Patents by Inventor Ryohei Goto
Ryohei Goto 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: 10946684Abstract: A printed material of the present invention is a printed material including a recording medium, a color material layer, and a fine irregular layer functioning as an outermost layer in this order; the color material layer contains a pigment; the fine irregular layer contains spherical particles having a specific average particle diameter; the spherical particles are present in a thickness direction of the fine irregular layer; and the surface of the fine irregular layer has convex portions having an average height of 0.04 to 0.15 ?m and an image definition C(2) is 50% or more.Type: GrantFiled: November 29, 2018Date of Patent: March 16, 2021Assignee: Canon Kabushiki KaishaInventors: Ryohei Goto, Fumihiro Goto, Yohei Iwasaki, Tomoko Suzuki
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Patent number: 10814651Abstract: An ink jet recording method of the present invention includes a fixing step under the following condition (1) or (2) when on a recording medium, an image including an image part formed of colored ink and an image part formed of transparent ink is fixed: T1>MFT1>MFT2 and MFT1>T2>MFT2??(1) T1>MFT2>MFT1 and MFT2>T2>MFT1.??(2) MFT1: Minimum film forming temperature of colored ink MFT2: Minimum film forming temperature of transparent ink T1: Temperature of fixing member when image is heated and pressed T2: Temperature of fixing member when image is separated from fixing member.Type: GrantFiled: September 27, 2019Date of Patent: October 27, 2020Assignee: CANON KABUSHIKI KAISHAInventors: Takumi Otani, Ryohei Goto, Fumihiro Goto, Yohei Iwasaki
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Patent number: 10759193Abstract: An ink jet recording method of the present invention includes a step of applying a reaction liquid onto a transfer body, an ink image forming step, a liquid removing step of bringing a porous body of a liquid absorbing member into contact with the ink image on the transfer body to remove 70% by mass or more of the liquid component from the ink image, a transfer step, and a smoothing step of bringing a fixing member into contact with the ink image on the recording medium, heating and pressing the ink image at a temperature not less than the softening point of the resin to smooth the surface of the ink image, and releasing the heated and pressed ink image from the fixing member at a temperature less than the softening point of the resin.Type: GrantFiled: June 28, 2018Date of Patent: September 1, 2020Assignee: Canon Kabushiki KaishaInventors: Ryohei Goto, Fumihiro Goto, Takumi Otani, Yohei Iwasaki
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Patent number: 10730330Abstract: An ink jet recording method is disclosed where, when a liquid including water is absorbed and removed from an image including an aqueous liquid component and a coloring material, by use of a water repellent porous body, a contact surface of the porous body with the image is treated with a wetting liquid whose contact angle to the contact surface is less than 90°, and thereafter absorption and removal of the aqueous liquid component from the image by the porous body are performed.Type: GrantFiled: June 29, 2018Date of Patent: August 4, 2020Assignee: Canon Kabushiki KaishaInventors: Ryosuke Hirokawa, Toshimori Miyakoshi, Hiroaki Motooka, Ryohei Goto
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Patent number: 10730285Abstract: On a conveyance path of a liquid absorbing member including a porous body, a liquid absorbing unit 2 that absorbs a first liquid from a first image, a recovery liquid applying unit 3 that applies a recovery liquid to the porous body absorbing the liquid and a liquid collecting unit 4 that collects a liquid component absorbed by the porous body are arranged in this order, and a cleaning unit 5 that brings a cleaning member into contact with the conveyance path of the porous body is disposed at least between the liquid absorbing unit and the recovery liquid applying unit or between the liquid collecting unit and the liquid absorbing unit.Type: GrantFiled: July 3, 2018Date of Patent: August 4, 2020Assignee: Canon Kabushiki KaishaInventors: Atsushi Sakamoto, Satoshi Masuda, Yoshiyuki Honda, Toru Yamane, Kyosuke Deguchi, Ryosuke Hirokawa, Toru Ohnishi, Akihiro Mouri, Noboru Toyama, Toshimori Miyakoshi, Hiroaki Motooka, Ryohei Goto
