Patents by Inventor Okinori Tsuchiya
Okinori Tsuchiya 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: 11890885Abstract: A printing apparatus comprises a decision unit configured to decide a ratio of ink application amounts of the fluorescent ink and the other ink respectively in each of the plurality of scans. The decision unit decides the ratio of the ink application amount of the fluorescent ink in each of the plurality of scans so that the amount of the coloring material of the fluorescent ink in a surface of an ink layer of the printing medium is less than the amount of the coloring material of the fluorescent ink in an inside of the ink layer of the printing medium.Type: GrantFiled: February 4, 2022Date of Patent: February 6, 2024Assignee: CANON KABUSHIKI KAISHAInventors: Kouta Murasawa, Okinori Tsuchiya, Hiromitsu Yamaguchi, Hideki Kubo
-
Patent number: 11820154Abstract: A printing apparatus comprises a determination unit configured to, in a case where fluorescent ink is used in printing of an image, determine an order of printing by the fluorescent ink and printing by the light emission suppressing ink that suppresses light emission of the fluorescent ink, in the plurality of scans. The determination unit determines the order of the printing by the fluorescent ink and the printing by the light emission suppressing ink such that the fluorescent ink is printed to be in a layer lower than the light emission suppressing ink in a region of a dark portion of the image.Type: GrantFiled: February 9, 2022Date of Patent: November 21, 2023Assignee: CANON KABUSHIKI KAISHAInventors: Okinori Tsuchiya, Kouta Murasawa, Hiromitsu Yamaguchi, Hideki Kubo
-
Publication number: 20230302839Abstract: A printing apparatus is provided. The apparatus comprises: a printing unit including a first printing portion configured to print an image by a fluorescent material, and a second printing portion configured to print an image by a second coloring material that is not colored; and a controller configured to control printing of an image onto a print medium performed by the first printing portion, and printing of an image onto the print medium performed by the second printing portion. The controller controls an order of the printing by the first printing portion and the printing by the second printing portion, in accordance with an attribute of a region of an image as a printing target.Type: ApplicationFiled: March 16, 2023Publication date: September 28, 2023Inventors: Hiromitsu Yamaguchi, Hideki Kubo, Kouta Murasawa, Okinori Tsuchiya
-
Patent number: 11662680Abstract: An image forming apparatus includes a printhead configured to add energy to an image material; and a control unit configured to output, based on image data, a signal pattern for controlling energy to be added by the printhead to the image material including a plurality of color development layers that have different color development characteristic and develop colors in accordance with the added energy. When causing at least two of the plurality of color development layers to develop colors, the control unit generates, based on at least two signal patterns generated to cause the at least two color development layers to develop colors, a signal pattern of an OR of the at least two signal patterns and outputs the signal pattern.Type: GrantFiled: December 11, 2020Date of Patent: May 30, 2023Assignee: Canon Kabushiki KaishaInventors: Takeru Sasaki, Hiroaki Ogawa, Takashi Fujita, Okinori Tsuchiya, Akitoshi Yamada
-
Publication number: 20220250401Abstract: A printing apparatus comprises a decision unit configured to decide a ratio of ink application amounts of the fluorescent ink and the other ink respectively in each of the plurality of scans. The decision unit decides the ratio of the ink application amount of the fluorescent ink in each of the plurality of scans so that the amount of the coloring material of the fluorescent ink in a surface of an ink layer of the printing medium is less than the amount of the coloring material of the fluorescent ink in an inside of the ink layer of the printing medium.Type: ApplicationFiled: February 4, 2022Publication date: August 11, 2022Inventors: KOUTA MURASAWA, OKINORI TSUCHIYA, HIROMITSU YAMAGUCHI, HIDEKI KUBO
-
Publication number: 20220250395Abstract: A printing apparatus comprises a determination unit configured to, in a case where fluorescent ink is used in printing of an image, determine an order of printing by the fluorescent ink and printing by the light emission suppressing ink that suppresses light emission of the fluorescent ink, in the plurality of scans. The determination unit determines the order of the printing by the fluorescent ink and the printing by the light emission suppressing ink such that the fluorescent ink is printed to be in a layer lower than the light emission suppressing ink in a region of a dark portion of the image.Type: ApplicationFiled: February 9, 2022Publication date: August 11, 2022Inventors: OKINORI TSUCHIYA, KOUTA MURASAWA, HIROMITSU YAMAGUCHI, HIDEKI KUBO
