Patents by Inventor Lee W. Tutt
Lee W. Tutt 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: 8946070Abstract: Producing a transistor includes providing a substrate including in order a first electrically conductive material layer positioned on the substrate and a first electrically insulating material layer positioned on the first electrically conductive material layer. A gate including a reentrant profile is formed from an electrically conductive material layer stack provided on the first electrically insulating material layer in which a first portion of the gate is sized and positioned to extend beyond a second portion of the gate. The gate including the reentrant profile and at least a portion of the first electrically insulating material layer are conformally coated with a second electrically insulating material layer. The second electrically insulating material layer is conformally coated the with a semiconductor material layer. A source and drain electrodes are formed simultaneously by directionally depositing a second electrically conductive material layer on portions of the semiconductor material layer.Type: GrantFiled: June 19, 2013Date of Patent: February 3, 2015Assignee: Eastman Kodak CompanyInventors: Lee W. Tutt, Shelby F. Nelson
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Patent number: 8941028Abstract: A system for engraving a flexographic relief member includes a laser scanning apparatus providing a focused radiation beam. The flexographic relief member includes a laser engraveable flexographic member; a thin engraveable control layer on top of the flexographic member; and wherein the engraveable control layer has an engraving sensitivity lower than the flexographic member.Type: GrantFiled: April 17, 2012Date of Patent: January 27, 2015Assignee: Eastman Kodak CompanyInventors: Mitchell S. Burberry, Lee W. Tutt, Lawrence A. Rowley
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Publication number: 20140374806Abstract: A transistor includes a substrate, a first electrically conductive material layer positioned on the substrate, and a first electrically insulating material layer is positioned on the first electrically conductive material layer. A gate includes a second electrically conductive material and a reentrant profile in which a first portion of the gate is sized and positioned to extend beyond a second portion of the gate. A second electrically insulating material layer conforms to the reentrant profile of the gate and in positioned on at least a portion of the first electrically insulating material layer. A semiconductor material layer conforms to and is in contact with the second electrically insulating material layer.Type: ApplicationFiled: June 19, 2013Publication date: December 25, 2014Inventors: Lee W. Tutt, Shelby F. Nelson
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Publication number: 20140374762Abstract: An electrical circuit includes a substrate and a plurality of transistors. The plurality of transistors includes a first electrically conductive material layer positioned on the substrate and a first electrically insulating material layer positioned on the first electrically conductive material layer. A gate includes a second electrically conductive material and a reentrant profile in which a first portion of the gate is sized and positioned to extend beyond a second portion of the gate. A second electrically insulating material layer conforms to the reentrant profile of the gate and in positioned on at least a portion of the first electrically insulating material layer. A semiconductor material ayer conforms to and is in contact with the second electrically insulating material layer.Type: ApplicationFiled: June 19, 2013Publication date: December 25, 2014Inventors: Lee W. Tutt, Shelby F. Nelson
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Publication number: 20140377943Abstract: Producing a transistor includes providing a substrate including in order a first electrically conductive material layer positioned on the substrate and a first electrically insulating material layer positioned on the first electrically conductive material layer. A gate including a reentrant profile is formed from an electrically conductive material layer stack provided on the first electrically insulating material layer in which a first portion of the gate is sized and positioned to extend beyond a second portion of the gate. The gate including the reentrant profile and at least a portion of the first electrically insulating material layer are conformally coated with a second electrically insulating material layer. The second electrically insulating material layer is conformally coated the with a semiconductor material layer. A source and drain electrodes are formed simultaneously by directionally depositing a second electrically conductive material layer on portions of the semiconductor material layer.Type: ApplicationFiled: June 19, 2013Publication date: December 25, 2014Inventors: Lee W. Tutt, Shelby F. Nelson
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Patent number: 8865576Abstract: A method of producing a transistor includes providing a substrate including an electrically conductive material layer stack positioned on the substrate. A first electrically insulating material layer is deposited so that the first electrically insulating material layer contacts a first portion of the electrically conductive material layer stack. A second electrically insulating material layer is conformally deposited so that the second electrically insulating material contacts the first electrically insulating layer, and contacts a second portion of the electrically conductive material layer stack, and contacts at least a portion of the substrate.Type: GrantFiled: September 29, 2011Date of Patent: October 21, 2014Assignee: Eastman Kodak CompanyInventors: Shelby F. Nelson, Lee W. Tutt