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Patent number: 10696076Abstract: An ink jet recording method is disclosed where, when a liquid including water is absorbed and removed from an image including an aqueous liquid component and a coloring material, by use of a water repellent porous body, a contact surface of the porous body with the image is treated with a wetting liquid whose contact angle to the contact surface is less than 90°, and thereafter absorption and removal of the aqueous liquid component from the image by the porous body are performed.Type: GrantFiled: June 29, 2018Date of Patent: June 30, 2020Assignee: Canon Kabushiki KaishaInventors: Ryosuke Hirokawa, Toshimori Miyakoshi, Hiroaki Motooka, Ryohei Goto
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Publication number: 20200114660Abstract: An ink jet recording method of the present invention includes a fixing step under the following condition (1) or (2) when on a recording medium, an image including an image part formed of colored ink and an image part formed of transparent ink is fixed: T1>MFT1>MFT2 and MFT1>T2>MFT2??(1) T1>MFT2>MFT1 and MFT2>T2>MFT1.Type: ApplicationFiled: September 27, 2019Publication date: April 16, 2020Inventors: Takumi Otani, Ryohei Goto, Fumihiro Goto, Yohei Iwasaki
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Patent number: 10556448Abstract: When a porous body is repeatedly used to perform treatment of absorbing and removing an aqueous liquid component on an image which is formed using a reaction liquid and an ink and contains the aqueous liquid component and a coloring material, recovery treatment for applying a recovery liquid to the porous body is performed, the recovery liquid having a viscosity lower than a viscosity of the reaction liquid and the ink.Type: GrantFiled: July 3, 2018Date of Patent: February 11, 2020Assignee: Canon Kabushiki KaishaInventors: Toru Ohnishi, Toru Yamane, Kyosuke Deguchi, Ryosuke Hirokawa, Akihiro Mouri, Noboru Toyama, Atsushi Sakamoto, Susumu Hirosawa, Toshimori Miyakoshi, Hiroaki Motooka, Ryohei Goto
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Publication number: 20190094422Abstract: A printed material of the present invention is a printed material including a recording medium, a color material layer, and a fine irregular layer functioning as an outermost layer in this order; the color material layer contains a pigment; the fine irregular layer contains spherical particles having a specific average particle diameter; the spherical particles are present in a thickness direction of the fine irregular layer; and the surface of the fine irregular layer has convex portions having an average height of 0.04 to 0.15 ?m and an image definition C(2) is 50% or more.Type: ApplicationFiled: November 29, 2018Publication date: March 28, 2019Inventors: Ryohei Goto, Fumihiro Goto, Yohei Iwasaki, Tomoko Suzuki
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Publication number: 20190009551Abstract: An ink jet recording method of the present invention includes a step of applying a reaction liquid onto a transfer body, an ink image forming step, a liquid removing step of bringing a porous body of a liquid absorbing member into contact with the ink image on the transfer body to remove 70% by mass or more of the liquid component from the ink image, a transfer step, and a smoothing step of bringing a fixing member into contact with the ink image on the recording medium, heating and pressing the ink image at a temperature not less than the softening point of the resin to smooth the surface of the ink image, and releasing the heated and pressed ink image from the fixing member at a temperature less than the softening point of the resin.Type: ApplicationFiled: June 28, 2018Publication date: January 10, 2019Inventors: Ryohei Goto, Fumihiro Goto, Takumi Otani, Yohei Iwasaki
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Publication number: 20180326755Abstract: When a porous body is repeatedly used to perform treatment of absorbing and removing an aqueous liquid component on an image which is formed using a reaction liquid and an ink and contains the aqueous liquid component and a coloring material, recovery treatment for applying a recovery liquid to the porous body is performed, the recovery liquid having a viscosity lower than a viscosity of the reaction liquid and the ink.Type: ApplicationFiled: July 3, 2018Publication date: November 15, 2018Inventors: Toru Ohnishi, Toru Yamane, Kyosuke Deguchi, Ryosuke Hirokawa, Akihiro Mouri, Noboru Toyama, Atsushi Sakamoto, Susumu Hirosawa, Toshimori Miyakoshi, Hiroaki Motooka, Ryohei Goto
