Patents by Inventor Hannoch Ron
Hannoch Ron 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: 11235230Abstract: Herein is described a scratch-off structure comprising the following layers in order: a substrate having a first layer showing information thereon, a second layer comprising a polymeric film and being substantially transparent; a third layer comprising a transparent electrostatic ink; a fourth layer, wherein the fourth layer is coloured. Methods for making scratch-off structures and collections of scratch-off structures are also described.Type: GrantFiled: April 20, 2016Date of Patent: February 1, 2022Assignee: HP Indigo B.V.Inventors: Inna Tzomik, Hannoch Ron, Sergio Brandriss, Gleb Romantcov, Faina Kogan
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Patent number: 10908548Abstract: The present disclosure relates to a process for selectively printing an image onto a substrate. The process comprises electrophotographically printing a first ink composition onto selected areas of a substrate. The process also comprises applying a primer over at least the unprinted areas of the substrate. A second ink composition is printed onto the primer and the first ink composition is removed from the selected areas of the substrate. The first ink composition is a transparent electrophotographic ink composition.Type: GrantFiled: March 2, 2016Date of Patent: February 2, 2021Assignee: HP Indigo B.V.Inventors: Inna Tzomik, Hannoch Ron, Gleb Romantcov, Faina Kogan, Sergio Brandriss
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Patent number: 10877392Abstract: There is provided a process for heat transfer printing, comprising electrostatically printing a transparent electrostatic ink composition (3) onto a transfer material (2), wherein the transparent electrostatic ink composition comprises a thermoplastic resin; printing an image (4) on the transparent electrostatic ink composition; contacting the image with a target substrate (1) under conditions such that the thermoplastic resin of the transparent electrostatic ink composition is softened or molten, and separating the target substrate and the transfer material, to leave the target substrate having thereon the image and an overlying layer of transparent electrostatic ink composition. Also disclosed is a fabric having thereon an image, the image having an overlying layer of transparent electrostatic ink composition.Type: GrantFiled: October 23, 2015Date of Patent: December 29, 2020Assignee: HP Indigo B.V.Inventors: Inna Tzomik, Hannoch Ron, Daniel Skvirsky, Raia Slivniak, Gleb Romantcov
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Patent number: 10759145Abstract: There is provided a process for preparing a laminate, comprising electrostatically printing a transparent electrostatic ink composition onto a base material, wherein the transparent electrostatic ink composition comprises a thermoplastic resin, and a charge adjuvant and/or a charge director; providing a substrate; and contacting the substrate with the transparent electrostatic ink composition while the thermoplastic resin is softened or molten, and then allowing the thermoplastic resin to harden, so that the electrostatic ink composition adheres the base material and the substrate together. Laminate materials are also disclosed.Type: GrantFiled: October 23, 2015Date of Patent: September 1, 2020Assignee: HP Indigo B.V.Inventors: Inna Tzomik, Daniel Skvirsky, Hannoch Ron, Yaniv Kachlon, Gleb Romantcov, Faina Kogan, Raia Slivniak, Sergio Brandriss, Alexander Stolov
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Publication number: 20200081364Abstract: Described herein is a method for priming a polymeric print substrate for subsequently receiving a liquid electrophotographic (LEP) ink in which a surface of a polymeric print substrate is coated with a first primer using an analogue printing technique and a second primer is digitally printed to the surface of the polymeric print substrate coated with the first primer.Type: ApplicationFiled: February 1, 2017Publication date: March 12, 2020Inventors: Hannoch Ron, Michael Kokotov, Yaron Hershman, Shani Maor
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Patent number: 10564562Abstract: Described herein is a method for priming a print substrate for subsequently receiving a liquid electrophotographic (LEP) inkin which a surface of a print substrate is coated with a first primer using an analogue printing technique and a second primer is digitally printed to the surface of the print substrate coated with the first primer.Type: GrantFiled: December 11, 2015Date of Patent: February 18, 2020Assignee: HP Indigo B.V.Inventors: Hannoch Ron, Yaron Hershman, Gleb Romantcov, Peter Nedelin, Guy Nesher
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Patent number: 10353334Abstract: A method for determining coat weight of a printed transparent electrophotographic composition is described, in which a calibration composition is added to a transparent liquid electrophotographic composition to produce a test composition, the calibration composition comprising a carrier liquid, a polymer resin, and at least 5 wt. % of an optical brightening agent based on the total solids content of the calibration composition. The test composition is electrophotographically printed onto a test substrate to produce the printed transparent electrophotographic ink composition; the fluorescence of the printed transparent electrophotographic composition is measured; and the coat weight of the printed transparent electrophotographic composition is determine based on the fluorescence of the printed transparent electrophotographic composition.Type: GrantFiled: January 19, 2015Date of Patent: July 16, 2019Assignee: HP Indigo B.V.Inventors: Inna Tzomik, Hannoch Ron, Shai Lior, Gleb Romantcov
