Patents by Inventor Nobuyuki Mizushima
Nobuyuki Mizushima 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: 11897255Abstract: A recording unit which is provided in a recording system includes a heat roller pair which contacts paper and performs drying of the paper after recording by a line head using heating and a control unit which controls operation of the heat roller pair, in which a heating region of the heat roller pair is divided into a plurality of subdivisions in a width direction which intersects the medium transport direction and the heat roller pair is configured to be capable of modifying a heating state for each subdivision region, and in which the control unit controls the heating state of each of the subdivision regions in the heat roller pair according to conditions when performing drying of the paper using the heat roller pair.Type: GrantFiled: April 29, 2021Date of Patent: February 13, 2024Assignee: Seiko Epson CorporationInventors: Nobuyuki Mizushima, Kazuyoshi Ohashi, Akinori Muromachi, Kohei Ueno
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Patent number: 11780698Abstract: Provided is a medium processing device including a supply portion supplying a medium, a transporter transporting the medium supplied from the supply portion, an contact portion that a tip of the medium transported by the transporter is brought into contact with, a stacker in which the medium brought into contact with the contact portion is stacked, and a processor processing the medium stacked in the stacker, in which the transporter includes a gripper that is configured to move along a transport path of the medium, grips a tip of the medium, and moves.Type: GrantFiled: April 14, 2022Date of Patent: October 10, 2023Assignee: Seiko Epson CorporationInventors: Kohei Ueno, Nobuyuki Mizushima, Yutaro Harada, Shunpei Yamaguchi
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Publication number: 20230278349Abstract: A medium drying device includes a transport roller pair as a transport unit that transports a medium and a heat roller pair as one heating unit that heats the medium transported by the transport roller pair and is provided in a transport direction of the medium, in which the medium is configured to be transported to a heating area by the heat roller pair a plurality of times.Type: ApplicationFiled: May 16, 2023Publication date: September 7, 2023Inventors: Yutaro HARADA, Kohei UENO, Nobuyuki MIZUSHIMA, Shunpei YAMAGUCHI
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Patent number: 11691440Abstract: A medium drying device includes a transport roller pair as a transport unit that transports a medium and a heat roller pair as one heating unit that heats the medium transported by the transport roller pair and is provided in a transport direction of the medium, in which the medium is configured to be transported to a heating area by the heat roller pair a plurality of times.Type: GrantFiled: September 16, 2021Date of Patent: July 4, 2023Assignee: Seiko Epson CorporationInventors: Yutaro Harada, Kohei Ueno, Nobuyuki Mizushima, Shunpei Yamaguchi
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Patent number: 11661300Abstract: A medium transporting apparatus includes a mounting portion configured to mount a medium, and a pressing portion configured to switch between a first state for pressing the medium against the mounting portion and a second state for releasing the medium. The pressing portion takes the first state in waiting for the medium to the mounting portion, switches to the second state in response to the sent medium and returns to the first state after the medium is sent to the mounting portion. When the last medium is mounted on the mounting portion, a timing at which the pressing portion returns to the first state from the second state is delayed with respect to the timing of the return therebefore.Type: GrantFiled: September 24, 2020Date of Patent: May 30, 2023Assignee: Seiko Epson CorporationInventors: Nobuyuki Mizushima, Kazuyoshi Ohashi, Akinori Muromachi, Kohei Ueno
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Publication number: 20220234858Abstract: Provided is a medium processing device including a supply portion supplying a medium, a transporter transporting the medium supplied from the supply portion, an contact portion that a tip of the medium transported by the transporter is brought into contact with, a stacker in which the medium brought into contact with the contact portion is stacked, and a processor processing the medium stacked in the stacker, in which the transporter includes a gripper that is configured to move along a transport path of the medium, grips a tip of the medium, and moves.Type: ApplicationFiled: April 14, 2022Publication date: July 28, 2022Inventors: Kohei UENO, Nobuyuki MIZUSHIMA, Yutaro HARADA, Shunpei YAMAGUCHI
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Patent number: 11396438Abstract: A medium transport device includes a feeding unit that transports a medium, a stack portion that receives the medium transported by the feeding unit between a support surface for supporting the medium in an inclined posture in which a downstream side in a transport direction is directed downward and an opposing surface opposing the support surface and stacks the medium, an alignment portion that aligns a downstream end of the medium stacked in the stack portion, a paddle that is provided between the feeding unit and the alignment portion in the transport direction and moves the medium toward the alignment portion by rotating while being in contact with the medium, and a control unit that controls an operation of the paddle, in which the control unit controls the operation of the paddle according to a condition.Type: GrantFiled: November 26, 2019Date of Patent: July 26, 2022Assignee: Seiko Epson CorporationInventors: Kohei Ueno, Nobuyuki Mizushima, Yutaro Harada, Shunpei Yamaguchi