-
Patent number: 11412107Abstract: An image processing apparatus performs predetermined image processing for read data obtained by reading an image on a document by first and second reading sensors arranged so as to have an overlapping area. The predetermined image processing includes color correction processing of converting color signals detected by light receiving elements of the reading sensors into color signals with respect to each of pixels forming read data. Color correction processing for first read data obtained from light receiving elements of the first reading sensor not included in the overlapping area and color correction processing for second read data obtained from light receiving elements of the second reading sensor not included in the overlapping area are performed in accordance with different correction characteristics. By doing this, an image in which image unevenness caused by individual differences of the short reading sensors is reduced can be output.Type: GrantFiled: December 8, 2020Date of Patent: August 9, 2022Assignee: Canon Kabushiki KaishaInventors: Okinori Tsuchiya, Kouta Murasawa, Kazuya Ogasawara, Tatsuhiro Yamagata, Yugo Mochizuki, Toshiki Miyazaki, Masao Kato
-
Patent number: 11104156Abstract: A printing apparatus includes a print head having a heat generation element, a generation unit that generates print data for driving the heat generation element to form an image on a print medium and a drive unit that drives the heat generation element on a basis of the print data generated by the generation unit. The print medium includes a laminate of a plurality of image forming layers that generate develop mutually different colors by receiving heat. The generation unit generates the print data depending on a type of the print medium among a plurality of print medium types that differ from each other in order of lamination of the plurality of image forming layers.Type: GrantFiled: July 1, 2019Date of Patent: August 31, 2021Assignee: Canon Kabushiki KaishaInventors: Okinori Tsuchiya, Takashi Fujita, Takeru Sasaki, Hiroaki Ogawa, Akitoshi Yamada
-
Publication number: 20210218865Abstract: An image processing apparatus performs predetermined image processing for read data obtained by reading an image on a document by first and second reading sensors arranged so as to have an overlapping area. The predetermined image processing includes color correction processing of converting color signals detected by light receiving elements of the reading sensors into color signals with respect to each of pixels forming read data. Color correction processing for first read data obtained from light receiving elements of the first reading sensor not included in the overlapping area and color correction processing for second read data obtained from light receiving elements of the second reading sensor not included in the overlapping area are performed in accordance with different correction characteristics. By doing this, an image in which image unevenness caused by individual differences of the short reading sensors is reduced can be output.Type: ApplicationFiled: December 8, 2020Publication date: July 15, 2021Inventors: Okinori TSUCHIYA, Kouta MURASAWA, Kazuya OGASAWARA, Tatsuhiro YAMAGATA, Yugo MOCHIZUKI, Toshiki MIYAZAKI, Masao KATO
-
Patent number: 11057528Abstract: An information processing apparatus performs processing for putting a width of a line in an output in a case where printing is performed by a first printing apparatus based on print data including a line close to a width of a line in an output in a case where printing is performed by a second printing apparatus based on the print data. A first acquisition unit is configured to acquire first information relating to an output in a case where printed matter including a plurality of line width detection images is printed by the second printing apparatus.Type: GrantFiled: September 19, 2019Date of Patent: July 6, 2021Assignee: CANON KABUSHIKI KAISHAInventors: Kouta Murasawa, Okinori Tsuchiya, Yugo Mochizuki, Tatsuhiro Yamagata, Toshiki Miyazaki, Masao Kato
-