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Patent number: 10274855Abstract: Provided in one example herein is a liquid electrophotographic ink composition. The composition comprises a charge director; a non-polar carrier fluid comprising a polymer; and ink particles each comprising a polymeric resin mixture comprising a first polymeric resin having a first melting temperature and a second polymeric resin having a second melting temperature. The second polymeric resin may be a UV-curable polymer that is solid at room temperature, and the second melting temperature is lower than the first melting temperature.Type: GrantFiled: February 13, 2015Date of Patent: April 30, 2019Assignee: HP Indigo B.V.Inventors: Hannoch Ron, Daniel Skvirsky
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Patent number: 10273372Abstract: Herein is described a method of printing an image on a textile. The method comprises electrophotographically printing an image onto a textile substrate using an electrophotographic ink composition, applying a coating composition comprising a polymer and a crosslinking agent to the printed electrophotographic ink, and crosslinking the applied coating composition.Type: GrantFiled: April 7, 2015Date of Patent: April 30, 2019Assignee: HP Indigo B.V.Inventors: Dafna Or-Chen, Hannoch Ron, Eyal Joseph
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Patent number: 10274871Abstract: Herein is described an electrophotographic printing process in which a liquid electrophotographic ink image and a dry electrophotographic toner image may be printed on a print substrate.Type: GrantFiled: October 28, 2015Date of Patent: April 30, 2019Assignee: HP Indigo B.V.Inventors: Hannoch Ron, Yaron Hershman, Gleb Romantcov
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Publication number: 20190121279Abstract: There is provided a process for heat transfer printing, comprising electrostatically printing a transparent electrostatic ink composition (3) onto a transfer material (2), wherein the transparent electrostatic ink composition comprises a thermoplastic resin; printing an image (4) on the transparent electrostatic ink composition; contacting the image with a target substrate (1) under conditions such that the thermoplastic resin of the transparent electrostatic ink composition is softened or molten, and separating the target substrate and the transfer material, to leave the target substrate having thereon the image and an overlying layer of transparent electrostatic ink composition. Also disclosed is a fabric having thereon an image, the image having an overlying layer of transparent electrostatic ink composition.Type: ApplicationFiled: October 23, 2015Publication date: April 25, 2019Inventors: Inna Tzomik, Hannoch Ron, Daniel Skvirsky, Raia Slivniak, Gleb Romantcov
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Patent number: 10197949Abstract: Herein is disclosed a method of electrostatic printing and glossing comprising: forming a first toner image on a print substrate by electrostatically printing an electrostatic ink comprising a first resin component comprising an ethylene acrylic acid resin, an ethylene methacrylic acid resin or combinations thereof; forming a second toner image disposed on the first toner image on the print substrate by electrostatically printing a liquid electro photographic (LEP) printing composition comprising a first resin component comprising an ethylene acrylic acid resin, an ethylene methacrylic acid resin or combinations thereof, and a second resin component present in an amount of about 20% to about 80% by weight of total solids content of the LEP printing composition, the second resin component having a melting point of from about 50° C. to about 75° C., which is below the melting point of the first resin component, or from about 140° C. to about 180° C.Type: GrantFiled: January 20, 2015Date of Patent: February 5, 2019Assignee: HP Indigo B.V.Inventors: Hannoch Ron, Shai Lior, Mark Sandler, Gleb Romantcov, Daniel Skvirsky
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Patent number: 10197935Abstract: A liquid electrophotographic composition is described, which comprises a carrier liquid, a polymer resin comprising a copolymer of an alkylene monomer and a monomer selected from acrylic acid and methacrylic acid, and at least 5 wt. % of an optical brightening agent based on the total solids content of the composition.Type: GrantFiled: January 19, 2015Date of Patent: February 5, 2019Assignee: HP Indigo B.V.Inventors: Inna Tzomik, Hannoch Ron, Daniel Skvirsky, Einat Glick
