Patents by Inventor Thaddeus S. Gula

Thaddeus S. Gula 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).

  • Patent number: 7179523
    Abstract: 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: Grant
    Filed: December 28, 2001
    Date of Patent: February 20, 2007
    Assignee: Eastman Kodak Company
    Inventors: Yeh-Hung Lai, Suresh Sunderrajan, Thaddeus S. Gula, William A. Mruk, Narasimharao Dontula, Gary D. Smith, YuanQiao Rao
  • Patent number: 7143674
    Abstract: 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: Grant
    Filed: September 30, 2002
    Date of Patent: December 5, 2006
    Assignee: Eastman Kodak Company
    Inventors: Yeh-Hung Lai, Suresh Sunderrajan, Thaddeus S. Gula, William A. Mruk, Narasimharao Dontula, Gary D. Smith, YuanQiao Rao
  • Patent number: 7033723
    Abstract: The present invention relates to an imaging element comprising an imaging layer and a support, wherein the support comprises a core layer having a surface roughness of at least 1.4 microns and a pit camouflaging flange layer between the support and the imaging layer. The present invention also relates to a method of forming an imaging support comprising extruding a polymer layer onto a core layer of surface roughness of at least 1.4 microns, and passing the extruded polymer layer on the core layer between two temperature controlled rollers, one of which comprises a pit camouflaging surface and a method of forming an imaging support comprising extruding a polymer layer, passing the extruded polymer layer between two temperature controlled rollers, one of which comprises a pit camouflaging surface, and laminating the polymer layer onto a core layer with a surface roughness of at least 1.4 microns.
    Type: Grant
    Filed: February 27, 2004
    Date of Patent: April 25, 2006
    Assignee: Eastman Kodak Company
    Inventors: Peter T. Aylward, Narasimharao Dontula, Sandra J. Dagan, Thaddeus S. Gula, Terry A. Heath
  • Publication number: 20040151889
    Abstract: A method of forming a sheet comprising extruding a polymer material comprising an incompatible material and a foaming agent, cooling the extruded material, stretching said extruded material in at least one direction.
    Type: Application
    Filed: August 29, 2003
    Publication date: August 5, 2004
    Inventors: Suresh Sunderrajan, Narasimharao Dontula, Thaddeus S. Gula, William A. Mruk, Sandra J. Dagan, Peter T. Aylward, Richard D. Bomba, Terry A. Heath, Edward A. Colombo
  • Patent number: 6656671
    Abstract: This invention relates to a photographic element comprising at least one silver halide containing imaging layer and a cushioning layer below said at least one imaging layer having a compression percentage of between 5 and 25%.
    Type: Grant
    Filed: November 20, 1998
    Date of Patent: December 2, 2003
    Assignee: Eastman Kodak Company
    Inventors: Peter T. Aylward, Robert P. Bourdelais, Thaddeus S. Gula
  • Publication number: 20030203184
    Abstract: A method of forming a sheet comprising extruding a polymer material comprising an incompatible material and a foaming agent, cooling the extruded material, stretching said extruded material in at least one direction.
    Type: Application
    Filed: April 24, 2002
    Publication date: October 30, 2003
    Inventors: Suresh Sunderrajan, Narasimharao Dontula, Thaddeus S. Gula, William A. Mruk, Sandra J. Dagan, Peter T. Aylward, Richard D. Bomba, Terry A. Heath, Edward A. Colombo
  • Publication number: 20030152760
    Abstract: 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: Application
    Filed: September 30, 2002
    Publication date: August 14, 2003
    Applicant: Eastman Kodak Company
    Inventors: Yeh-Hung Lai, Suresh Sunderrajan, Thaddeus S. Gula, William A. Mruk, Narasimharao Dontula, Gary D. Smith, YuanQiao Rao
  • Publication number: 20030129376
    Abstract: 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: Application
    Filed: December 28, 2001
    Publication date: July 10, 2003
    Inventors: Yeh-Hung Lai, Suresh Sunderrajan, Thaddeus S. Gula, William A. Mruk, Narasimharao Dontula, Gary D. Smith, YuanQiao Rao
  • Patent number: 6537656
    Abstract: 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, and wherein said imaging member has a stiffness of between 50 and 250 millinewtons.
    Type: Grant
    Filed: November 28, 2000
    Date of Patent: March 25, 2003
    Assignee: Eastman Kodak Company
    Inventors: Narasimharao Dontula, Suresh Sunderrajan, Thaddeus S. Gula, William A. Mruk
  • Patent number: 6521399
    Abstract: The invention relates to a photographic element comprising at least one biaxially oriented sheet wherein said biaxially oriented sheet when viewed from a surface of said element emits light in the visible spectrum when exposed to ultraviolet radiation.
    Type: Grant
    Filed: June 9, 1998
    Date of Patent: February 18, 2003
    Assignee: Eastman Kodak Company
    Inventors: Robert P. Bourdelais, Peter T. Aylward, Thaddeus S. Gula
  • Patent number: 6514659
    Abstract: 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 upper flange sheet comprises oriented polystyrene or polypropylene polymer wherein the modulus of said upper flange sheet is between 1000 and 3500 MPa and the roughness of the upper surface of said base is less than 0.4 &mgr;m Ra.
