Patents by Inventor Ryutaro Takahashi
Ryutaro Takahashi 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: 11965043Abstract: A resin particle includes a fluorescent colorant and a color pigment. A hue angle of the resin particle and a hue angle of the fluorescent colorant are different from each other. When a fluorescence peak wavelength in a spectral reflectance of the fluorescent colorant is represented by A (nm), an integrated value of a spectral reflectance (%) of the color pigment in a wavelength range of from A?30 (nm) to A+30 (nm) is 2,500 or more.Type: GrantFiled: July 6, 2020Date of Patent: April 23, 2024Assignee: FUJIFILM Business Innovation Corp.Inventors: Ryutaro Kembo, Masaru Takahashi, Yukiaki Nakamura, Tomoaki Tanaka, Satomi Hara
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Patent number: 11945235Abstract: There is provided a printing apparatus which includes the following: A printhead including a plurality of nozzles that discharge ink to a print medium. A first detection unit that detects a distance between the printhead and a platen. An adjustment unit that adjusts the distance between the printhead and the platen. An acquisition unit that acquires difference information concerning a difference of a distance between the platen and each of the nozzle on an upstream side and the nozzle on a downstream side in a conveyance direction of the print medium. The adjustment unit adjusts the distance based on a detection result of the first detection unit and the difference information acquired by the acquisition unit.Type: GrantFiled: December 5, 2022Date of Patent: April 2, 2024Assignee: Canon Kabushiki KaishaInventors: Tomohito Abe, Daigo Kuronuma, Ryutaro Takahashi, Naoaki Wada, Noriyuki Aoki, Ryohei Maruyama, Masakazu Nagashima, Toshiaki Yamaguchi
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Publication number: 20230098088Abstract: There is provided a printing apparatus which includes the following: A printhead including a plurality of nozzles that discharge ink to a print medium. A first detection unit that detects a distance between the printhead and a platen. An adjustment unit that adjusts the distance between the printhead and the platen. An acquisition unit that acquires difference information concerning a difference of a distance between the platen and each of the nozzle on an upstream side and the nozzle on a downstream side in a conveyance direction of the print medium. The adjustment unit adjusts the distance based on a detection result of the first detection unit and the difference information acquired by the acquisition unit.Type: ApplicationFiled: December 5, 2022Publication date: March 30, 2023Inventors: Tomohito Abe, Daigo Kuronuma, Ryutaro Takahashi, Naoaki Wada, Noriyuki Aoki, Ryohei Maruyama, Masakazu Nagashima, Toshiaki Yamaguchi
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Patent number: 11524512Abstract: There is provided a printing apparatus which includes the following: A printhead including a plurality of nozzles that discharge ink to a print medium. A first detection unit that detects a distance between the printhead and a platen. An adjustment unit that adjusts the distance between the printhead and the platen. An acquisition unit that acquires difference information concerning a difference of a distance between the platen and each of the nozzle on an upstream side and the nozzle on a downstream side in a conveyance direction of the print medium. The adjustment unit adjusts the distance based on a detection result of the first detection unit and the difference information acquired by the acquisition unit.Type: GrantFiled: June 15, 2021Date of Patent: December 13, 2022Assignee: Canon Kabushiki KaishaInventors: Tomohito Abe, Daigo Kuronuma, Ryutaro Takahashi, Naoaki Wada, Noriyuki Aoki, Ryohei Maruyama, Masakazu Nagashima, Toshiaki Yamaguchi
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Patent number: 11498346Abstract: A printing apparatus, comprising a storage unit for storing a sheet, a printing unit for printing on the sheet conveyed by a first conveyance unit from the storage unit, a second conveyance unit, provided between the first conveyance unit and the storage unit, for conveying the sheet from the storage unit toward the first conveyance unit, a conveyance control unit for controlling driving of the first and the second convey units such that the sheet is bent between the first conveyance unit and the second conveyance unit, and a detection unit, provided between the first and the second conveyance units, for detecting bending of the sheet, wherein the conveyance control unit stops conveyance of the sheet by the first conveyance unit based on a detection result of the detection unit.Type: GrantFiled: March 24, 2021Date of Patent: November 15, 2022Assignee: Canon Kabushiki KaishaInventors: Ryutaro Takahashi, Masakazu Nagashima, Tomohiro Suzuki, Naoki Wakayama, Hideyuki Nozawa, Waichiro Saiki