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Patent number: 8847232Abstract: A transistor includes a substrate. A first electrically conductive material layer, having a thickness, is positioned on the substrate. A second electrically conductive material layer is in contact with and positioned on the first electrically conductive material layer. The second electrically conductive material layer overhangs the first electrically conductive material layer. An electrically insulating material layer, having a thickness, is conformally positioned over the second electrically conductive material layer, the first electrically conductive material layer, and at least a portion of the substrate. The thickness of the first electrically conductive material layer is greater than the thickness of the electrically insulating material layer.Type: GrantFiled: January 7, 2011Date of Patent: September 30, 2014Assignee: Eastman Kodak CompanyInventors: Lee W. Tutt, Shelby F. Nelson
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Patent number: 8847226Abstract: A transistor includes a substrate. A first electrically conductive material layer is positioned on the substrate. A second electrically conductive material layer is in contact with and positioned on the first electrically conductive material layer. The second electrically conductive material layer includes a reentrant profile. The second electrically conductive material layer also overhangs the first electrically conductive material layer.Type: GrantFiled: January 7, 2011Date of Patent: September 30, 2014Assignee: Eastman Kodak CompanyInventors: Lee W. Tutt, Shelby F. Nelson
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Patent number: 8803227Abstract: A transistor includes a substrate and an electrically conductive material layer stack positioned on the substrate. The electrically conductive material layer stack includes a reentrant profile. A first electrically insulating material layer positioned is in contact with a first portion of the electrically conductive material layer stack. A second electrically insulating material layer is conformally positioned in contact with the first electrically insulating layer, and conformally positioned in contact with a second portion of the electrically conductive material layer stack, and conformally positioned in contact with at least a portion of the substrate.Type: GrantFiled: September 29, 2011Date of Patent: August 12, 2014Assignee: Eastman Kodak CompanyInventors: Shelby F. Nelson, Lee W. Tutt
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Patent number: 8803203Abstract: A transistor includes a substrate, an electrically conductive material layer, and an electrically insulating material layer. At least a portion of one or more of the substrate, the electrically conductive material layer, and the electrically insulating material layer define a reentrant profile.Type: GrantFiled: February 26, 2010Date of Patent: August 12, 2014Assignee: Eastman Kodak CompanyInventors: Lee W. Tutt, Shelby F. Nelson
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Patent number: 8778589Abstract: The electrographic printing of one or more multi-channeled layers having a particular pattern by electrographic techniques that produces a three-dimensional optical waveguide electrographically. Such electrographic printing comprises the steps of forming a desired print image, electrographically, on a receiver member utilizing predetermined sized marking particles; and, where desired, forming one or more final multi-channeled layers utilizing marking particles of a predetermined size or size distribution.Type: GrantFiled: September 30, 2009Date of Patent: July 15, 2014Assignee: Eastman Kodak CompanyInventors: Lee W. Tutt, Donna P. Suchy
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Patent number: 8709327Abstract: Preparing a flexographic member (60) includes providing a digital image and calculating a relief image based on the digital image. At least one stress-sensitive boundary region (11) adjacent to at least one image feature is identified and the relief image is created on the flexographic member. The depth (18) of at least a portion of a floor region (10) adjacent the at least one image feature is increased to provide a modified floor region.Type: GrantFiled: February 21, 2011Date of Patent: April 29, 2014Assignee: Eastman Kodak CompanyInventors: Lee W. Tutt, Mitchell S. Burberry, Dennis R. Perchak, Kam C. Ng
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Patent number: 8698230Abstract: An electrical circuit includes first and second transistors. Each transistor includes a substrate and, positioned thereon, a first electrically conductive material layer including a reentrant profile functioning as a gate. First and second discrete portions of a second electrically conductive material layer are in contact with first and second portions, respectively, of a semiconductor material layer in contact with an electrically insulating material layer, both of which conform to the reentrant profile. The first and second discrete portions are source/drain and drain/source electrodes of the first and second transistors, respectively. A third electrically conductive material layer, in contact with a third portion of the semiconductor material layer, is positioned over the gate, but is not in electrical contact with it.Type: GrantFiled: February 22, 2012Date of Patent: April 15, 2014Assignee: Eastman Kodak CompanyInventors: Lee W. Tutt, Shelby F. Nelson