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Publication number: 20180319190Abstract: An ink jet recording method is disclosed where, when a liquid including water is absorbed and removed from an image including an aqueous liquid component and a coloring material, by use of a water repellent porous body, a contact surface of the porous body with the image is treated with a wetting liquid whose contact angle to the contact surface is less than 90°, and thereafter absorption and removal of the aqueous liquid component from the image by the porous body are performed.Type: ApplicationFiled: June 29, 2018Publication date: November 8, 2018Inventors: Ryosuke Hirokawa, Toshimori Miyakoshi, Hiroaki Motooka, Ryohei Goto
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Publication number: 20180311951Abstract: On a conveyance path of a liquid absorbing member including a porous body, a liquid absorbing unit 2 that absorbs a first liquid from a first image, a recovery liquid applying unit 3 that applies a recovery liquid to the porous body absorbing the liquid and a liquid collecting unit 4 that collects a liquid component absorbed by the porous body are arranged in this order, and a cleaning unit 5 that brings a cleaning member into contact with the conveyance path of the porous body is disposed at least between the liquid absorbing unit and the recovery liquid applying unit or between the liquid collecting unit and the liquid absorbing unit.Type: ApplicationFiled: July 3, 2018Publication date: November 1, 2018Inventors: Atsushi Sakamoto, Satoshi Masuda, Yoshiyuki Honda, Toru Yamane, Kyosuke Deguchi, Ryosuke Hirokawa, Toru Ohnishi, Akihiro Mouri, Noboru Toyama, Toshimori Miyakoshi, Hiroaki Motooka, Ryohei Goto
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Publication number: 20180304615Abstract: An image recording method includes a reaction liquid applying step; a first liquid composition applying step; an ink applying step of applying an ink containing a second water-soluble resin so as to at least partly overlap with an area where the first liquid composition is applied on an intermediate transfer member to form an intermediate image; and a step of transferring the intermediate image to a recording medium by bringing the intermediate image into contact with the recording medium to separate the intermediate image from the intermediate transfer member. The temperatures Tc, T1 of the intermediate image and intermediate transfer member from start of the contact to the separation are adjusted to be not less than the glass transition temperature Tgs of the second water-soluble resin. The temperatures Tr, T2 of the intermediate image and recording medium at the separation are adjusted to be less than Tgs.Type: ApplicationFiled: June 25, 2018Publication date: October 25, 2018Inventors: Kanako Soma, Ryohei Goto, Toru Ohnishi
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Patent number: 10052865Abstract: A recording method includes: applying a reactant configured to thicken upon contact with ink to an intermediate transfer body; forming an intermediate image by applying ink to the intermediate transfer body; applying an auxiliary liquid containing a water-soluble polymer to the intermediate image to form an intermediate image layer; and transferring the intermediate image layer to a recording medium. At least one of the reactant, the ink, and the auxiliary liquid contains a certain compound. The reactant contains a surfactant different from this compound and having a cloud point. The temperature of the intermediate image layer at contact with the recording medium is equal to or higher than both the cloud point of the surfactant and the glass transition temperature of the water-soluble polymer, and that at release from the intermediate transfer body is lower than the glass transition temperature of the water-soluble polymer.Type: GrantFiled: October 21, 2015Date of Patent: August 21, 2018Assignee: Canon Kabushiki KaishaInventor: Ryohei Goto
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Patent number: 10046556Abstract: An image recording method includes a reaction liquid applying step; a first liquid composition applying step; an ink applying step of applying an ink containing a second water-soluble resin so as to at least partly overlap with an area where the first liquid composition is applied on an intermediate transfer member to form an intermediate image; and a step of transferring the intermediate image to a recording medium by bringing the intermediate image into contact with the recording medium to separate the intermediate image from the intermediate transfer member. The temperatures Tc, T1 of the intermediate image and intermediate transfer member from start of the contact to the separation are adjusted to be not less than the glass transition temperature Tgs of the second water-soluble resin. The temperatures Tr, T2 of the intermediate image and recording medium at the separation are adjusted to be less than Tgs.Type: GrantFiled: April 13, 2016Date of Patent: August 14, 2018Assignee: Canon Kabushiki KaishaInventors: Kanako Soma, Ryohei Goto, Toru Ohnishi