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Patent number: 11458746Abstract: A printing apparatus includes a feeding unit, a conveyance unit, a cutting unit, and a control unit. The conveyance unit nips the print medium conveyed from the feeding unit by a first roller and a second roller, and conveys the nipped print medium. The cutting unit cuts the print medium. The control unit: (1) performs control to make a command speed of the first roller lower than a command speed of the second roller until a printhead printing reaches near a trailing edge of a printing length after printing has started, (2) performs control to make the command speed of the first roller higher than the command speed of the second roller when the printing has reached near the trailing edge of the printing length, and (3) subsequently controls the cutting unit configured to cut the print medium.Type: GrantFiled: May 7, 2021Date of Patent: October 4, 2022Assignee: Canon Kabushiki KaishaInventors: Tomohiro Suzuki, Naoki Wakayama, Ryutaro Takahashi, Masakazu Nagashima, Hideyuki Nozawa, Waichiro Saiki
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Patent number: 11413890Abstract: A printing apparatus, having a printing unit, includes a first holding unit, a conveyance unit, a first cutting unit arranged between the printing unit and the first holding unit, a second cutting unit arranged between the printing unit and the first cutting unit, and a control unit. The first holding unit holds a sheet. The conveyance unit conveys the sheet to the printing unit. The first cutting unit cuts the sheet fed from the first holding unit. The second cutting unit cuts the sheet fed from the first holding unit. The control unit determines, in accordance with a length in a conveyance direction of a product to be printed on the sheet by the printing unit, whether to cut the sheet fed from the first holding unit by the first cutting unit or the second cutting unit.Type: GrantFiled: May 17, 2021Date of Patent: August 16, 2022Assignee: Canon Kabushiki KaishaInventors: Hideyuki Nozawa, Tomohiro Suzuki, Naoki Wakayama, Ryutaro Takahashi, Masakazu Nagashima, Waichiro Saiki
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Patent number: 11376875Abstract: A printing apparatus including: a carriage having a print head and configured to be movable in an intersecting direction; a slitter unit configured to be movable in the intersecting direction and cut a roll sheet in a conveyance direction; a detection sensor mounted on the carriage and configured to detect a cut portion of the roll sheet that has been cut by the slitter unit; and a control unit configured to control the carriage to move after controlling the slitter unit to move and cut the roll sheet, so that the cut portion made by the slitter unit is detected by the detection sensor, and configured to control a moving distance of the carriage or the slitter, based on a first moving distance by which the slitter unit has moved and a second moving distance of the carriage at a timing where the detection sensor detects the cut portion.Type: GrantFiled: March 27, 2020Date of Patent: July 5, 2022Assignee: CANON KABUSHIKI KAISHAInventors: Daigo Kuronuma, Ryutaro Takahashi, Naoaki Wada, Tomohito Abe, Noriyuki Aoki, Ryohei Maruyama, Masakazu Nagashima, Toshiaki Yamaguchi
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Publication number: 20220097429Abstract: The carriage apparatus includes a carriage configured to reciprocally move in a first direction, a first motor arranged on a side of one end of a range of movement of the carriage and configured to drive the carriage, a second motor arranged on a side of the other end of the range of movement of the carriage and configured to drive the carriage, a carriage belt suspended between the first motor and the second motor, attached with the carriage, and configured to move the carriage in the first direction, and a support portion configured to mount the second motor so that the second motor is displaceable in the first direction with respect to the first motor.Type: ApplicationFiled: September 29, 2021Publication date: March 31, 2022Inventors: Ryutaro Takahashi, Daigo Kuronuma, Naoaki Wada, Tomohito Abe, Kenta limura, Ryohei Maruyama, Masakazu Nagashima, Toshiaki Yamaguchi
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Publication number: 20220097390Abstract: A recording apparatus includes a carriage, a tank, and a flow passage. The carriage includes a liquid ejecting recording head and reciprocates in first and second directions. The flow passage supplies liquid from the tank to the recording head, and includes a fixed flow passage, a first flow passage, and a second flow passage. The fixed flow passage is connected to the tank and does not to follow a movement of the carriage. The first flow passage is branched off from the fixed flow passage, is connected to the recording head in the first direction, and follows the carriage movement. The second flow passage is branched off from the fixed flow passage, is connected to the recording head in the second direction, and follows the carriage movement. After the carriage moves in the first direction, stops, and moves in the second direction, liquid is sucked from the recording head.Type: ApplicationFiled: September 28, 2021Publication date: March 31, 2022Inventors: Takaya Sato, Ryohei Maruyama, Daigo Kuronuma, Kenta Iimura, Tomohito Abe, Naoaki Wada, Masakazu Nagashima, Toshiaki Yamaguchi, Ryutaro Takahashi
