Patents by Inventor Kei Sasaki
Kei Sasaki 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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Publication number: 20240327164Abstract: A medium processing apparatus includes a conveying unit, a liquid applier, a crimper, a liquid-applier pivot mechanism and a crimper pivot mechanism. The conveying unit conveys a medium in a conveyance direction. The liquid applier applies liquid to the medium conveyed by the conveying unit. The crimper presses and deforms a plurality of media including the medium to which the liquid is applied by the liquid applier, to bind the plurality of media. The liquid-applier pivot mechanism pivots the liquid applier about a pivot extending in a thickness direction of the medium. The crimper pivot mechanism pivots the crimper about another pivot extending in the thickness direction of the medium.Type: ApplicationFiled: November 18, 2022Publication date: October 3, 2024Applicant: Ricoh Company, Ltd.Inventors: Kei SASAKI, Kanagawa SETO, Keisuke SUGIYAMA
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Publication number: 20240316953Abstract: A medium processing apparatus includes a liquid applier, a post-processing device, a liquid storage unit, a mover, and a liquid supplier. The liquid applier applies liquid to at least one medium. The post-processing device performs a given process on a bundle of media including the at least one medium on which the liquid is applied by the liquid applier. The liquid storage unit stores the liquid to be supplied to the liquid applier. The mover causes the liquid applier to move in a reciprocating direction orthogonal to the conveyance direction. The liquid supplier supplies the liquid from the liquid storage unit to the liquid applier and includes an extensible member having an elastic cylindrical part on at least a part of the liquid supplier. The extensible member extends in the reciprocating direction of the mover.Type: ApplicationFiled: March 14, 2024Publication date: September 26, 2024Applicant: Ricoh Company, Ltd.Inventors: Takashi YAMAMOTO, Keisuke SUGIYAMA, Kei SASAKI, Kazuki SETO, Shohei SAITO, Sachika TAMAKI, Kohta ABE
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Publication number: 20240317533Abstract: A medium processing apparatus includes a liquid applier, a post-processing device, a liquid storage unit, a liquid detector, and circuitry. The liquid applier applies liquid to a part of at least one medium. The post-processing device performs a given process on a bundle of media. The liquid storage unit stores the liquid. The liquid detector detects the liquid in the liquid storage unit. The circuitry is to determine whether to cause the liquid applier to apply the liquid on the at least one medium based on a detection result of the liquid detector, and set a number of times of application of the liquid to be equal to or less than a given number of times of application of the liquid when the liquid detector does not detect the liquid in the liquid storage unit.Type: ApplicationFiled: March 13, 2024Publication date: September 26, 2024Applicant: Ricoh Company, Ltd.Inventors: Jun SAITO, Kensuke FUKUCHI, Naoki KOBAYASHI, Yasushi TSURUOKA, Shohei SAITO, Kei SASAKI, Keisuke SUGIYAMA
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Publication number: 20240317535Abstract: A medium processing apparatus includes the liquid applier, a first liquid storage, a second liquid storage, a liquid flow passage, a liquid leakage detector, and a liquid flow limiter. The liquid applier applies a liquid on a sheet on which a given process is to be performed. The first liquid storage stores liquid to be supplied by the liquid applier. The second liquid storage stores the liquid to be supplied to the first liquid storage. The liquid flow passage connects the first liquid storage and the second liquid storage. The liquid leakage detector detects leakage of the liquid from at least one of the first liquid storage or the second liquid storage. The liquid flow limiter limits a flow of the liquid from at least one of the first liquid storage or the second liquid storage in response to a detection of the leakage by the liquid leakage detector.Type: ApplicationFiled: March 15, 2024Publication date: September 26, 2024Applicant: Ricoh Company, Ltd.Inventors: Yasushi TSURUOKA, Kei SASAKI, Keisuke SUGIYAMA, Shohei SAITO, Jun SAITO, Kensuke FUKUCHI, Naoki KOBAYASHI
