Patents by Inventor Atsushi Nakazawa

Atsushi Nakazawa 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: 11953858
    Abstract: A watch includes crystal, a dial including a marking, a pointer including a luminous body, and a light-transmissive member disposed between the crystal and the dial, the light-transmissive member including a first face facing the crystal and a second face facing the dial, in which the first face is provided with a first luminous member and a second luminous member, and the second face is provided with a third luminous member and a fourth luminous member.
    Type: Grant
    Filed: January 20, 2021
    Date of Patent: April 9, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Toshinori Nakazawa, Tetsuya Miyake, Atsushi Kobayashi
  • Publication number: 20240103263
    Abstract: An optical scanning device includes a standing plate part which has an inclined groove and a through hole at positions above a vertical cavity surface emitting laser (VCSEL) and a micro electro mechanical systems (MEMS) optical deflector, and which is fixed to a substrate. A plate-shaped mirror and a rotary mirror have one end portions thereof in the Y-axis direction supported by the inclined groove and the through hole, respectively. The through hole has the shape of a rotating body having an axis in the Y-axis direction as the centerline thereof.
    Type: Application
    Filed: January 24, 2022
    Publication date: March 28, 2024
    Applicant: STANLEY ELECTRIC CO., LTD.
    Inventors: Makoto SAKURAI, Yoshifumi TAKAO, Katsunori NAKAZAWA, Naoya MATSUMARU, Atsushi YAMAMOTO, Nazirul Afham IDRIS
  • Patent number: 11936829
    Abstract: An illuminating device, an image reading device, and an image forming apparatus. The illuminating device includes a plurality of first light sources arrayed on a circuit board, the first light sources having a plurality of first light emitting surfaces through which light is emitted, and a second light source disposed on an upstream side of the first light sources in an irradiation direction of the light. In the illuminating device, the second light source has a second light emitting surface through which light is emitted, and the second light source has a directivity angle different from a directivity angle of each one of the first light sources. The image reading device includes the illuminating device, and an imaging device to receive the light reflected by a document to capture an image of the document.
    Type: Grant
    Filed: March 22, 2021
    Date of Patent: March 19, 2024
    Assignee: Ricoh Company, Ltd.
    Inventors: Atsushi Sugai, Masamoto Nakazawa, Masahiro Itoh
  • Patent number: 11919295
    Abstract: A medium processing apparatus includes an intermediate stacker on which media recorded by a recording apparatus are stacked, the recording apparatus including a liquid ejection head which performs recording by ejecting liquid to media and a maintenance apparatus which performs maintenance of the liquid ejection head, and a processor which executes a process on the media received by the intermediate stacker. The medium processing apparatus executes the process after a medium which is last recorded before the maintenance is stacked on the intermediate stacker.
    Type: Grant
    Filed: October 10, 2022
    Date of Patent: March 5, 2024
    Assignee: Seiko Epson Corporation
    Inventor: Atsushi Nakazawa
  • Patent number: 11827472
    Abstract: A medium aligning apparatus includes a load tray including a load surface on which a medium discharged from a discharge member that discharges a medium is loaded, a first aligning surface that aligns a plurality of mediums loaded on the load tray by positioning rear ends of the mediums, and a second aligning surface that aligns the mediums by positioning the rear ends of the mediums loaded on the load tray. In the medium aligning apparatus, the first aligning surface and the second aligning surface are switchable, and an angle formed between a wall surface in the discharge tray that receives the mediums discharged from the load tray, the wall surface having the rear ends of the mediums come in contact therewith, and the second aligning surface is smaller than an angle formed between the wall surface and the first aligning surface.
    Type: Grant
    Filed: July 15, 2022
    Date of Patent: November 28, 2023
    Assignee: Seiko Epson Corporation
    Inventor: Atsushi Nakazawa
  • Publication number: 20230318146
    Abstract: Provided is a nonaqueous electrolyte secondary battery separator which is excellent in withstand voltage property, in conformability to external force, and in liquid retention property. The nonaqueous electrolyte secondary battery separator includes: a porous film containing a polyolefin-based resin as a main component; and a porous layer containing a resin and formed on one surface or both surfaces of the porous film, the porous layer having an air permeability of not more than 500 sec/100 mL in terms of Gurley values and having an open area ratio of not more than 2%.
    Type: Application
    Filed: March 28, 2023
    Publication date: October 5, 2023
    Inventors: Takahiro MATSUO, Kensaku HORIE, Atsushi NAKAZAWA, Ryutaro SHIBA
  • Publication number: 20230278818
    Abstract: A direction orthogonal to an attachment/detachment direction is defined as a first direction and a direction orthogonal to the attachment/detachment direction and to the first direction is defined as a second direction. A sheet feeding cassette includes a contact portion that comes into contact with a roller separation mechanism unit, the contact portion including a first inclined surface inclined to extend along a straight line including a component in the attachment/detachment direction and a component in the first direction. The roller separation mechanism unit includes a contacted portion that comes into contact with the contact portion, the contacted portion including a second inclined surface inclined to extend along a straight line including a component in the attachment/detachment direction and a component in the second direction.