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Publication number: 20220097427Abstract: A carriage apparatus characterized by comprising a carriage configured to reciprocally move in a predetermined direction, a first motor arranged on a side of one end of a range of movement of the carriage and configured to drive the carriage, a second motor arranged on a side of the other end of the range of movement of the carriage, configured to drive the carriage, and has the same kind of driving characteristics as driving characteristics of the first motor, detection means for detecting a position of the carriage related to the predetermined direction, and control means for controlling driving of the first motor and the second motor by feeding back a detection result detected by the detection means.Type: ApplicationFiled: September 29, 2021Publication date: March 31, 2022Inventors: Tomohito Abe, Ryutaro Takahashi, Naoaki Wada, Daigo Kuronuma, Kenta Iimura, Ryohei Maruyama, Masakazu Nagashima, Toshiaki Yamaguchi, Takahiro Daikoku
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Publication number: 20220097405Abstract: A recording apparatus includes a carriage, a tank, a flow passage, and a valve. The carriage includes a recording head that ejects liquid contained in the tank and supplied from the flow passage. The flow passage includes (i) a fixed flow passage connected to the tank without following a movement of the carriage, (ii) a first flow passage that follows the movement of the carriage and is branched off from the fixed flow passage and connected to the recording head, and (iii) a second flow passage that follows the movement of the carriage and is branched off from the fixed flow passage and connected to the recording head. The valve is provided in one of the first and second flow passages and limits a flow of liquid from the tank to the recording head and allows liquid to flow from the recording head to the tank.Type: ApplicationFiled: September 28, 2021Publication date: March 31, 2022Inventors: Ryohei Maruyama, Kenta Iimura, Daigo Kuronuma, Takaya Sato, Tomohito Abe, Naoaki Wada, Masakazu Nagashima, Toshiaki Yamaguchi, Ryutaro Takahashi
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Publication number: 20210394539Abstract: There is provided a printing apparatus which includes the following: A printhead including a plurality of nozzles that discharge ink to a print medium. A first detection unit that detects a distance between the printhead and a platen. An adjustment unit that adjusts the distance between the printhead and the platen. An acquisition unit that acquires difference information concerning a difference of a distance between the platen and each of the nozzle on an upstream side and the nozzle on a downstream side in a conveyance direction of the print medium. The adjustment unit adjusts the distance based on a detection result of the first detection unit and the difference information acquired by the acquisition unit.Type: ApplicationFiled: June 15, 2021Publication date: December 23, 2021Inventors: Tomohito Abe, Daigo Kuronuma, Ryutaro Takahashi, Naoaki Wada, Noriyuki Aoki, Ryohei Maruyama, Masakazu Nagashima, Toshiaki Yamaguchi
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Patent number: 11198302Abstract: An object of the present invention is to provide an ink jet printing apparatus that can reduce the time for the initial installment. In the present invention, in the initial installation, once an ink tank is attached to a printing apparatus main body, a notification unit makes a notification prompting attaching of a printing head during an operation of supplying ink from the ink tank to a reservoir tank.Type: GrantFiled: April 2, 2020Date of Patent: December 14, 2021Assignee: Canon Kabushiki KaishaInventors: Naoaki Wada, Noriyuki Aoki, Tomohito Abe, Daigo Kuronuma, Ryutaro Takahashi, Masakazu Nagashima, Ryohei Maruyama, Toshiaki Yamaguchi
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Publication number: 20210362521Abstract: A printing apparatus, having a printing unit, includes a first holding unit, a conveyance unit, a first cutting unit arranged between the printing unit and the first holding unit, a second cutting unit arranged between the printing unit and the first cutting unit, and a control unit. The first holding unit holds a sheet. The conveyance unit conveys the sheet to the printing unit. The first cutting unit cuts the sheet fed from the first holding unit. The second cutting unit cuts the sheet fed from the first holding unit. The control unit determines, in accordance with a length in a conveyance direction of a product to be printed on the sheet by the printing unit, whether to cut the sheet fed from the first holding unit by the first cutting unit or the second cutting unit.Type: ApplicationFiled: May 17, 2021Publication date: November 25, 2021Inventors: Hideyuki Nozawa, Tomohiro Suzuki, Naoki Wakayama, Ryutaro Takahashi, Masakazu Nagashima, Waichiro Saiki