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Publication number: 20240317536Abstract: A medium processing apparatus includes a liquid applier, a binder, a mover, first and second rotators. The first rotator rotates the binder between a first inclined posture and a first parallel posture. The second rotator rotates the liquid applier between a second inclined posture and a second parallel posture, and includes a posture change assembly and a collision avoidance assembly. The posture change assembly changes the posture of the liquid applier from the second inclined or parallel posture to the second parallel or inclined posture at a posture changing position. The collision avoidance assembly allows the binder in the first inclined posture to pass a restriction position, and restricts the binder in the first parallel posture from passing through the restriction position. The binder reaches the restriction position before the liquid applier reaches the posture changing position.Type: ApplicationFiled: March 21, 2024Publication date: September 26, 2024Applicant: Ricoh Company, Ltd.Inventors: Kensuke FUKUCHI, Jun SAITO, Yasushi TSURUOKA, Shohei SAITO, Kei SASAKI, Keisuke SUGIYAMA
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Publication number: 20240317537Abstract: A medium processing apparatus includes a liquid applier, a post-processing device, and a controller that is circuitry. The liquid applier applies liquid on at least one medium. The post-processing device performs a combination of various types of post-processes including a liquid application crimp binding and a crimp binding and a various types of bindings including a dual binding, a parallel binding, and an oblique binding, on a bundle of media including the at least one medium for a number of times. The circuitry is to change the number of times of the post-process according to the combination of the various types of the post processes and the various types of bindings, to be performed.Type: ApplicationFiled: March 22, 2024Publication date: September 26, 2024Applicant: Ricoh Company, Ltd.Inventors: Kazuyuki SUZUKI, Keisuke SUGIYAMA, Kei SASAKI, Kazuki SETO
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Publication number: 20240300772Abstract: A medium processing apparatus includes a liquid applier and a post-processing device. The liquid applier includes a liquid application member including a foam containable a liquid to apply the liquid to a liquid application region in a part of at least one medium of a bundle of media. The post-processing device performs a given process on a post-processing region in the part of at least one medium having the liquid application region on which the liquid is applied by the liquid applier. The liquid applier applies the liquid to the liquid application region overlapped with at least a part of the post-processing region.Type: ApplicationFiled: February 22, 2024Publication date: September 12, 2024Applicant: Ricoh Company, Ltd.Inventors: Kohta ABE, Kei SASAKI, Keisuke SUGIYAMA, Kazuki SETO, Shohei SAITO, Sachika TAMAKI, Takashi YAMAMOTO
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Publication number: 20240262650Abstract: A medium processing apparatus includes a conveyor, a liquid applier, and a crimper. The conveyor conveys a medium in a conveyance direction. The liquid applier applies liquid to a liquid application position on the medium conveyed by the conveyor. The crimper presses and deforms the liquid application position on a plurality of media including the medium to bind the plurality of media. The liquid applier includes a liquid application rotator configured to rotate, in contact with the medium conveyed by the conveyor, about a pivot extending in a main scanning direction orthogonal to the conveyance direction of the medium and to a thickness direction of the medium, to apply the liquid to the medium.Type: ApplicationFiled: April 16, 2024Publication date: August 8, 2024Applicant: Ricoh Company, Ltd.Inventors: Junya Suzuki, Kei Sasaki, Kazuki Seto, Kotomi Kameyama
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Patent number: 12054350Abstract: A medium processing device includes a plurality of crimping teeth and circuitry. The plurality of crimping teeth presses and deforms a position on a sheet bundle to bind the sheet bundle. The sheet bundle is a bundle of stacked sheet-shaped media. The plurality of crimping teeth flattens the position pressed and deformed to unbind the sheet bundle. The circuitry causes the plurality of crimping teeth to sandwich the position on the sheet bundle.Type: GrantFiled: March 1, 2023Date of Patent: August 6, 2024Assignee: Ricoh Company, Ltd.Inventors: Hitoshi Ibuka, Kei Sasaki, Kazuki Seto