Patent number: 11017277Abstract: An object is to reduce a difference between a target line width and a width of a line that is printed by a printing apparatus by correcting the line width in accordance with color information indicating a color of the line in a case where an image is printed by the printing apparatus based on image data including the line based on print data. The present disclosure is an image processing apparatus having an acquisition unit configured to acquire a drawing command in which a color and a line width of a line are specified, a determination unit configured to determine a correction amount for correcting the line width specified in the drawing command based on the color of the line specified in the drawing command, and a correction unit configured to correct the line width specified in the drawing command in accordance with the correction amount.Type: GrantFiled: September 19, 2019Date of Patent: May 25, 2021Assignee: Canon Kabushiki KaishaInventors: Tatsuhiro Yamagata, Okinori Tsuchiya, Yugo Mochizuki, Kouta Murasawa, Kazuya Ogasawara, Toshiki Miyazaki, Masao Kato
-
Patent number: 11017276Abstract: An information processing apparatus processes image information printed by a printing apparatus. The information processing apparatus includes a data obtaining unit to obtain print data for printing a line-width detection image including first multiple patches. Each of the first multiple patches includes multiple lines at substantially equal intervals in a first direction, each line having a first width in the first direction and extending in a second direction intersecting the first. The first multiple patches include first and second patches. A first substantially equal interval between a first plurality of lines in the first patch differs from a second substantially equal interval between a second plurality of lines in the second. An information obtaining unit obtains information on a print result of the printed line-width detection image. A correction unit corrects widths of lines in the first direction included in an image to be printed based on the obtained information.Type: GrantFiled: September 24, 2019Date of Patent: May 25, 2021Assignee: Canon Kabushiki KaishaInventors: Yugo Mochizuki, Okinori Tsuchiya, Tatsuhiro Yamagata, Kouta Murasawa, Kazuya Ogasawara, Toshiki Miyazaki, Masao Kato
-
IMAGE FORMING APPARATUS, CONTROL METHOD THEREOF, AND NON-TRANSITORY COMPUTER-READABLE STORAGE MEDIUM
Publication number: 20210141328Abstract: An image forming apparatus includes a printhead configured to add energy to an image material; and a control unit configured to output, based on image data, a signal pattern for controlling energy to be added by the printhead to the image material including a plurality of color development layers that have different color development characteristic and develop colors in accordance with the added energy. When causing at least two of the plurality of color development layers to develop colors, the control unit generates, based on at least two signal patterns generated to cause the at least two color development layers to develop colors, a signal pattern of an OR of the at least two signal patterns and outputs the signal pattern.Type: ApplicationFiled: December 11, 2020Publication date: May 13, 2021Inventors: Takeru Sasaki, Hiroaki Ogawa, Takashi Fujita, Okinori Tsuchiya, Akitoshi Yamada -
Patent number: 10953664Abstract: A print medium in which a plurality of color development layers that develop colors to obtain colored portions by being heated are formed at different positions in the thickness direction is conveyed in a first direction. A plurality of heat generation elements that heat the print medium are controlled so as to selectively cause the plurality of color development layers to develop the respective colors. Heating positions on the print medium are controlled such that, in at least one of the color development layers in the print medium, in a case where lines each including a plurality of pixels which are formed by the colored portions and arranged at a predetermined resolution in the first direction are arranged in a second direction, positions of the plurality of pixels are shifted between the lines in the first direction by a distance smaller than an interval corresponding to a resolution.Type: GrantFiled: July 5, 2019Date of Patent: March 23, 2021Assignee: Canon Kabushiki KaishaInventors: Takashi Fujita, Takeru Sasaki, Hiroaki Ogawa, Okinori Tsuchiya, Akitoshi Yamada
-
Patent number: 10944890Abstract: An information processing apparatus includes a first acquisition unit to acquire a first color reproduction characteristic indicating first color reproduction color values that indicate a color obtained by reproducing color values by a first printing apparatus, a second acquisition unit to acquire a second color reproduction characteristic indicating second reproduction color values that indicate a color obtained by reproducing color values by a second printing apparatus, a first generation unit to generate color matching information when color matching is performed between the first and second printing apparatuses based on the first and the second color reproduction characteristics, a third acquisition unit to acquire a first line width characteristic of the first printing apparatus, a fourth acquisition unit to acquire a second line width characteristic of the second printing apparatus, and a second generation unit to generate line width correction for correcting an input line width for the second printingType: GrantFiled: September 24, 2019Date of Patent: March 9, 2021Assignee: Canon Kabushiki KaishaInventors: Okinori Tsuchiya, Kouta Murasawa, Tatsuhiro Yamagata, Yugo Mochizuki, Toshiki Miyazaki, Masao Kato