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Publication number: 20190030420Abstract: Herein is described a scratch-off structure comprising the following layers in order: a substrate having a first layer showing information thereon, a second layer comprising a polymeric film and being substantially transparent; a third layer comprising a transparent electrostatic ink; a fourth layer, wherein the fourth layer is coloured. Methods for making scratch-off structures and collections of scratch-off structures are also described.Type: ApplicationFiled: April 20, 2016Publication date: January 31, 2019Applicant: HP Indigo B.V.Inventors: Inna Tzomik, Hannoch RON, Sergio BRANDRISS, Gieb ROMANTCOV, Faina KOGAN
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Publication number: 20190025734Abstract: Herein is disclosed a method for electrostatic printing. The method may comprise: a. electrostatically printing a discontinuous layer of a transparent electrostatic ink in a first area on a print substrate; b. electrostatically printing an image comprising a coloured electrostatic ink on the print substrate in a second area, which may or may not be in the same location as the first area, wherein the electrostatic printing in each of steps a and b involves, respectively, transferring the transparent electrostatic ink or the coloured electrostatic ink from a photoimaging plate to the print substrate via an intermediate transfer member. The method may then involve repeating steps a and b on the same or different print substrates, wherein each repeat of step b results in the same or a different printed image, and the discontinuous layer of transparent electrostatic ink varies between at least two different printing patterns. A system is also disclosed herein.Type: ApplicationFiled: April 20, 2016Publication date: January 24, 2019Applicant: HP Indigo B.V.Inventors: Hannoch RON, Gieb ROMANTCOV, Daniel SKVIRSKY, Wael SALALHA, Tali AQUA
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Publication number: 20180373193Abstract: The present disclosure relates to a process for selectively printing an image onto a substrate. The process comprises electrophotographically printing a first ink composition onto selected areas of a substrate. The process also comprises applying a primer over at least the unprinted areas of the substrate. A second ink composition is printed onto the primer and the first ink composition is removed from the selected areas of the substrate. The first ink composition is a transparent electrophotographic ink composition.Type: ApplicationFiled: March 2, 2016Publication date: December 27, 2018Applicant: HP Indigo B.V.Inventors: Inna Tzomik, Hannoch RON, Gleb ROMANTCOV, Faina KOGAN, Sergio BRANDRISS
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Publication number: 20180314191Abstract: Described herein is a method for priming a print substrate for subsequently receiving a liquid electrophotographic (LEP) inkin which a surface of a print substrate is coated with a first primer using an analogue printing technique and a second primer is digitally printed to the surface of the print substrate coated with the first primer.Type: ApplicationFiled: December 11, 2015Publication date: November 1, 2018Inventors: Hannoch Ron, Yaron Hershman, Gleb Romantcov, Peter Nedelin, Guy Nesher
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Publication number: 20180267419Abstract: A liquid electrophotographic composition is described, which comprises a carrier liquid, a polymer resin comprising a copolymer of an alkylene monomer and a monomer selected from acrylic acid and methacrylic acid, and at least 5 wt. % of an optical brightening agent based on the total solids content of the composition.Type: ApplicationFiled: January 19, 2015Publication date: September 20, 2018Inventors: Inna Tzomik, Hannoch Ron, Daniel Skvirsky, Einat Glick
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Publication number: 20180229474Abstract: There is provided a process for preparing a laminate, comprising electrostatically printing a transparent electrostatic ink composition onto a base material, wherein the transparent electrostatic ink composition comprises a thermoplastic resin, and a charge adjuvant and/or a charge director; providing a substrate; and contacting the substrate with the transparent electrostatic ink composition while the thermoplastic resin is softened or molten, and then allowing the thermoplastic resin to harden, so that the electrostatic ink composition adheres the base material and the substrate together. Laminate materials are also disclosed.Type: ApplicationFiled: October 23, 2015Publication date: August 16, 2018Inventors: Inna Tzomik, Daniel Skvirsky, Hannoch Ron, Yaniv Kachlon, Gleb Romantcov, Faina Kogan, Raia Slivniak, Sergio Brandriss, Alexander Stolov
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Patent number: 10042274Abstract: A method for determining coat weight of a transparent primer coating for liquid electrophotographic printing processes is described, in which an optical brightening agent is added to an aqueous transparent primer composition in an amount of less than 0.1 wt. % based on the total solids content of the primer composition to produce a test composition, the test composition is applied onto a test substrate to produce a transparent primer coating, the fluorescence of the transparent primer coating is measured, and the coat weight of the transparent primer coating based on the fluorescence of the transparent primer coating is determined.Type: GrantFiled: January 19, 2015Date of Patent: August 7, 2018Assignee: HP Indigo B.V.Inventors: Inna Tzomik, Hannoch Ron, Shani Maor, Einat Glick, Alexander Stolov