Patents by Inventor Roy W. N. EVERS
Roy W. N. EVERS 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: 11781026Abstract: An aqueous ink composition includes a film-forming retardation additive, which enhances the pigment efficiency in the ink composition. A method for making such an ink and a method of printing with such an ink are also disclosed.Type: GrantFiled: October 18, 2021Date of Patent: October 10, 2023Assignee: CANON PRODUCTION PRINTING HOLDING B.V.Inventors: Marcel A. P. W. E. Leppens, Roy W. N. Evers
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Publication number: 20220135815Abstract: An aqueous ink composition includes a film-forming retardation additive, which enhances the pigment efficiency in the ink composition. A method for making such an ink and a method of printing with such an ink are also disclosed.Type: ApplicationFiled: October 18, 2021Publication date: May 5, 2022Applicant: Canon Production Printing Holding B.V.Inventors: Marcel A.P.W.E. LEPPENS, Roy W.N. EVERS
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Patent number: 10603940Abstract: The present invention relates to a pre-treatment liquid providing improved spreading property when printing an ink-jet image, as well as an ink-jet printing method comprising applying the pre-treatment liquid of the invention on a recording medium prior to printing an ink-jet image and a method of pre-treating a recording medium, comprising pre-treating a recording medium with the pre-treatment liquid of the invention. With the present pre-treatment liquid a combination an improved spreading of the ink on the pre-treated recording medium can be achieved.Type: GrantFiled: March 28, 2018Date of Patent: March 31, 2020Assignee: OCE-TECHNOLOGIES B.V.Inventors: Peter R. Markies, Jozef P. Moonen, Peter O. Colin, Roy W. N. Evers, Franciscus J. H. M. Van Den Beucken, Ke Peng
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Patent number: 10391761Abstract: An inkjet printing assembly is configured for direct inkjet printing on a recording medium and for indirect inkjet printing via an intermediate medium. The inkjet printing assembly comprises a transport path for transporting a print medium. Further, a control unit is provided for selecting the print medium, wherein the print medium is may at least be a recording medium or an intermediate medium. An inkjet print station is provided and arranged along the transport path for providing droplets of a liquid on the print medium. A transfer station is provided and configured for transferring the droplets of the liquid from an intermediate medium to a recording medium. A recording medium output station is provided for receiving the printed recording medium.Type: GrantFiled: November 20, 2017Date of Patent: August 27, 2019Assignee: OCÉ HOLDING B.V.Inventors: Pim Du Buf, Ke Peng, Roy W. N. Evers, Daniël H. A. Driessen
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Publication number: 20180222234Abstract: The present invention relates to a pre-treatment liquid providing improved spreading property when printing an ink-jet image, as well as an ink-jet printing method comprising applying the pre-treatment liquid of the invention on a recording medium prior to printing an ink-jet image and a method of pre-treating a recording medium, comprising pre-treating a recording medium with the pre-treatment liquid of the invention. With the present pre-treatment liquid a combination an improved spreading of the ink on the pre-treated recording medium can be achieved.Type: ApplicationFiled: March 28, 2018Publication date: August 9, 2018Applicant: Océ-Technologies B.V.Inventors: Peter R. MARKIES, Jozef P. MOONEN, Peter O. COLIN, Roy W.N. EVERS, Franciscus J.H.M. VAN DEN BEUCKEN, Ke PENG
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Publication number: 20180147831Abstract: An inkjet printing assembly is configured for direct inkjet printing on a recording medium and for indirect inkjet printing via an intermediate medium. The inkjet printing assembly comprises a transport path for transporting a print medium. Further, a control unit is provided for selecting the print medium, wherein the print medium is may at least be a recording medium or an intermediate medium. An inkjet print station is provided and arranged along the transport path for providing droplets of a liquid on the print medium. A transfer station is provided and configured for transferring the droplets of the liquid from an intermediate medium to a recording medium. A recording medium output station is provided for receiving the printed recording medium.Type: ApplicationFiled: November 20, 2017Publication date: May 31, 2018Applicant: Océ Holding B.V.Inventors: Pim DU BUF, Ke PENG, Roy W.N. EVERS, Daniël H.A. DRIESSEN
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Patent number: 9950544Abstract: An ink-jet printing method includes printing an image with at least one ink on a recording medium, and applying a cover liquid on the image formed with the at least one ink within 1 s after printing the image with the at least one ink. An ink-jet printing apparatus includes at least one printing unit for printing an image with at least one ink on a recording medium, and an application unit for applying a cover liquid on the image formed with the at least one ink.Type: GrantFiled: October 13, 2016Date of Patent: April 24, 2018Assignee: OCE-TECHNOLOGIES B.V.Inventors: Roy W. N. Evers, Jozef P. Moonen, Peter R. Markies, Peter O. Colin, Franciscus J. H. M. Van Den Beucken, Ke Peng
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Publication number: 20170106668Abstract: An ink-jet printing method includes printing an image with at least one ink on a recording medium, and applying a cover liquid on the image formed with the at least one ink within 1 s after printing the image with the at least one ink. An ink-jet printing apparatus includes at least one printing unit for printing an image with at least one ink on a recording medium, and an application unit for applying a cover liquid on the image formed with the at least one ink.Type: ApplicationFiled: October 13, 2016Publication date: April 20, 2017Applicant: OCÉ-TECHNOLOGIES B.V.Inventors: Roy W.N. EVERS, Jozef P. MOONEN, Peter R. MARKIES, Peter O. COLIN, Franciscus J.H.M. VAN DEN BEUCKEN, Ke PENG
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Patent number: 9068091Abstract: Disclosed is a copolyester which is the reaction product of a mixture having from between 30 and 50 mol % of a first monomer being an isohexide; between 40 and 60 mol % of a second monomer being an aromatic dicarboxylic acid or a cycloaliphatic dicarboxylic acid; and between 1 and 20 mol % of a third monomer being an aliphatic diol, the copolyester having an acid number of between 10 and 50. Also disclosed is a process for preparing such copolyesters, a latex composition containing such a copolyester, a method for preparing such a latex composition and the use of a particular latex as an (ink-jet) ink.Type: GrantFiled: September 9, 2013Date of Patent: June 30, 2015Assignee: OCE TECHNOLOGIES B.V.Inventors: Ronald Hofstra, Roy W. N. Evers
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Publication number: 20140011931Abstract: The present invention relates to a copolyester from between 30 and 50 mol % of a first monomer being an isohexide; between 40 and 60 mol % of a second monomer being an aromatic dicarboxylic acid or a cycloaliphatic dicarboxylic acid; and between 1 and 20 mol % of a third monomer being an aliphatic diol, the copolyester having an acid number of between 10 and 50. The invention also relates to a process for preparing such copolyesters, a latex composition comprising such a copolyester, a method for preparing such a latex composition and the use of a particular latex as an (ink-jet) ink.Type: ApplicationFiled: September 9, 2013Publication date: January 9, 2014Applicant: OCE-TECHNOLOGIES B.V.Inventors: Ronald HOFSTRA, Roy W. N. EVERS