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Patent number: 12043508Abstract: A medium processing apparatus includes a conveyor, a liquid applier, and a crimper. The conveyor conveys a medium. The liquid applier performs liquid application of applying liquid to a part of the medium conveyed by the conveyor, the medium being at least one medium. The crimper presses and deforms a bundle of media including the medium to which the liquid is applied by the liquid applier, to bind the bundle of media. The liquid applier adjusts an application amount of the liquid in the liquid application according to an environmental condition that is a factor that affects a binding strength with which the bundle of media is bound by pressing and deforming of the crimper.Type: GrantFiled: January 23, 2023Date of Patent: July 23, 2024Assignee: Ricoh Company, Ltd.Inventors: Naoki Oikawa, Kei Sasaki, Kazuki Seto
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Publication number: 20240243109Abstract: A light-emitting device according to an embodiment of the present disclosure includes: a substrate having a first surface and a second surface that are opposed to each other; a plurality of light-emitting elements arranged in an array on the first surface side of the substrate; a partition wall formed above the plurality of light-emitting elements using a metal material and having an opening for each of the plurality of light-emitting elements; and a wavelength conversion layer that is provided in the opening and converts a wavelength of light outputted from the plurality of light-emitting elements.Type: ApplicationFiled: February 18, 2022Publication date: July 18, 2024Applicants: SONY GROUP CORPORATION, SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventors: Toshihiko WATANABE, Hiroyuki KASHIHARA, Toshihiro MIURA, Toshiaki HASEGAWA, Toru SASAKI, Tetsuo MINAMI, Kei KIMURA, Toshio FUJINO
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Patent number: 12005675Abstract: A medium processing apparatus includes a crimper, a liquid applier, a driving source, and a binding load detector. The crimper presses and deforms a part of a medium bundle, which is a plurality of sheet-shaped media bundled, to bind the medium bundle. The liquid applier applies liquid to a position on the media at which binding is to be performed by the crimper. The driving source operates the crimper. The binding load detector detects a load of the crimper during the binding. The liquid applier adjusts an amount of the liquid to be applied to the media in accordance with a magnitude of the load during the binding detected by the binding load detector.Type: GrantFiled: January 31, 2023Date of Patent: June 11, 2024Assignee: Ricoh Company, Ltd.Inventors: Takamasa Matsumoto, Kei Sasaki, Kazuki Seto, Yasushi Tsuruoka
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Patent number: 11987468Abstract: A medium processing apparatus includes a conveyor, a receptacle, a liquid applier, and a crimper. The conveyor conveys a medium. The receptacle holds the medium conveyed by the conveyor. The liquid applier is disposed upstream from the receptacle in a conveyance direction of the medium to apply liquid to a liquid application position on the medium conveyed by the conveyor. The crimper presses and deforms the liquid application position on a plurality of media including the medium held on the receptacle to bind the plurality of media.Type: GrantFiled: January 11, 2023Date of Patent: May 21, 2024Assignee: Ricoh Company, Ltd.Inventors: Junya Suzuki, Kei Sasaki, Kazuki Seto, Kotomi Kameyama
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Patent number: 11981529Abstract: A medium processing apparatus includes a conveyor, a liquid applier, and a crimper. The conveyor conveys a medium. The liquid applier applies liquid to a part of the medium conveyed by the conveyor. The medium is at least one medium. The crimper presses and deforms a bundle of media including the medium to which the liquid is applied by the liquid applier, to bind the bundle of media. The liquid applier includes a liquid application member and a retained liquid amount detector. The liquid application member applies the liquid to a position to be bound by the crimper on the medium. The retained liquid amount detector detects an amount of the liquid retained by the liquid application member.Type: GrantFiled: January 11, 2023Date of Patent: May 14, 2024Assignee: Ricoh Company, Ltd.Inventors: Yasushi Tsuruoka, Kei Sasaki, Kazuki Seto, Takamasa Matsumoto
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Patent number: 11868073Abstract: An image forming apparatus is to supply paper sheets on which images are formed to a post-processing apparatus to pressure-bind binding areas of paper sheets bundled. The image forming apparatus includes a conveyor, an image forming device, and a controller. The conveyor conveys a paper sheet. The image forming device discharges liquid ink to the paper sheet conveyed by the conveyor. The controller repeatedly executes a process of: causing the conveyor to convey the paper sheet to a position facing the image forming device; causing the image forming device to discharge the liquid ink to form an image on the paper sheet; and causing the conveyor to convey the paper sheet on which the image has been formed toward the post-processing apparatus. The controller further causes the image forming device to apply the liquid ink to a binding area of at least one of the paper sheets.Type: GrantFiled: April 8, 2022Date of Patent: January 9, 2024Assignee: RICOH COMPANY, LTD.Inventors: Kei Sasaki, Kazuki Seto