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Publication number: 20210354484Abstract: A printing apparatus includes a feeding unit, a conveyance unit, a cutting unit, and a control unit. The conveyance unit nips the print medium conveyed from the feeding unit by a first roller and a second roller, and conveys the nipped print medium. The cutting unit cuts the print medium. The control unit: (1) performs control to make a command speed of the first roller lower than a command speed of the second roller until a printhead printing reaches near a trailing edge of a printing length after printing has started, (2) performs control to make the command speed of the first roller higher than the command speed of the second roller when the printing has reached near the trailing edge of the printing length, and (3) subsequently controls the cutting unit configured to cut the print medium.Type: ApplicationFiled: May 7, 2021Publication date: November 18, 2021Inventors: Tomohiro Suzuki, Naoki Wakayama, Ryutaro Takahashi, Masakazu Nagashima, Hideyuki Nozawa, Waichiro Saiki
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Publication number: 20210309025Abstract: A printing apparatus, comprising a storage unit for storing a sheet, a printing unit for printing on the sheet conveyed by a first conveyance unit from the storage unit, a second conveyance unit, provided between the first conveyance unit and the storage unit, for conveying the sheet from the storage unit toward the first conveyance unit, a conveyance control unit for controlling driving of the first and the second convey units such that the sheet is bent between the first conveyance unit and the second conveyance unit, and a detection unit, provided between the first and the second conveyance units, for detecting bending of the sheet, wherein the conveyance control unit stops conveyance of the sheet by the first conveyance unit based on a detection result of the detection unit.Type: ApplicationFiled: March 24, 2021Publication date: October 7, 2021Inventors: Ryutaro Takahashi, Masakazu Nagashima, Tomohiro Suzuki, Naoki Wakayama, Hideyuki Nozawa, Waichiro Saiki
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Patent number: 11088976Abstract: A first information processing apparatus includes a first message acceptance unit which accepts input of a first message and a first message transmission unit which transmits the accepted first message and first character information to a server. A second information processing apparatus includes a second message acceptance unit which accepts input of a second message and a second message transmission unit which transmits the accepted second message and second character information to the server. The first information processing apparatus further includes a representation output unit which has a display unit display in chronological order, the first message brought in correspondence with a first character based on the first character information and the second message brought in correspondence with a second character based on the second character information obtained through the server and a reproduction output unit which provides audio output of the first message and the second message.Type: GrantFiled: March 4, 2016Date of Patent: August 10, 2021Assignee: NINTENDO CO., LTD.Inventors: Ryutaro Takahashi, Hayuru Soma, Kazuki Yoshihara, Ginga Kamei, Masayuki Okada
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Patent number: 11052681Abstract: An inkjet printing apparatus includes: a conveyance unit configured to convey a printing medium in a conveyance direction; a print head configured to print an image on the printing medium conveyed by the conveyance unit; and a slitter disposed on a downstream relative to the print head in the conveyance direction and configured to cut the printing medium in the conveyance direction in accordance with the conveyance by the conveyance unit, wherein the slitter is configured to cut the printing medium from a leading edge of the printing medium up to a predetermined position in accordance with the conveyance of the printing medium by the conveyance unit, and wherein the print head is configured to print the image in between the leading edge of the printing medium and the predetermined position in the conveyance direction after the printing medium is cut by the slitter.Type: GrantFiled: March 27, 2020Date of Patent: July 6, 2021Assignee: Canon Kabushiki KaishaInventors: Toshiaki Yamaguchi, Daigo Kuronuma, Ryutaro Takahashi, Naoaki Wada, Tomohito Abe, Noriyuki Aoki, Ryohei Maruyama, Masakazu Nagashima
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Publication number: 20200338899Abstract: An object of the present invention is to provide an ink jet printing apparatus that can reduce the time for the initial installment. In the present invention, in the initial installation, once an ink tank is attached to a printing apparatus main body, a notification unit makes a notification prompting attaching of a printing head during an operation of supplying ink from the ink tank to a reservoir tank.Type: ApplicationFiled: April 2, 2020Publication date: October 29, 2020Inventors: Naoaki Wada, Noriyuki Aoki, Tomohito Abe, Daigo Kuronuma, Ryutaro Takahashi, Masakazu Nagashima, Ryohei Maruyama, Toshiaki Yamaguchi