    Type: Application
    Filed: March 7, 2023
    Publication date: September 7, 2023
    Inventors: Ryoichi MORISAWA, Atsushi NAKAZAWA
  • Patent number: 11603929
    Abstract: In a surface of a wire, a first side surface forming an outer circumferential surface in a piston ring includes a tapered surface and a protruding surface, the protruding surface is divided into a first part and a second part by a first virtual surface extending from the tapered surface, and the first part includes a top and is formed in a protruding shape.
    Type: Grant
    Filed: December 17, 2020
    Date of Patent: March 14, 2023
    Assignee: TPR Co., Ltd.
    Inventors: Atsushi Nakazawa, Satoshi Minemura, Masahide Hama
  • Patent number: 11597622
    Abstract: A medium discharging apparatus includes a first tray in which a medium is received and placed, a second tray in which the medium discharged from the first tray is received, a discharging mechanism, a curl suppressing member, a link mechanism, a movement mechanism and a cam mechanism. The discharging mechanism discharges the medium from the first tray toward the second tray. The curl suppressing member suppresses curling of the medium discharged from the first tray to the second tray by the discharging mechanism. The curl suppressing member is provided in the link mechanism. The movement mechanism is configured to move the link mechanism and the curl suppressing member in both the discharge direction and a return direction opposite to the discharge direction. The cam mechanism guides movement of the link mechanism.
    Type: Grant
    Filed: May 23, 2022
    Date of Patent: March 7, 2023
    Assignee: Seiko Epson Corporation
    Inventor: Atsushi Nakazawa
  • Publication number: 20230057313
    Abstract: A medium processing apparatus includes an intermediate stacker on which media recorded by a recording apparatus are stacked, the recording apparatus including a liquid ejection head which performs recording by ejecting liquid to media and a maintenance apparatus which performs maintenance of the liquid ejection head, and a processor which executes a process on the media received by the intermediate stacker. The medium processing apparatus executes the process after a medium which is last recorded before the maintenance is stacked on the intermediate stacker.
    Type: Application
    Filed: October 10, 2022
    Publication date: February 23, 2023
    Inventor: Atsushi NAKAZAWA
  • Patent number: 11577926
    Abstract: A sheet processing apparatus includes: a processing tray section having a sheet mounting surface on which a transported sheet is mounted and a processing section that performs processing on the sheet; a side edge alignment section that is provided on the processing tray section and aligns a side edge of the sheet; a lower support section that is provided downstream of the processing tray section in a transport direction of the sheet and supports the sheet from below; and a discharge tray located below the lower support section. The side edge alignment section performs a shift operation of shifting the sheet in a shift direction orthogonal to the transport direction of the sheet. The lower support section moves in the shift direction in conjunction with a movement of the sheet in a state of supporting the sheet from below during the shift operation by the side edge alignment section.
    Type: Grant
    Filed: June 18, 2020
    Date of Patent: February 14, 2023
    Assignee: Seiko Epson Corporation
    Inventors: Tsuyoshi Furumido, Kenji Uchibori, Atsushi Nakazawa, Akinobu Nakahata
  • Patent number: 11498347
    Abstract: A medium processing apparatus includes an intermediate stacker on which media recorded by a recording apparatus are stacked, the recording apparatus including a liquid ejection head which performs recording by ejecting liquid to media and a maintenance apparatus which performs maintenance of the liquid ejection head, and a processor which executes a process on the media received by the intermediate stacker. The medium processing apparatus executes the process after a medium which is last recorded before the maintenance is stacked on the intermediate stacker.
    Type: Grant
    Filed: February 3, 2020
    Date of Patent: November 15, 2022
    Assignee: Seiko Epson Corporation
    Inventor: Atsushi Nakazawa
  • Patent number: 11498793
    Abstract: A medium transport device includes a lower guide member, a processing tray, a feeding section, and a notch. The lower guide member supports a medium transported and guides the medium toward the processing tray. The processing tray includes an alignment member, and a plurality of media are stacked in the processing tray. The feeding section includes a paddle member having a rotation center between the processing tray and the lower guide member such that a rotation locus of a distal end intersects the lower guide member, and the feeding section is configured to feed the medium toward the alignment member. The lower guide member has a notch, and an upstream end of the notch in the transport direction is formed at a position inside the rotation locus in the lower guide member.
