Patents by Inventor James L. Bello
James L. Bello 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: 8911064Abstract: A method for providing drop placement adjustment of drops deposited on a print media by a printhead in a continuous inkjet printer, the method comprising the steps of providing the printhead with a drop generator having at least one nozzle; moving the printhead relative to the print media; causing the printhead to form drops from the at least one nozzle with a drop formation period being the time between consecutive drop formations; wherein a portion of the formed drops are allowed to strike pixel locations on the print media for forming print drops, while other drops are directed toward a catcher and do not strike the print media for forming catch drops; creating a series of the print drops to print on a series of consecutive pixel locations; and adjusting a velocity of a portion of the formed print drops relative to a velocity of other print drops to adjust the placement of the print drop within the pixel locations.Type: GrantFiled: April 1, 2010Date of Patent: December 16, 2014Assignee: Eastman Kodak CompanyInventors: Robert Link, James L. Bello, Todd R. Griffin
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Patent number: 8226216Abstract: A method for operating a continuous inkjet printer, the method includes forming drops with a drop formation period being the time between consecutive drop formations; creating a portion of the drops that strike the print media for forming print drops; creating a portion of the created drops that do not strike the print media for forming catch drops; creating the print drops to print on a series of consecutive pixel locations; wherein a time between the creation of consecutive print drops is inconsistent which causes an additional catch drop so that a gap is created; wherein when a gap is created, adjusting a velocity of the print drop adjacent to the gap to cause the print drop to shift slightly toward the gap.Type: GrantFiled: April 1, 2010Date of Patent: July 24, 2012Assignee: Eastman Kodak CompanyInventors: Robert Link, James L. Bello, Todd R. Griffin
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Publication number: 20110242170Abstract: A method for operating a continuous inkjet printer, the method includes forming drops with a drop formation period being the time between consecutive drop formations; creating a portion of the drops that strike the print media for forming print drops; creating a portion of the created drops that do not strike the print media for forming catch drops; creating the print drops to print on a series of consecutive pixel locations; wherein a time between the creation of consecutive print drops is inconsistent which causes an additional catch drop so that a gap is created; wherein when a gap is created, adjusting a velocity of the print drop adjacent to the gap to cause the print drop to shift slightly toward the gap.Type: ApplicationFiled: April 1, 2010Publication date: October 6, 2011Inventors: Robert Link, James L. Bello, Todd R. Griffin
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Publication number: 20110242228Abstract: A method for providing drop placement adjustment of drops deposited on a print media by a printhead in a continuous inkjet printer, the method comprising the steps of providing the printhead with a drop generator having at least one nozzle; moving the printhead relative to the print media; causing the printhead to form drops from the at least one nozzle with a drop formation period being the time between consecutive drop formations; wherein a portion of the formed drops are allowed to strike pixel locations on the print media for forming print drops, while other drops are directed toward a catcher and do not strike the print media for forming catch drops; creating a series of the print drops to print on a series of consecutive pixel locations; and adjusting a velocity of a portion of the formed print drops relative to a velocity of other print drops to adjust the placement of the print drop within the pixel locations.Type: ApplicationFiled: April 1, 2010Publication date: October 6, 2011Inventors: ROBERT LINK, JAMES L. BELLO, TODD R. GRIFFIN
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Publication number: 20110242169Abstract: A method for operating a drop generating device for selective formation of large-volume droplets and small-volume droplets, said method includes the steps of defining a small-drop waveform at least a pulse to form a small volume drop; defining a large-drop waveform that includes a set of pulses to form a large volume drop; creating a sequence of waveforms comprising waveforms of the small-drop and large-drop waveforms in response to image data the sequence of waveforms; and selectively inserting a perturbation pulse in the time interval between pulses of any two consecutive waveforms.Type: ApplicationFiled: April 1, 2010Publication date: October 6, 2011Inventors: Robert Link, James L. Bello, Todd R. Griffin
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Method of making an aqueous dispersion of particles comprising an epoxy material for use in coatings
Patent number: 6525115Abstract: The present invention relates to a method of making an aqueous dispersion of particles comprising epoxy-functional and acid-functional materials. Coating compositions made from such a dispersion can be used to protect various substrates, including imaging layers, so that the coated product resists fingerprints, common stains, and spills.Type: GrantFiled: December 5, 2000Date of Patent: February 25, 2003Assignee: Eastman Kodak CompanyInventors: Yongcai Wang, Kurt M. Schroeder, James L. Bello, Kevin M. O'Connor -
