Patents by Inventor Marcus S. Bermel
Marcus S. Bermel 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: 8618512Abstract: A storage phosphor screen including a substrate; a phosphor layer disposed over the substrate; and an overcoat layer disposed over the phosphor layer, wherein the overcoat layer comprises at least one organic solvent-soluble polymer and at least one light absorbing colorant, and wherein the light absorbing colorant is dispersed within the organic solvent-soluble polymer. Also disclosed is a method of preparing a storage phosphor screen including providing a substrate; providing a phosphor solution comprising a solvent, at least one stimulable phosphor, and a binder; providing an overcoat solution comprising a solvent, at least one organic solvent-soluble polymer and at least one light absorbing colorant; forming a phosphor layer over a surface of the substrate with the phosphor solution; and forming an overcoat layer over the phosphor layer with the overcoat solution, wherein the light absorbing colorant is dispersed within the overcoat layer.Type: GrantFiled: June 28, 2011Date of Patent: December 31, 2013Assignee: Carestream Health, Inc.Inventors: Seshadri Jagannathan, Marcus S. Bermel, Daniel M. Leusch
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Publication number: 20130001437Abstract: A storage phosphor screen including a substrate; a phosphor layer disposed over the substrate; and an overcoat layer disposed over the phosphor layer, wherein the overcoat layer comprises at least one organic solvent-soluble polymer and at least one light absorbing colorant, and wherein the light absorbing colorant is dispersed within the organic solvent-soluble polymer. Also disclosed is a method of preparing a storage phosphor screen including providing a substrate; providing a phosphor solution comprising a solvent, at least one stimulable phosphor, and a binder; providing an overcoat solution comprising a solvent, at least one organic solvent-soluble polymer and at least one light absorbing colorant; forming a phosphor layer over a surface of the substrate with the phosphor solution; and forming an overcoat layer over the phosphor layer with the overcoat solution, wherein the light absorbing colorant is dispersed within the overcoat layer.Type: ApplicationFiled: June 28, 2011Publication date: January 3, 2013Inventors: Seshadri Jagannathan, Marcus S. Bermel, Daniel M. Leusch
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Patent number: 7686987Abstract: A method of film fabrication is taught that uses a coating and drying apparatus to fabricate resin films suitable for optical applications. In particular, polycarbonate films are prepared by simultaneous application of multiple liquid layers to a moving carrier substrate. After solvent removal, the polycarbonate films are peeled from the sacrificial carrier substrate. Polycarbonate films prepared by the current invention exhibit good dimensional stability and low birefringence.Type: GrantFiled: April 5, 2005Date of Patent: March 30, 2010Assignee: Eastman Kodak CompanyInventor: Marcus S. Bermel
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Patent number: 7393579Abstract: A method of film fabrication is taught that uses a coating and drying apparatus to fabricate resin films suitable for optical applications. In particular, cellulose acetate films are prepared by simultaneous application of multiple liquid layers to a moving carrier substrate. After solvent removal, the cellulose acetate films are peeled from the sacrificial carrier substrate. Cellulose acetate films prepared by the current invention exhibit good dimensional stability and low birefringence.Type: GrantFiled: April 17, 2006Date of Patent: July 1, 2008Assignee: Eastman Kodak CompanyInventor: Marcus S. Bermel
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Patent number: 7304317Abstract: Phosphor-containing panels or screens have improved resistance to yellowing and image defects by the incorporation of a primary or secondary amine having a pKa of 8.5 or more and a molecular weight of less than 10,000 daltons into the phosphor layer or an overcoat layer. A peroxide scavenger can also be present to further improve stability of the phosphor panel. The phosphors are preferably storage phosphors containing iodine. This phosphor panels can be prepared using non-peroxide-generating organic solvents for further stabilization.Type: GrantFiled: March 14, 2006Date of Patent: December 4, 2007Assignee: Carestream Health, Inc.Inventors: Marcus S. Bermel, David J. Steklenski, James H. Griggs, Katherine M. Broadus, Alexandra D. Bermel