    Type: Grant
    Filed: November 28, 2000
    Date of Patent: February 4, 2003
    Assignee: Eastman Kodak Company
    Inventors: Narasimharao Dontula, Suresh Sunderrajan, Thaddeus S. Gula, William A. Mruk
  • Patent number: 6475696
    Abstract: The invention relates to an imaging member comprising an image layer and a support comprising at least one layer comprising an inorganic particle having an aspect ratio of at least 10 to 1, a lateral dimension of between 0.01 &mgr;m and 5 &mgr;m, and a vertical dimension between 0. 5 nm and 10 nm, and polymeric resin.
    Type: Grant
    Filed: December 28, 2000
    Date of Patent: November 5, 2002
    Assignee: Eastman Kodak Company
    Inventors: Debasis Majumdar, Narasimharao Dontula, Dennis J. Massa, Thomas N. Blanton, Jose L. Garcia, Eric E. Arrington, Thaddeus S. Gula
  • Patent number: 6447976
    Abstract: 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, and wherein said imaging member has a stiffness of between 50 and 250 millinewtons and at least one layer of said base comprises whitening agent and said element has L* of greater than 90.4.
    Type: Grant
    Filed: November 28, 2000
    Date of Patent: September 10, 2002
    Assignee: Eastman Kodak Company
    Inventors: Narasimharao Dontula, Suresh Sunderrajan, Thaddeus S. Gula, William A. Mruk, Terry A. Heath
  • Publication number: 20020123015
    Abstract: The invention relates to an imaging member comprising an image layer and a support comprising at least one layer comprising an inorganic particle having an aspect ratio of at least 10 to 1, a lateral dimension of between 0.01 &mgr;m and 5 &mgr;m, and a vertical dimension between 0.5 nm and 10 nm, and polymeric resin.
    Type: Application
    Filed: December 28, 2000
    Publication date: September 5, 2002
    Inventors: Debasis Majumdar, Narasimharao Dontula, Dennis J. Massa, Thomas N. Blanton, Jose L. Garcia, Eric E. Arrington, Thaddeus S. Gula
  • Patent number: 6364997
    Abstract: The invention relates to a imaging element comprising a paper having a surface roughness average of between 0.13 and 0.44 micrometers.
    Type: Grant
    Filed: April 20, 2000
    Date of Patent: April 2, 2002
    Assignee: Eastman Kodak Company
    Inventors: Sandra J. Dagan, Thaddeus S. Gula, Robert P. Bourdelais, Peter T. Aylward
  • Patent number: 6348304
    Abstract: The invention relates to a photographic element comprising at least one layer of photosensitive silver halide, a base material wherein said base material comprises at least one bottom sheet of biaxially oriented polymer sheet and deformable tie layer material, wherein said deformable tie layer material yield stress of between 6 and 10 MPa in compression which is less than 10% the yield stress of any of the other layers in the element.
    Type: Grant
    Filed: August 22, 2000
    Date of Patent: February 19, 2002
    Assignee: Eastman Kodak Company
    Inventors: Thaddeus S. Gula, Richard C. McElroy, Mamie Kam-Ng
  • Patent number: 6344310
    Abstract: The invention relates to a photographic element consisting essentially of a transparent biaxially oriented polymer sheet, at least one emulsion adhering layer, and at least one light sensitive silver halide grain containing emulsion layer adhered to said emulsion adhering layer, wherein said polymer sheet is less than 76 micrometers.
    Type: Grant
    Filed: November 20, 1998
    Date of Patent: February 5, 2002
    Assignee: Eastman Kodak Company
    Inventors: Robert P. Bourdelais, Peter T. Aylward, Thaddeus S. Gula, Alphonse D. Camp
  • Patent number: 6296983
    Abstract: This invention relates to a photographic element comprising a base paper, and biaxially oriented sheets on each side of said base paper wherein said biaxially oriented sheets and said base paper have the strongest direction of each web within 3 degrees of the machine direction or cross direction, and wherein each web has a machine direction to cross machine direction stiffness ratio of greater than 1.5 or less than 0.7.
    Type: Grant
    Filed: November 20, 1998
    Date of Patent: October 2, 2001
    Assignee: Eastman Kodak Company
    Inventors: Thaddeus S. Gula, Peter T. Aylward, Robert P. Bourdelais
  • Patent number: 6277547
    Abstract: The invention relates to an element consisting essentially of a transparent polymer sheet, at least one emulsion adhering layer, and at least one light sensitive silver halide grain containing emulsion layer adhered to said emulsion adhering layer, wherein said polymer sheet is less than 40 &mgr;m in thickness.
    Type: Grant
    Filed: September 30, 1999
    Date of Patent: August 21, 2001
    Assignee: Eastman Kodak Company
    Inventors: Robert P. Bourdelais, Peter T. Aylward, Alphonse D. Camp, Thaddeus S. Gula
  • Patent number: 6273984
    Abstract: A method of curl control for lamination of a polymer sheet to each side of a core material comprising providing a bottom polymer sheet, bringing said bottom sheet into contact with a heat source, providing said core material, bringing said core material into contact with said bottom polymer sheet while simultaneously applying a binder between said bottom sheet and said core to form a laminate, providing a top polymer sheet, bringing said top sheet into contact with said laminate and while simultaneously applying a binder between said top sheet and said laminate to form a composite wherein each sheet to core modulus ratio is greater than 1 and wherein said composite has a desired curl.
    Type: Grant
    Filed: November 20, 1998
    Date of Patent: August 14, 2001
    Assignee: Eastman Kodak Company
    Inventors: Robert P. Bourdelais, Thaddeus S. Gula, Peter T. Aylward