Patent number: 6436617Abstract: The present invention relates to photographic elements having a protective overcoat that resists fingerprints, common stains, and spills. The overcoat comprises an epoxy material, an acid polymer, a water-soluble hydrophilic binder and an associative thickener. In one embodiment, a photographic element includes a support, at least one silver halide emulsion layer superposed on the support and a processing-solution-permeable overcoat overlying the silver halide emulsion layer that becomes water-resistant in the final product without requiring lamination or fusing. The present invention is also directed to a method of making a print involving developing the photographic element.Type: GrantFiled: October 30, 2000Date of Patent: August 20, 2002Assignee: Eastman Kodak CompanyInventors: Yongcai Wang, Kevin M. O'Connor, Melvin M. Kestner, James L. Bello
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Method of making an aqueous dispersion of particles comprising an epoxy material for use in coatings
Publication number: 20020107306Abstract: The present invention relates to a method of making an aqueous dispersion of particles comprising epoxy-functional and acid-functional materials. Coating compositions made from such a dispersion can be used to protect various substrates, including imaging layers, so that the coated product resists fingerprints, common stains, and spills.Type: ApplicationFiled: December 5, 2000Publication date: August 8, 2002Applicant: Eastman Kodak CompanyInventors: Yongcai Wang, Kurt M. Schroeder, James L. Bello, Kevin M. O'Connor -
Patent number: 6407160Abstract: The present invention relates to a polymer particle having a wax phase and a second phase. The wax phase includes a wax having a melting point of greater than 30° C. and comprising greater than 80% by weight of the wax phase. The second phase, free of ionic charge groups, includes a mono-alpha, beta-ethylenically unsaturated monomer free of ionic charge groups capable of addition polymerization to form a water soluble homopolymer including from 1 to 40% by weight of the second phase and a mono-alpha, beta-ethylenically unsaturated monomer capable of addition polymerization to form a water insoluble homopolymer.Type: GrantFiled: December 28, 1998Date of Patent: June 18, 2002Assignee: Eastman Kodak CompanyInventors: Yongcai Wang, James L. Bello, Janglin Chen, Dwight W. Schwark
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Patent number: 6376160Abstract: The present invention relates to photographic elements having a protective overcoat that resists fingerprints, common stains, and spills. The overcoat comprises an epoxy material, an acid polymer, and a water-soluble hydrophilic binder. In one embodiment, a photographic element includes a support, at least one silver halide emulsion layer superposed on the support and a processing-solution-permeable overcoat overlying the silver halide emulsion layer that becomes water-resistant in the final product without requiring lamination or fusing. The present invention is also directed to a method of making a print involving developing the photographic element.Type: GrantFiled: October 30, 2000Date of Patent: April 23, 2002Assignee: Eastman Kodak CompanyInventors: Yongcai Wang, Kevin M. O'Connor, Melvin M. Kestner, James L. Bello
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Publication number: 20010003125Abstract: The present invention is a polymer particle which includes a wax phase containing a wax having a melting point of greater than 30° C. and a polymer phase. The wax in the wax phase contains greater than 80% by weight of the wax phase. The polymer phase is composed of a mono-alpha, beta-ethylenically unsaturated monomer free of ionic charge groups capable of addition polymerization to form a water soluble homopolymer and a mono-alpha, beta-ethylenically unsaturated monomer capable of addition polymerization to form a water insoluble homopolymer. The mono-alpha, beta-ethylenically unsaturated monomer free of ionic charge groups capable of addition polymerization to form a water soluble homopolymer constitutes from 1 to 40% by weight of the polymer phase.Type: ApplicationFiled: December 28, 1998Publication date: June 7, 2001Inventors: YONGCAI WANG, JAMES L. BELLO, JANGLIN CHEN, DWIGHT W. SCHWARK
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Patent number: 6187521Abstract: The present invention is an imaging element which includes a support, an image forming layer superposed on the support; and at least one layer superposed on the support. The at least one layer superposed on the support is formed from a non-aqueous coating composition of a composite wax particle composed of a wax phase and a non-crosslinked polymer phase and an organic solvent. The wax phase includes a wax having a melting point of greater than 30° C. The wax comprises greater than 80% by weight of the wax phase. The wax phase to non-crosslinked polymer phase ratio is greater than 30/70 and less than 90/10.Type: GrantFiled: December 28, 1998Date of Patent: February 13, 2001Assignee: Eastman Kodak CompanyInventors: Yongcai Wang, Janglin Chen, Dwight W. Schwark, James L. Bello
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Patent number: 6075090Abstract: The present invention is a method of making a stable colloidal non-aqueous wax particle dispersion. The method includes the steps of forming a mixture of a first vinyl monomer of a polymerizable mono-alpha, beta-ethylenically unsaturated compound free of ionic charge groups and capable of addition polymerization and a second vinyl monomer capable of addition polymerization and wax particle in a aqueous medum. The mixture is polymerized using an azo or diazo initiator to form an aqueous dispersion of composite wax particles. The wax particles are redispersed in an organic solvent.Type: GrantFiled: December 28, 1998Date of Patent: June 13, 2000Assignee: Eastman Kodak CompanyInventors: Yongcai Wang, James L. Bello, David E. Decker, Dennis E. Smith