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Publication number: 20230416040Abstract: A medium processing apparatus includes a liquid applier, a post-processing device, and circuitry. The liquid applier includes a liquid application member that applies liquid to a part of a medium, the medium being at least one medium. The post-processing device binds a bundle of media including the medium to which the liquid is applied by the liquid applier. The circuitry changes, according to a binding condition for the post-processing device, at least one of an amount of movement of the liquid application member toward the medium or a contact time during which the liquid application member is in contact with the medium.Type: ApplicationFiled: June 8, 2023Publication date: December 28, 2023Applicant: Ricoh Company, Ltd.Inventors: Kei SASAKI, Kazuki SETO, Kohta ABE
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Publication number: 20230399191Abstract: A medium processing apparatus includes a liquid applier, a post-processing device, and circuitry. The liquid applier applies liquid to a part of a medium, the medium being at least one medium. The post-processing device binds a bundle of media including the medium to which the liquid is applied by the liquid applier. The circuitry controls operations of the liquid applier and the post-processing device. The circuitry causes the liquid applier to apply different amounts of liquid to a plurality of sample areas in the medium.Type: ApplicationFiled: May 24, 2023Publication date: December 14, 2023Applicant: Ricoh Company, Ltd.Inventors: Eiji Akamatsu, Kei Sasaki, Kazuki Seto
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Patent number: 11800030Abstract: A post-processing apparatus includes a tray, a conveyor, a liquid applicator, a crimper, and a mover. The tray holds recording media on each of which an image is formed by an image forming apparatus. The conveyor conveys the recording media toward the tray in a conveyance direction of the recording media. The liquid applicator applies liquid to the recording media held in the tray at a binding position at which the recording media is bound. The crimper presses and deforms the recording media at the binding position to bind the recording media. The mover moves the liquid applicator and the crimper separately along a surface of the recording media held in the tray.Type: GrantFiled: May 23, 2022Date of Patent: October 24, 2023Assignee: RICOH COMPANY, LTD.Inventors: Kazuki Seto, Kei Sasaki
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Publication number: 20230294950Abstract: A medium processing device includes a plurality of crimping teeth and circuitry. The plurality of crimping teeth presses and deforms a position on a sheet bundle to bind the sheet bundle. The sheet bundle is a bundle of stacked sheet-shaped media. The plurality of crimping teeth flattens the position pressed and deformed to unbind the sheet bundle. The circuitry causes the plurality of crimping teeth to sandwich the position on the sheet bundle.Type: ApplicationFiled: March 1, 2023Publication date: September 21, 2023Applicant: Ricoh Company, Ltd.Inventors: Hitoshi Ibuka, Kei Sasaki, Kazuki Seto
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Publication number: 20230283140Abstract: A motor protector according to an embodiment includes a hermetic container, two conducting terminal pins, two fixed contact point support bodies, two fixed contact points, two movable contact points, and a thermal reaction plate. The fixed contact point support body is configured, by bending work on a plate material, to integrally include a conducting terminal pin side region, a fixed contact point side region arranged such that a space region is sandwiched therebetween and provided with a fixed contact point, and a connection region provided across the space region and connecting the conducting terminal pin side region and the fixed contact point side region. The total width dimension of the connection region is set to be smaller than the total width dimension of the space region.Type: ApplicationFiled: September 15, 2020Publication date: September 7, 2023Inventors: Yuuki NAKAMURA, Kei SASAKI