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Patent number: 11345561Abstract: Provided is a medium processing device including a supply portion supplying a medium, a transporter transporting the medium supplied from the supply portion, an contact portion that a tip of the medium transported by the transporter is brought into contact with, a stacker in which the medium brought into contact with the contact portion is stacked, and a processor processing the medium stacked in the stacker, in which the transporter includes a gripper that is configured to move along a transport path of the medium, grips a tip of the medium, and moves.Type: GrantFiled: November 25, 2019Date of Patent: May 31, 2022Assignee: Seiko Epson CorporationInventors: Kohei Ueno, Nobuyuki Mizushima, Yutaro Harada, Shunpei Yamaguchi
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Patent number: 11318774Abstract: A first unit includes a receiving portion that receives a medium to be processed, a drying unit that processes the medium received from the receiving portion, and an end stitching unit that processes the medium received from the receiving portion or the medium processed by the drying unit. The processing performed by the drying unit is processing of drying the medium, the drying unit is located vertically below the end stitching unit, and the drying unit and the end stitching unit have a portion overlapping when viewed in a vertical direction.Type: GrantFiled: July 21, 2021Date of Patent: May 3, 2022Assignee: Seiko Epson CorporationInventors: Yutaro Harada, Kohei Ueno, Nobuyuki Mizushima, Shunpei Yamaguchi
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Patent number: 11225089Abstract: A medium drying device includes a heat roller pair that dries a medium recorded and transported by a line head, and a perforation portion that forms a plurality of holes on an area including a recorded area of the medium. The perforation portion includes a plurality of piercing portions configured to pierce the medium, and the piercing portions are provided on an outer peripheral surface of a drying driving roller of the heat roller pair.Type: GrantFiled: December 18, 2019Date of Patent: January 18, 2022Assignee: Seiko Epson CorporationInventors: Yutaro Harada, Kohei Ueno, Nobuyuki Mizushima, Shunpei Yamaguchi
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Publication number: 20220001678Abstract: A medium drying device includes a transport roller pair as a transport unit that transports a medium and a heat roller pair as one heating unit that heats the medium transported by the transport roller pair and is provided in a transport direction of the medium, in which the medium is configured to be transported to a heating area by the heat roller pair a plurality of times.Type: ApplicationFiled: September 16, 2021Publication date: January 6, 2022Inventors: Yutaro HARADA, Kohei UENO, Nobuyuki MIZUSHIMA, Shunpei YAMAGUCHI
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Publication number: 20210347598Abstract: A first unit includes a receiving portion that receives a medium to be processed, a drying unit that processes the medium received from the receiving portion, and an end stitching unit that processes the medium received from the receiving portion or the medium processed by the drying unit. The processing performed by the drying unit is processing of drying the medium, the drying unit is located vertically below the end stitching unit, and the drying unit and the end stitching unit have a portion overlapping when viewed in a vertical direction.Type: ApplicationFiled: July 21, 2021Publication date: November 11, 2021Inventors: Yutaro Harada, Kohei Ueno, Nobuyuki Mizushima, Shunpei Yamaguchi
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Patent number: 11148438Abstract: A medium drying device includes a transport roller pair as a transport unit that transports a medium and a heat roller pair as one heating unit that heats the medium transported by the transport roller pair and is provided in a transport direction of the medium, in which the medium is configured to be transported to a heating area by the heat roller pair a plurality of times.Type: GrantFiled: December 18, 2019Date of Patent: October 19, 2021Assignee: Seiko Epson CorporationInventors: Yutaro Harada, Kohei Ueno, Nobuyuki Mizushima, Shunpei Yamaguchi
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Patent number: 11104537Abstract: A first unit includes a receiving portion that receives a medium to be processed, a drying unit that processes the medium received from the receiving portion, and an end stitching unit that processes the medium received from the receiving portion or the medium processed by the drying unit. The processing performed by the drying unit is processing of drying the medium, the drying unit is located vertically below the end stitching unit, and the drying unit and the end stitching unit have a portion overlapping when viewed in a vertical direction.Type: GrantFiled: December 19, 2019Date of Patent: August 31, 2021Assignee: Seiko Epson CorporationInventors: Yutaro Harada, Kohei Ueno, Nobuyuki Mizushima, Shunpei Yamaguchi