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Patent number: 5846700Abstract: The present invention is a photographic element including a support, at least one silver halide image-forming layer; and a hydrophilic protective layer. The hydrophilic protective layer includes a hydrophilic colloid, and a fluoroolefin-vinyl ether copolymer having a glass transition temperature greater than 25.degree. C. and a hydroxyl number greater than 5.Type: GrantFiled: June 12, 1997Date of Patent: December 8, 1998Assignee: Eastman Kodak CompanyInventors: Yongcai Wang, Charles C. Anderson, James L. Bello
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Patent number: 5786135Abstract: The present invention describes an imaging element wherein one layer is coated from an aqueous coating solution having a film forming binder. The film forming binder includes a carboxylic acid containing vinyl polymer or copolymer having a glass transition temperature greater than 60.degree. C. and an acid number of from 60 to 260. The carboxylic acid groups of the vinyl polymer or copolymer are reacted with ammonia or amine to provide a pH of the coating composition of from about 7 to 10.Type: GrantFiled: September 11, 1996Date of Patent: July 28, 1998Assignee: Eastman Kodak CompanyInventors: Charles Chester Anderson, Yongcai Wang, James L. Bello, Mario D. DeLaura
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Patent number: 5723273Abstract: The present invention is an imaging element which includes a support and at least one image forming layer. The imaging element further includes an antistatic layer and a protective layer overlying the antistatic layer. The protective layer is formed from an aqueous coating solution containing a film forming binder and a crosslinking agent. The film forming binder is a carboxylic containing vinyl polymer or copolymer having a glass transition temperature of greater than 50.degree. C. and an acid number of from 60 to 260. The carboxylic acid group of the vinyl polymer or copolymer are reacted with ammonia or amine to provide a pH of the coating solution of from 7 to 10.Type: GrantFiled: September 11, 1996Date of Patent: March 3, 1998Assignee: Eastman Kodak CompanyInventors: Charles Chester Anderson, Yongcai Wang, James L. Bello, Mario D. DeLaura
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Patent number: 5597681Abstract: Imaging elements, such as photographic films and papers, are comprised of a support, an image-forming layer, an electrically-conductive layer and a protective overcoat layer that overlies the electrically-conductive layer. The protective overcoat layer is coated from a dispersion of core/shell polymer particles in a liquid organic medium, the polymer particles comprising a core portion which is insoluble in the organic medium and a shell portion which has an affinity for both the core portion and the organic medium.Type: GrantFiled: December 5, 1995Date of Patent: January 28, 1997Assignee: Eastman Kodak CompanyInventors: Charles C. Anderson, Yongcai Wang, Mario D. DeLaura, James L. Bello
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Patent number: 5597680Abstract: Imaging elements, such as photographic films and papers, are comprised of a support, an image-forming layer and at least one auxiliary layer containing solvent-dispersible polymer particles. The auxiliary layer is coated from a dispersion of core/shell polymer particles in a liquid organic medium, the polymer particles comprising a core portion which is insoluble in the organic medium and a shell portion which has an affinity for both the core portion and the organic medium.Type: GrantFiled: December 5, 1995Date of Patent: January 28, 1997Assignee: Eastman Kodak CompanyInventors: Yongcai Wang, Charles C. Anderson, James L. Bello, Mario D. DeLaura
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Patent number: 5547832Abstract: Methods and compositions are provided for hardening with fast-acting hardeners the colloidal carrier materials, such as gelatin, in the layers of photographic materials, such as photographic film. The methods of the invention comprise coating, with a conventional coating technique, among the layers of a photographic material a layer of a composition of the invention. The compositions of the invention are aqueous solutions which comprise a fast-acting hardener and a polymeric thickener, have concentrations of thickener less than about 50 mg/cm.sup.3 and, at 40.degree. C. and shear rates between about 1000 sec.sup.-1 and 10,000 sec.sup.-1, have viscosities from about 5 cp to about 20 cp and power law indices greater than about 0.90.Type: GrantFiled: July 7, 1992Date of Patent: August 20, 1996Assignee: Eastman Kodak CompanyInventors: Marianne Yarmey, James L. Bello, Gary F. Mitchell, Glenn T. Pearce, Wayne A. Bowman, Melvin Sterman
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Patent number: 5466567Abstract: Imaging elements, such as photographic, electrostatographic and thermal imaging elements, are comprised of a support, an image-forming layer and an electrically-conductive layer comprising a film-forming hydrophilic colloid having dispersed therein both electrically-conductive fine particles and pre-crosslinked gelatin particles. The combination of hydrophilic colloid, electrically-conductive fine particles and pre-crosslinked gelatin particles provides a controlled degree of electrical conductivity and beneficial chemical, physical and optical properties which adapt the electrically-conductive layer for such purposes as providing protection against static or serving as an electrode which takes part in an image-forming process.Type: GrantFiled: October 28, 1994Date of Patent: November 14, 1995Assignee: Eastman Kodak CompanyInventors: Charles C. Anderson, Yongcai Wang, James L. Bello, Ibrahim M. Shalhoub, Douglas D. Corbin