Patents Represented by Attorney Paul Leipold
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Patent number: 7867603Abstract: The invention relates to a toner receiver member comprising a base, at least one tie layer adjacent to said base, and at least one toner receiver layer adjacent said at least one tie layer on the side opposite to the base, wherein said at least one toner receiver layer comprises a layer of branched polyester or a mixture of styrene acrylate copolymer with an ethylene methacrylate copolymer or with a low density polyethylene.Type: GrantFiled: November 30, 2004Date of Patent: January 11, 2011Assignee: Eastman Kodak CompanyInventors: Narasimharao Dontula, Terry A. Heath, Charles L. Bauer, Michael R. Brickey, Jeffrey R. Gillmor, Teh-Ming Kung
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Patent number: 7781047Abstract: The present invention relates to a donor laminate for transfer of a conductive layer comprising at least one electronically conductive polymer on to a receiver, wherein the receiver is a component of a device. The present invention also relates to methods pertinent to such transfers.Type: GrantFiled: October 21, 2004Date of Patent: August 24, 2010Assignee: Eastman Kodak CompanyInventors: Debasis Majumdar, Glen C. Irvin, Jr., Charles C. Anderson, Lee W. Tutt, Gary S. Freedman, Leonard S. Gates
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Patent number: 7754315Abstract: The invention relates to a toner receiver element comprising a marking enhancement layer comprising inorganic particles and a polymer film-forming binder.Type: GrantFiled: November 30, 2004Date of Patent: July 13, 2010Assignee: Eastman Kodak CompanyInventors: Mridula Nair, Tamara K. Jones, Daniel M. Leusch
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Patent number: 7695783Abstract: The invention relates to an image-recording element comprising a support and an image-receiving layer, wherein the image-receiving layer comprises anionic colloidal silica particles, hydrophilic polymeric binder, and fluorosurfactant, wherein the binder is present in an amount of between 2% and 15% weight of the image-receiving layer, the image-recording element has a 60-degree gloss of greater than 25, and a dry time of less than 1 minute.Type: GrantFiled: July 18, 2003Date of Patent: April 13, 2010Assignee: Eastman Kodak CompanyInventors: Paul B. Merkel, Gary N. Barber, Alan R. Pitt, Trevor J. Wear
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Patent number: 7687136Abstract: The invention relates to an image receiving element comprising in order a support, at least one polyolefin resin coating and at least one toner receiver layer, wherein said toner receiver layer comprises a fuser-oil sorbent additive and a thermoplastic polymer and said additive is present in an amount of greater than 10% by weight of said layer.Type: GrantFiled: November 30, 2004Date of Patent: March 30, 2010Assignee: Eastman Kodak CompanyInventors: Mridula Nair, Tamara K. Jones, Charles L. Bauer, Joseph W. Hoff, Scott C. Moose, Joseph S. Sedita, James L. Johnston
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Patent number: 7632562Abstract: The invention relates to a printing media comprising a first side comprising a first exposed layer comprising a mixture of polyolefin and at least one member selected from the group consisting of polyolefin copolymers, amide containing polymers, and ester containing polymers, wherein a measured Tg of said exposed layer comprises a Tg of less than 5° C. and a second side comprising an a second exposed layer having an advancing contact angle with water of less than 90°.Type: GrantFiled: August 4, 2005Date of Patent: December 15, 2009Assignee: Eastman Kodak CompanyInventors: Mridula Nair, Narasimharao Dontula, Michael R. Brickey, Terry A. Heath, Joseph W. Hoff, Tamara K. Jones, Daniel M. Leusch, Joseph S. Sedita, Cumar Sreekumar, Dinesh Tyagi
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Patent number: 7414313Abstract: The present invention relates to a donor laminate for transfer of a conductive layer comprising at least one electronically conductive polymer on to a receiver, wherein the receiver is a component of a device. The present invention also relates to methods pertinent to such transfers.Type: GrantFiled: December 22, 2004Date of Patent: August 19, 2008Assignee: Eastman Kodak CompanyInventors: Debasis Majumdar, Glen C. Irvin, Jr., Charles C. Anderson, Gary S. Freedman, Robert J. Kress