-
Patent number: 10915036Abstract: An image forming apparatus comprises a printhead configured to add energy to an image material including a plurality of color development layers that have different color development characteristics and develop colors in response to heat; and a control unit configured to output, based on image data, signal patterns corresponding to the plurality of color development layers and at least one signal pattern corresponding to a color reproduced by causing at least two of the plurality of color development layers to develop colors used to control the energy to be added to the image material by the printhead.Type: GrantFiled: June 3, 2019Date of Patent: February 9, 2021Assignee: Canon Kabushiki KaishaInventors: Hiroaki Ogawa, Takeru Sasaki, Takashi Fujita, Okinori Tsuchiya, Akitoshi Yamada
-
Patent number: 10871724Abstract: An image forming apparatus comprises a printhead configured to add energy to an image material including a plurality of color development layers that have different color development characteristics and develop colors in response to heat; and a control unit configured to output, based on image data, signal patterns corresponding to the plurality of color development layers and at least one signal pattern corresponding to a color reproduced by causing at least two of the plurality of color development layers to develop colors used to control the energy to be added to the image material by the printhead.Type: GrantFiled: June 3, 2019Date of Patent: December 22, 2020Assignee: Canon Kabushiki KaishaInventors: Hiroaki Ogawa, Takeru Sasaki, Takashi Fujita, Okinori Tsuchiya, Akitoshi Yamada
-
Patent number: 10872279Abstract: A width in a first direction of a line in image data corresponding to an image to be printed by a printing apparatus is corrected, based on information on a print result of line-width detection images printed based on line-width detection image data in a raster format that is generated by performing rasterization processing on line-width detection image data in a vector format. In the line-width detection image data in the vector format, a distance between centers of the widths in the first direction of two lines adjacent in the first direction in each line-width detection image is an integral multiple of a rasterization resolution in the rasterization processing.Type: GrantFiled: September 24, 2019Date of Patent: December 22, 2020Assignee: Canon Kabushiki KaishaInventors: Okinori Tsuchiya, Tatsuhiro Yamagata, Yugo Mochizuki, Kouta Murasawa, Kazuya Ogasawara, Toshiki Miyazaki, Masao Kato
-
Patent number: 10717289Abstract: The remaining amounts of inks in tanks are obtained, and, based on the obtained results, whether direction for printing an image next is to be inverted with respect to a set direction. This can reduce a difference in ink remaining amount between the tanks corresponding to print heads.Type: GrantFiled: November 3, 2017Date of Patent: July 21, 2020Assignee: Canon Kabushiki KaishaInventors: Takashi Nakamura, Akitoshi Yamada, Okinori Tsuchiya, Junichi Nakagawa, Kentaro Yano
-
Publication number: 20200106927Abstract: An object of the present disclosure is to highly accurately match both colors and line widths between different printing apparatuses. One embodiment of the present invention is an information processing apparatus including: a first acquisition unit configured to acquire a color developing characteristic in image printing by a first printing apparatus; a second acquisition unit configured to acquire a color developing characteristic in image printing by a second printing apparatus; a table generation unit configured to generate a color matching table used in a case where color matching is performed between the first printing apparatus and the second printing apparatus based on the acquired color developing characteristic of the first printing apparatus and the acquired color developing characteristic of the second printing apparatus; a third acquisition unit configured to acquire a line width characteristic of the first printing apparatus.Type: ApplicationFiled: September 24, 2019Publication date: April 2, 2020Inventors: Okinori Tsuchiya, Kouta Murasawa, Tatsuhiro Yamagata, Yugo Mochizuki, Toshiki Miyazaki, Masao Kato