    Type: Grant
    Filed: October 5, 2020
    Date of Patent: November 15, 2022
    Assignee: Seiko Epson Corporation
    Inventors: Tsuyoshi Furumido, Atsushi Nakazawa, Akinobu Nakahata
  • Publication number: 20220348429
    Abstract: A medium aligning apparatus includes a load tray including a load surface on which a medium discharged from a discharge member that discharges a medium is loaded, a first aligning surface that aligns a plurality of mediums loaded on the load tray by positioning rear ends of the mediums, and a second aligning surface that aligns the mediums by positioning the rear ends of the mediums loaded on the load tray. In the medium aligning apparatus, the first aligning surface and the second aligning surface are switchable, and an angle formed between a wall surface in the discharge tray that receives the mediums discharged from the load tray, the wall surface having the rear ends of the mediums come in contact therewith, and the second aligning surface is smaller than an angle formed between the wall surface and the first aligning surface.
    Type: Application
    Filed: July 15, 2022
    Publication date: November 3, 2022
    Inventor: Atsushi NAKAZAWA
  • Patent number: 11447349
    Abstract: A medium aligning apparatus includes a load tray including a load surface on which a medium discharged from a discharge member that discharges a medium is loaded, a first aligning surface that aligns a plurality of mediums loaded on the load tray by positioning rear ends of the mediums, and a second aligning surface that aligns the mediums by positioning the rear ends of the mediums loaded on the load tray. In the medium aligning apparatus, the first aligning surface and the second aligning surface are switchable, and an angle formed between a wall surface in the discharge tray that receives the mediums discharged from the load tray, the wall surface having the rear ends of the mediums come in contact therewith, and the second aligning surface is smaller than an angle formed between the wall surface and the first aligning surface.
    Type: Grant
    Filed: June 8, 2020
    Date of Patent: September 20, 2022
    Assignee: Seiko Epson Corporation
    Inventor: Atsushi Nakazawa
  • Publication number: 20220274800
    Abstract: A medium discharging apparatus includes a first tray in which a medium is received and placed, a second tray in which the medium discharged from the first tray is received, a discharging mechanism, a curl suppressing member, a link mechanism, a movement mechanism and a cam mechanism. The discharging mechanism discharges the medium from the first tray toward the second tray. The curl suppressing member suppresses curling of the medium discharged from the first tray to the second tray by the discharging mechanism. The curl suppressing member is provided in the link mechanism. The movement mechanism is configured to move the link mechanism and the curl suppressing member in both the discharge direction and a return direction opposite to the discharge direction. The cam mechanism guides movement of the link mechanism.
    Type: Application
    Filed: May 23, 2022
    Publication date: September 1, 2022
    Inventor: Atsushi NAKAZAWA
  • Patent number: 11358821
    Abstract: A medium discharging apparatus includes a first tray in which a medium is received and placed, a second tray in which a medium discharged from the first tray is received, a discharging mechanism that discharges the medium from the first tray toward the second tray, and a first curl suppressing member that is located above a rear end region of the medium in the discharge direction and that moves so as to follow movement of the rear end region while maintaining an attitude of the medium until the medium placed on the first tray is discharged from the first tray to the second tray by the discharging mechanism and placed on the second tray.
    Type: Grant
    Filed: September 26, 2019
    Date of Patent: June 14, 2022
    Assignee: Seiko Epson Corporation
    Inventor: Atsushi Nakazawa
  • Patent number: 11345560
    Abstract: A sheet discharging device includes: a pair of medium supporting portions that have support surfaces that support the medium, and support the transported medium by the support surfaces; a stacking portion which is provided vertically below the pair of medium supporting portions and on which the medium dropped from the pair of medium supporting portions is stacked; and a standing wall that aligns the medium by contacting a rear end of the medium in the transport direction supported by the pair of medium supporting portions, and the standing wall includes: a center contacting wall that is provided at a center in the width direction and contacts the rear end of the medium; and recess portions that are provided on both sides of the center contacting wall in the width direction and are recessed in a direction away from the support surfaces.
    Type: Grant
    Filed: September 30, 2020
    Date of Patent: May 31, 2022
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Katsuyuki Kondo, Chiaki Shimada, Tsuyoshi Furumido, Atsushi Nakazawa
  • Publication number: 20220145990
    Abstract: In a surface of a wire, a first side surface forming an outer circumferential surface in a piston ring includes a tapered surface and a protruding surface, the protruding surface is divided into a first part and a second part by a first virtual surface extending from the tapered surface, and the first part includes a top and is formed in a protruding shape.
    Type: Application
    Filed: December 17, 2020
    Publication date: May 12, 2022
    Inventors: Atsushi Nakazawa, Satoshi Minemura, Masahide Hama
  • Patent number: 11239529
    Abstract: A desired drying capability is achieved while damage to a film is prevented. A film production method is arranged such that: a production process including a drying step is operated by setting a drying condition, under which to carry out the drying step, for each of at least two periods, the two periods being a first period and a second period later than the first period; the drying condition is changed in at least a part of the first period so as to be enhanced with time; and the drying condition is maintained in the second period so as to be substantially fixed.
    Type: Grant
    Filed: October 11, 2019
    Date of Patent: February 1, 2022
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Akihiko Shin, Yuji Takaoka, Atsushi Nakazawa, Hideyuki Sasaki