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Patent number: 8674748Abstract: A method of actuating a semiconductor device includes providing a transistor. The transistor includes a substrate. A first electrically conductive material layer is positioned on the substrate. A second electrically conductive material layer is in contact with and positioned on the first electrically conductive material layer. A third electrically conductive material layer is in contact with and positioned on the second electrically conductive material layer. The third electrically conductive material layer overhangs the second electrically conductive material layer. An electrically insulating material layer is conformally positioned over the third electrically conductive material layer, the second electrically conductive material layer, the first electrically conductive material layer, and at least a portion of the substrate. A semiconductor material layer conforms to and is in contact with the electrically insulating material layer.Type: GrantFiled: January 7, 2011Date of Patent: March 18, 2014Assignee: Eastman Kodak CompanyInventors: Lee W. Tutt, Shelby F. Nelson
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Patent number: 8637355Abstract: Actuating a semiconductor device includes providing a transistor that includes a substrate and a first electrically conductive material layer, including a reentrant profile, positioned on the substrate. An electrically insulating material layer is conformally positioned over the first electrically conductive material layer and at least a portion of the substrate. A semiconductor material layer conforms to and is in contact with the electrically insulating material layer. A second electrically conductive material layer and third electrically conductive material layer are nonconformally positioned over and in contact with a first portion of the semiconductor material layer and a second portion of the semiconductor material layer, respectively.Type: GrantFiled: August 26, 2011Date of Patent: January 28, 2014Assignee: Eastman Kodak CompanyInventors: Shelby F. Nelson, Lee W. Tutt
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Patent number: 8633068Abstract: A method of actuating a semiconductor device includes providing a transistor including a substrate and a first electrically conductive material layer stack positioned on the substrate. The first electrically conductive material layer stack includes a reentrant profile. A second electrically conductive material layer includes first and second discrete portions in contact with first and second portions of a semiconductor material layer that conforms to the reentrant profile and is in contact with an electrically insulating material layer that conforms to the reentrant profile. A voltage is applied between the first discrete portion and the second discrete portion of the second electrically conductive material layer. A voltage is applied to the first electrically conductive material layer stack to modulate a resistance between the first discrete portion and the second discrete portion of the second electrically conductive material layer.Type: GrantFiled: February 22, 2012Date of Patent: January 21, 2014Assignee: Eastman Kodak CompanyInventors: Lee W. Tutt, Shelby F. Nelson
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Patent number: 8623757Abstract: Producing a vertical transistor includes providing a substrate including a gate material layer stack with a reentrant profile. A patterned deposition inhibiting material is deposited over a portion of the gate material layer stack and over a portion of the substrate. An electrically insulating material layer is deposited over a portion of the gate material layer stack and over a portion of the substrate using a selective area deposition process in which the electrically insulating material layer is not deposited over the patterned deposition inhibiting material. A semiconductor material layer is deposited over the electrically insulating material layer.Type: GrantFiled: September 29, 2011Date of Patent: January 7, 2014Assignee: Eastmak Kodak CompanyInventors: Shelby F. Nelson, David H. Levy, Lee W. Tutt
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Patent number: 8617942Abstract: A method of producing a transistor includes providing a substrate including a first electrically conductive material layer. A resist material layer is deposited over the first electrically conductive material layer. The resist material layer is patterned to expose a portion of the first electrically conductive material layer. Some of the first electrically conductive material layer is removed to create a reentrant profile in the first electrically conductive material layer and expose a portion of the substrate. The first electrically conductive material layer and at least a portion of the substrate are conformally coated with an electrically insulating material layer.Type: GrantFiled: August 26, 2011Date of Patent: December 31, 2013Assignee: Eastman Kodak CompanyInventors: Shelby F. Nelson, Lee W. Tutt
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Patent number: 8592909Abstract: A transistor includes a substrate. An electrically conductive material layer, having a thickness, is positioned on the substrate. The electrically conductive material layer contains a reentrant profile such that one portion of the electrically conductive material overhangs another portion of the electrically conductive material. An electrically insulating material layer, having a thickness, is conformally positioned over the second electrically conductive material layer, the first electrically conductive material layer, and at least a portion of the substrate.Type: GrantFiled: August 26, 2011Date of Patent: November 26, 2013Assignee: Eastman Kodak CompanyInventors: Shelby F. Nelson, Lee W. Tutt
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Patent number: 8561538Abstract: An apparatus for preparing a flexographic printing member includes a laser for forming a relief image that consists of both fine-featured regions and coarse-featured regions; and leveling a top most surface of at least one of the coarse-featured regions with the laser.Type: GrantFiled: January 21, 2011Date of Patent: October 22, 2013Assignee: Eastman Kodak CompanyInventors: Mitchell S. Burberry, Lee W. Tutt