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Patent number: 10046555Abstract: A recording method according to an aspect of the invention includes: applying a reactant to an intermediate transfer body, the reactant configured to thicken upon contact with ink; forming an intermediate image by applying ink to the intermediate transfer body carrying the reactant; applying an auxiliary liquid to the intermediate image to form an intermediate image layer, the auxiliary liquid containing a water-soluble polymer; and transferring the intermediate image layer to a recording medium; in this order. At least one selected from the group consisting of the reactant, the ink, and the auxiliary liquid contains a certain compound.Type: GrantFiled: October 21, 2015Date of Patent: August 14, 2018Assignee: Canon Kabushiki KaishaInventor: Ryohei Goto
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Patent number: 9533490Abstract: An image recording method includes applying a reaction liquid onto an intermediate transfer member, applying an ink onto the reaction liquid on the intermediate transfer member, forming an intermediate image by applying a liquid composition containing a water-soluble polymer onto the reaction liquid and the ink on the intermediate transfer member, and transferring the intermediate image by bringing the intermediate image on the intermediate transfer member into contact with a recording medium and separating the intermediate image from the intermediate transfer member with the contact with the recording medium maintained. The intermediate image to be brought into contact with the recording medium has a temperature Tc higher than or equal to the glass transition temperature of the water-soluble polymer, and the intermediate image to be separated from the intermediate transfer member has a temperature Tr lower than the glass transition temperature of the water-soluble polymer.Type: GrantFiled: April 29, 2016Date of Patent: January 3, 2017Assignee: Canon Kabushiki KaishaInventor: Ryohei Goto
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Publication number: 20160303847Abstract: An image recording method including a reaction liquid applying step; a first liquid composition applying step; an ink applying step of applying an ink containing a second water-soluble resin so as to at least partly overlap with an area where the first liquid composition is applied on an intermediate transfer member to form an intermediate image; and a step of transferring the intermediate image to a recording medium by bringing the intermediate image into contact with the recording medium to separate the intermediate image from the intermediate transfer member. The temperatures Tc, T1 of the intermediate image and intermediate transfer member from start of the contact to the separation are adjusted to be not less than the glass transition temperature Tgs of the second water-soluble resin. The temperatures Tr, T2 of the intermediate image and recording medium at the separation are adjusted to be less than Tgs.Type: ApplicationFiled: April 13, 2016Publication date: October 20, 2016Inventors: Kanako Soma, Ryohei Goto, Toru Ohnishi
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Publication number: 20160243819Abstract: An image recording method includes applying a reaction liquid onto an intermediate transfer member, applying an ink onto the reaction liquid on the intermediate transfer member, forming an intermediate image by applying a liquid composition containing a water-soluble polymer onto the reaction liquid and the ink on the intermediate transfer member, and transferring the intermediate image by bringing the intermediate image on the intermediate transfer member into contact with a recording medium and separating the intermediate image from the intermediate transfer member with the contact with the recording medium maintained. The intermediate image to be brought into contact with the recording medium has a temperature Tc higher than or equal to the glass transition temperature of the water-soluble polymer, and the intermediate image to be separated from the intermediate transfer member has a temperature Tr lower than the glass transition temperature of the water-soluble polymer.Type: ApplicationFiled: April 29, 2016Publication date: August 25, 2016Inventor: Ryohei Goto