and rear portions and including at least a first leg member and a substantially horizontal first rail member supported by the at least a first leg member where the first rail member has a first length dimension, a substantially horizontal second rail member supported by the at least a second leg member spaced apart from the first rail member wherein an assembly space includes the space between the first and second rail members, a front portion of the assembly space adjacent the front portion of the first frame structure and a rear portion of the assembly space adjacent the rear portion of the first frame structure, a first furniture sub-assembly having first and second ends, having a first depth dimension and supported within the assembly space by the first and second rail members and a second furniture sub-assembly having first and second ends, a second depth dimension and supported within the assembly space by the first rail member and a rType: ApplicationFiled: August 3, 2015Publication date: November 26, 2015Inventors: KIRT MARTIN, DAVID C. EBERLEIN, FREDRIC BIDDLE
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Patent number: 9185974Abstract: A furniture assembly comprising a first frame structure having front and rear portions and including at least a first leg member and a first rail member supported by the at least a first leg member where the first rail member has a first length dimension, second rail member supported by the at least a second leg member spaced apart from the first rail member wherein an assembly space includes the space between the first and second rail members, a first furniture sub-assembly having first and second ends, having a first depth dimension and a second furniture sub-assembly having first and second ends, a second depth dimension, wherein the combined first and second depth dimensions are less than the first length dimension.Type: GrantFiled: May 25, 2012Date of Patent: November 17, 2015Assignee: STEELCASE INC.Inventors: Kirt Martin, David C. Eberlein, Fredric Biddle
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Publication number: 20150250310Abstract: A furniture assembly comprising a first frame structure having front and rear portions and including at least a first leg member and a first rail member supported by the at least a first leg member where the first rail member has a first length dimension, second rail member supported by the at least a second leg member spaced apart from the first rail member wherein an assembly space includes the space between the first and second rail members, a first furniture sub-assembly having first and second ends, having a first depth dimension and a second furniture sub-assembly having first and second ends, a second depth dimension, wherein the combined first and second depth dimensions are less than the first length dimension.Type: ApplicationFiled: May 25, 2012Publication date: September 10, 2015Inventors: Kirt Martin, David C. Eberlein, Fredric Biddle
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Patent number: 9010867Abstract: An article of furniture is disclosed. The article of furniture comprises a stool configured to be used on a generally horizontal surface such as a floor. The stool comprises a seat and a base comprising a rounded bottom surface configured to rest upon the floor. A mass is positioned beneath the seat so that the base is at equilibrium in a first tilted orientation relative to the floor. The base can be tilted to second tilted orientation relative to the floor by tilting the rounded bottom surface of the base relative to the floor.Type: GrantFiled: June 1, 2012Date of Patent: April 21, 2015Assignee: Steelcase Inc.Inventors: Kirt Martin, Fredric Biddle, David Eberlein, Brett Kincaid, Mark Schoolmeester
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Patent number: 8689705Abstract: A furniture kit including first and second spaced apart leg members including front and rear end portions and a frame space between facing surfaces, a first furniture assembly including a first rigid furniture component having first and second ends and having front and rear portions, wherein (i) a first furniture configuration is configurable that includes the first furniture assembly supported between the leg members and generally within the frame space with the front and rear portions of the first furniture assembly adjacent the front and rear end portions of the leg members, respectively, and (ii) a second furniture configuration is configurable that includes the first furniture assembly supported between the leg members and generally within the frame space with the front and rear portions of the first furniture assembly adjacent the rear and front end portions of the leg members, respectively.Type: GrantFiled: April 22, 2011Date of Patent: April 8, 2014Assignee: Steelcase, Inc.Inventors: Kirt Martin, David C Eberlein
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Patent number: 8667908Abstract: A furniture assembly comprising a frame for supporting an article of furniture, the frame including first and second spaced apart frame members, each frame member having a top end and a bottom end, the first and second frame members forming first and second substantially oppositely facing bearing surfaces along at least a portion thereof wherein the oppositely facing bearing surfaces are angled away from each other when moving from the top toward the bottom ends, at a first height, the oppositely facing bearing surfaces defining a first width dimension and a storage unit forming an opening defined by an opening rim including at least first and second substantially opposed bearing surfaces, the first and second opposed bearing surfaces defining a first length dimension that is similar to the first width dimension, wherein, the storage unit can be mounted to the frame by passing at least upper portions of the first and second frame members through the opening so that the first and second opposed bearing surfaceType: GrantFiled: April 22, 2011Date of Patent: March 11, 2014Assignee: Steelcase Inc.Inventors: Kirt Martin, David C Eberlein