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Patent number: 7410825Abstract: The invention relates to a donor laminate comprising in order, a substrate, an electronically conductive polymer layer in contact with said substrate, and a metal layer.Type: GrantFiled: September 15, 2005Date of Patent: August 12, 2008Assignee: Eastman Kodak CompanyInventors: Debasis Majumdar, Glen C. Irvin, Jr., Joseph K. Madathil, Lee W. Tutt, Gary S. Freedman, Robert J. Kress
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Patent number: 7405480Abstract: A flexible electronic display device is provided comprising a substrate; an imaging layer zone; a transparent superstrate; and a thermal control layer. The device is able to resist thermal deformation caused by the heating generated by the operation of the display.Type: GrantFiled: December 22, 2004Date of Patent: July 29, 2008Assignee: Eastman Kodak CompanyInventors: Edward P. Furlani, Richard W. Wien, Tabrez Y. Ebrahim, David L. Patton
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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: 7279060Abstract: The invention generally relates to polymer films used as protective cover sheets for polarizer plates, a method for producing polarizing plates, and a Liquid Crystal Display employing the same. More particularly, the invention relates to cover sheet composites having a removable, carrier substrate and, optionally, a strippable, protection layer that protects the cover sheet from abrasion and dirt during the manufacture of the cover sheet and polarizer plates.Type: GrantFiled: May 4, 2004Date of Patent: October 9, 2007Assignee: Eastman Kodak CompanyInventors: Janglin Chen, Charles C. Anderson, Timothy J. Hubert, Yongcai Wang, Timothy C. Schunk
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Patent number: 7252733Abstract: The invention generally relates to polymer films used as protective cover sheets for polarizer plates, a method for producing polarizing plates, and a Liquid Crystal Display employing the same. More particularly, the invention relates to a cover sheet composite having a removable, carrier substrate and a cover sheet comprising a low birefringence polymer film and a layer that promotes adhesion to polyvinyl alcohol on the same side of the carrier substrate as the low birefringence polymer film. The guarded cover sheet of the invention is less susceptible to defects due to dirt and abrasion during the manufacture of the cover sheet and polarizer plates. In addition, the cover sheet has excellent adhesion to polyvinyl alcohol-containing dichroic films and eliminates the need to alkali treat the cover sheet prior to lamination to the dichroic films.Type: GrantFiled: May 4, 2004Date of Patent: August 7, 2007Assignee: Eastman Kodak CompanyInventors: Yongcai Wang, Janglin Chen, Charles C. Anderson, Timothy J. Hubert, Timothy C. Schunk, Richard A. Castle
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Patent number: 7217504Abstract: The application, according to a desired image, of an absorbance controlling composition to a receiver having an imaging layer comprising a radiation absorbing component, such as a dye or pigment, with spectral absorbance properties susceptible to change on treatment with the absorbance controlling composition provides a method of imaging by which a desired image may be formed on the receiver, for example by jetting a solution of the absorbance controlling composition onto the receiver.Type: GrantFiled: August 30, 2005Date of Patent: May 15, 2007Assignee: Eastman Kodak CompanyInventors: John R. Fyson, John M. Higgins
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Patent number: 7212345Abstract: A method of randomizing elements into a random pattern on a surface so the random pattern of elements substantially entirely consumes a region of the surface includes choosing an overlap distance and creating an initial pattern of elements that substantially entirely consumes a region of the surface, wherein neighboring elements overlap by the overlap distance. The method also includes choosing a maximum displacement distance, and displacing the elements by random displacement distances from their positions in the initial pattern, the random displacement distances being less than the maximum displacement distance. Moreover, a signed difference in displacement between two neighboring elements is not greater than the overlap distance. An apparatus including the elements is also disclosed.Type: GrantFiled: September 13, 2004Date of Patent: May 1, 2007Assignee: Eastman Kodak CompanyInventor: Randall H. Wilson