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Patent number: 7163738Abstract: A method of film fabrication is taught that uses a coating and drying apparatus to fabricate resin films suitable for optical applications. In particular, polyvinyl alcohol films are prepared by simultaneous application of multiple liquid layers to a moving carrier substrate. After solvent removal, the polyvinyl alcohol films are peeled from the sacrificial carrier substrate. Polyvinyl alcohol films prepared by the current invention exhibit good dimensional stability and low birefringence.Type: GrantFiled: July 3, 2002Date of Patent: January 16, 2007Assignee: Eastman Kodak CompanyInventor: Marcus S. Bermel
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Patent number: 7125504Abstract: A method of making a light diffusing microfilm, includes providing a carrier substrate; coating a coating fluid onto the carrier substrate; drying the coating fluid on the carrier substrate to form a releasable light diffusing microfilm on the carrier substrate; and separating the light diffusing microfilm from the carrier substrate.Type: GrantFiled: May 9, 2003Date of Patent: October 24, 2006Assignee: Eastman Kodak CompanyInventor: Marcus S. Bermel
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Patent number: 7085444Abstract: A porous optical switching film is situated between at least two plates that have an electrical bias between them.Type: GrantFiled: September 23, 2003Date of Patent: August 1, 2006Assignee: Eastman Kodak CompanyInventors: Marcus S. Bermel, Robert F. Cournoyer
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Patent number: 7083752Abstract: A method of film fabrication is taught that uses a coating and drying apparatus to fabricate resin films suitable for optical applications. In particular, cellulose acetate films are prepared by simultaneous application of multiple liquid layers to a moving carrier substrate. After solvent removal, the cellulose acetate films are peeled from the sacrificial carrier substrate. Cellulose acetate films prepared by the current invention exhibit good dimensional stability and low birefringence.Type: GrantFiled: July 3, 2002Date of Patent: August 1, 2006Assignee: Eastman Kodak CompanyInventor: Marcus S. Bermel
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Patent number: 7061661Abstract: An electromechanical display panel that includes at least two spatially separated plates. Between the at least two spatially separated plates is a suspended porous movable film having a pore area, wherein the pore area comprises less than 50% of surface area of the porous movable film. The electromechanical display panel also includes a means for moving the porous movable film between the at least two spatially separated plates to cause selective light modulation.Type: GrantFiled: November 6, 2003Date of Patent: June 13, 2006Assignee: Eastman Kodak CompanyInventors: Marek W. Kowarz, Marcus S. Bermel, Robert F. Cournoyer
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Patent number: 7048823Abstract: A method of film fabrication is taught that uses a coating and drying apparatus to fabricate resin films suitable for optical applications. In particular, acrylic films are prepared by simultaneous application of multiple liquid layers to a moving carrier substrate. After solvent removal, the acrylic films are peeled from the sacrificial carrier substrate. Acrylic films prepared by the current invention exhibit good clarity and low birefringence.Type: GrantFiled: July 3, 2002Date of Patent: May 23, 2006Assignee: Eastman Kodak CompanyInventor: Marcus S Bermel
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Patent number: 7012746Abstract: A method of film fabrication is taught that uses a coating and drying apparatus to fabricate resin films suitable for optical applications. In particular, polyvinyl butyral films are prepared by simultaneous application of multiple liquid layers to a moving carrier substrate. After solvent removal, the polyvinyl butyral films are peeled from the sacrificial carrier substrate. Polyvinyl butyral films prepared by the current invention exhibit good clarity and low birefringence.Type: GrantFiled: July 3, 2002Date of Patent: March 14, 2006Assignee: Eastman Kodak CompanyInventor: Marcus S. Bermel
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Publication number: 20040165814Abstract: A porous optical switching film is situated between at least two plates that have an electrical bias between them.Type: ApplicationFiled: September 23, 2003Publication date: August 26, 2004Applicant: Eastman Kodak CompanyInventors: Marcus S. Bermel, Robert F. Cournoyer
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Publication number: 20040091667Abstract: A method of making a light diffusing microfilm, includes providing a carrier substrate; coating a coating fluid onto the carrier substrate; drying the coating fluid on the carrier substrate to form a releasable light diffusing microfilm on the carrier substrate; and separating the light diffusing microfilm from the carrier substrate.Type: ApplicationFiled: May 9, 2003Publication date: May 13, 2004Applicant: Eastman Kodak CompanyInventor: Marcus S. Bermel