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Patent number: 11091344Abstract: A medium transport device includes a feed roller pair, a stack portion that receives a medium transported by the feed roller pair between a support surface for supporting the medium in an inclined posture in which a downstream side in a transport direction is directed downward and an opposing surface opposing the support surface and stacks the medium, an alignment portion that aligns a downstream end of the medium stacked in the stack portion, and a control unit that controls a distance between the support surface and the opposing surface, in which the stack portion is configured to be capable of changing the distance and the control unit adjusts the distance according to a condition.Type: GrantFiled: November 26, 2019Date of Patent: August 17, 2021Assignee: Seiko Epson CorporationInventors: Kohei Ueno, Nobuyuki Mizushima, Yutaro Harada, Shunpei Yamaguchi
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Publication number: 20210245526Abstract: A recording unit which is provided in a recording system includes a heat roller pair which contacts paper and performs drying of the paper after recording by a line head using heating and a control unit which controls operation of the heat roller pair, in which a heating region of the heat roller pair is divided into a plurality of subdivisions in a width direction which intersects the medium transport direction and the heat roller pair is configured to be capable of modifying a heating state for each subdivision region, and in which the control unit controls the heating state of each of the subdivision regions in the heat roller pair according to conditions when performing drying of the paper using the heat roller pair.Type: ApplicationFiled: April 29, 2021Publication date: August 12, 2021Inventors: Nobuyuki MIZUSHIMA, Kazuyoshi OHASHI, Akinori MUROMACHI, Kohei UENO
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Patent number: 11040551Abstract: A recording unit which is provided in a recording system includes a heat roller pair which contacts paper and performs drying of the paper after recording by a line head using heating and a control unit which controls operation of the heat roller pair, in which a heating region of the heat roller pair is divided into a plurality of subdivisions in a width direction which intersects the medium transport direction and the heat roller pair is configured to be capable of modifying a heating state for each subdivision region, and in which the control unit controls the heating state of each of the subdivision regions in the heat roller pair according to conditions when performing drying of the paper using the heat roller pair.Type: GrantFiled: December 26, 2018Date of Patent: June 22, 2021Assignee: Seiko Epson CorporationInventors: Nobuyuki Mizushima, Kazuyoshi Ohashi, Akinori Muromachi, Kohei Ueno
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Patent number: 11034180Abstract: A stapling apparatus including a holding portion that receives and holds a plurality of mediums, a first matching portion positioned downstream of the holding portion, a paddle that applies sending force to the mediums so that leading edge sides of the mediums reach the first matching portion, a stapler that binds the mediums, the leading edge sides of the mediums having been matched by the first matching portion, a folding mechanism portion that folds the mediums that have been bound by the stapler. In the stapling apparatus, the first matching portion is configured to move and is configured to transport the mediums to a performing position of the stapler and a performing position of the folding mechanism portion by moving, and a position where the paddle applies sending force to the mediums differs according to lengths of the mediums in a transport direction.Type: GrantFiled: November 25, 2019Date of Patent: June 15, 2021Assignee: Seiko Epson CorporationInventors: Kohei Ueno, Nobuyuki Mizushima, Yutaro Harada, Shunpei Yamaguchi
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Publication number: 20210094786Abstract: A medium transporting apparatus includes a mounting portion configured to mount a medium, and a pressing portion configured to switch between a first state for pressing the medium against the mounting portion and a second state for releasing the medium. The pressing portion takes the first state in waiting for the medium to the mounting portion, switches to the second state in response to the sent medium and returns to the first state after the medium is sent to the mounting portion. When the last medium is mounted on the mounting portion, a timing at which the pressing portion returns to the first state from the second state is delayed with respect to the timing of the return therebefore.Type: ApplicationFiled: September 24, 2020Publication date: April 1, 2021Inventors: Nobuyuki MIZUSHIMA, Kazuyoshi OHASHI, Akinori MUROMACHI, Kohei UENO
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Publication number: 20200198369Abstract: A medium drying device includes a heat roller pair that dries a medium recorded and transported by a line head, and a perforation portion that forms a plurality of holes on an area including a recorded area of the medium. The perforation portion includes a plurality of piercing portions configured to pierce the medium, and the piercing portions are provided on an outer peripheral surface of a drying driving roller of the heat roller pair.Type: ApplicationFiled: December 18, 2019Publication date: June 25, 2020Inventors: Yutaro Harada, Kohei Ueno, Nobuyuki Mizushima, Shunpei Yamaguchi