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Patent number: 7189676Abstract: The invention relates to a dye image receiver sheet comprising a dye-receiving layer comprising a cross-linked copolymer of polyester and a lubricator polymer, wherein said polyester component of said cross-linked copolymer is present in an amount of between 75% and 99% by weight.Type: GrantFiled: April 21, 2004Date of Patent: March 13, 2007Assignee: Eastman Kodak CompanyInventors: Robert P. Bourdelais, Cheryl J. Brickey, Timothy J. Giarrusso, Carol Ann McCarthy
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Patent number: 7179523Abstract: The invention relates to an imaging member comprising an imaging layer and a base wherein said base comprises a closed cell foam core sheet and adhered thereto an upper and lower flange sheet, wherein said foam core sheet has a modulus of between 100 and 2758 MPa and a tensile toughness between 0.344 and 35 MPa, and wherein said upper and lower flange sheet has a modulus of between and 1380 and 20000 MPa and a toughness between 1.4 and 210 MPa.Type: GrantFiled: December 28, 2001Date of Patent: February 20, 2007Assignee: Eastman Kodak CompanyInventors: Yeh-Hung Lai, Suresh Sunderrajan, Thaddeus S. Gula, William A. Mruk, Narasimharao Dontula, Gary D. Smith, YuanQiao Rao
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Patent number: 7163734Abstract: An element comprising a support on which is disposed an organic electroconductive polymeric layer containing a conductive polymer such that when a printing solution containing a conductivity enhancing agent contacts said electroconductive layer, the resistivity of the areas that are contacted with a printing solution decreases by at least a factor of 10. A method for producing an electrode pattern in the substrate is also disclosed.Type: GrantFiled: August 26, 2003Date of Patent: January 16, 2007Assignee: Eastman Kodak CompanyInventors: Charles C. Anderson, Mitchell S. Burberry, Mark Lelental, Yongcai Wang
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Patent number: 7161240Abstract: An electrical assemblage reduces heat generated by components during operation. The assemblage has at least one heat-generating component, typically a resistor, and at least one heat-removing element electrically associated with the heat-generating component. Heat-removing element comprises a plurality of vias therein and is fixedly attached to a tip of the electrical components, typically on opposed charged ends. Heat absorbed by the heat-removing element is then transported to a heat sink, cooperatively associated therewith, for disposal. In an electrical assemblage, a circuit board contains multiple heat generating components each being associated with a heat-removing element of the invention.Type: GrantFiled: June 27, 2002Date of Patent: January 9, 2007Assignee: Eastman Kodak CompanyInventor: Tina P. Barcley
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Patent number: 7160017Abstract: A brightness enhancement article (30) provides light from a two-dimensional surface. The brightness enhancement article (30) has a plurality of light collecting structures (32), wherein each light collecting structure (32) is longitudinally extended in a length direction along the surface. Each light collecting structure (32) has an input aperture (33) optically coupled to a light-providing surface and an output aperture (35) distal from the input aperture (33), wherein the output aperture (35) has a surface area that is larger than the surface area of the input aperture (33). A pair of curved side walls (38) extend from the output aperture (35) toward the input aperture (33). In a cross section taken orthogonally with respect to the length direction, the curved side walls (38) approximate a parabolic curvature.Type: GrantFiled: June 3, 2004Date of Patent: January 9, 2007Assignee: Eastman Kodak CompanyInventors: Junwon Lee, David Kessler
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Patent number: 7147909Abstract: The invention relates to an image receiving element comprising in order a support, at least one polyolefin resin coating and at least one toner receiver layer wherein said toner receiver layer comprises fuser-oil sorbent additive and a carboxylic acid containing thermoplastic polymer, wherein said sorbent additive is present in an amount greater than 10% by weight of said toner receiver layer.Type: GrantFiled: November 30, 2004Date of Patent: December 12, 2006Assignee: Eastman Kodak CompanyInventors: Mridula Nair, Tamara K. Jones, Faye Transvalidou, Bonnie A. Maye, Joseph S. Sedita
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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