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Publication number: 20030215658Abstract: A method of film fabrication is taught that uses a coating and drying apparatus to fabricate resin films suitable for optical applications. In particular, polyvinyl alcohol films are prepared by simultaneous application of multiple liquid layers to a moving carrier substrate. After solvent removal, the polyvinyl alcohol films are peeled from the sacrificial carrier substrate. Polyvinyl alcohol films prepared by the current invention exhibit good dimensional stability and low birefringence.Type: ApplicationFiled: July 3, 2002Publication date: November 20, 2003Applicant: Eastman Kodak CompanyInventor: Marcus S. Bermel
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Publication number: 20030215608Abstract: A method of film fabrication is taught that uses a coating and drying apparatus to fabricate resin films suitable for optical applications. In particular, cellulose acetate films are prepared by simultaneous application of multiple liquid layers to a moving carrier substrate. After solvent removal, the cellulose acetate films are peeled from the sacrificial carrier substrate. Cellulose acetate films prepared by the current invention exhibit good dimensional stability and low birefringence.Type: ApplicationFiled: July 3, 2002Publication date: November 20, 2003Applicant: Eastman Kodak CompanyInventor: Marcus S. Bermel
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Publication number: 20030215582Abstract: A method of film fabrication is taught that uses a coating and drying apparatus to fabricate resin films suitable for optical applications. In particular, resin films are prepared by simultaneous application of multiple liquid layers to a moving carrier substrate. After solvent removal, the resin films are peeled from the sacrificial carrier substrate. Films prepared by the current invention exhibit good dimensional stability and low birefringence.Type: ApplicationFiled: July 3, 2002Publication date: November 20, 2003Applicant: Eastman Kodak CompanyInventor: Marcus S. Bermel
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Publication number: 20030215583Abstract: A method of film fabrication is taught that uses a coating and drying apparatus to fabricate resin films suitable for optical applications. In particular, sulfone films are prepared by simultaneous application of multiple liquid layers to a moving carrier substrate. After solvent removal, the sulfone films are peeled from the sacrificial carrier substrate. Sulfone films prepared by the current invention exhibit good dimensional stability and low birefringence.Type: ApplicationFiled: July 3, 2002Publication date: November 20, 2003Applicant: Eastman Kodak CompanyInventor: Marcus S. Bermel
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Publication number: 20030215581Abstract: A method of film fabrication is taught that uses a coating and drying apparatus to fabricate resin films suitable for optical applications. In particular, polycarbonate films are prepared by simultaneous application of multiple liquid layers to a moving carrier substrate. After solvent removal, the polycarbonate films are peeled from the sacrificial carrier substrate. Polycarbonate films prepared by the current invention exhibit good dimensional stability and low birefringence.Type: ApplicationFiled: July 3, 2002Publication date: November 20, 2003Applicant: Eastman Kodak CompanyInventor: Marcus S. Bermel
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Publication number: 20030214715Abstract: A method of film fabrication is taught that uses a coating and drying apparatus to fabricate resin films suitable for optical applications. In particular, polyvinyl butyral films are prepared by simultaneous application of multiple liquid layers to a moving carrier substrate. After solvent removal, the polyvinyl butyral films are peeled from the sacrificial carrier substrate. Polyvinyl butyral films prepared by the current invention exhibit good clarity and low birefringence.Type: ApplicationFiled: July 3, 2002Publication date: November 20, 2003Applicant: Eastman Kodak CompanyInventor: Marcus S. Bermel
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Patent number: 5053212Abstract: Novel compositions are provided for the production of hydroxyapatite, where a dry mixture is provided which combines a calcium source and an acidic phosphate source, particularly monocalcium phosphate monohydrate or orthophosphoric acid crystals. These two are combined, optionally with other ingredients, with mechanical mixing, resulting in partial reaction or intimate combination to produce a product which requires less water for formation of a desired viscosity, has enhanced mechanical properties and is physilogically acceptable.Type: GrantFiled: July 27, 1990Date of Patent: October 1, 1991Assignee: Norian CorporationInventors: Brent R. Constantz, Bryan Barr, Kevin McVicker