Patents by Inventor Katsumi Yamada

Katsumi Yamada 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: 11255007
    Abstract: There is provided an amorphous alloy thin strip having a chemical composition represented by a chemical formula: FexBySiz (x: 78-83 at %, y: 8-15 at % and z: 6-13 at %) capable of stably attaining a low iron loss even when shaped into a wound core, wherein a generation density of air pockets on a face contacting with a cooling roll is not more than 8 per 1 mm2 and an arithmetic mean height Sa on portions other than the air pockets is not more than 0.3 ?m.
    Type: Grant
    Filed: February 7, 2017
    Date of Patent: February 22, 2022
    Assignee: JFE Steel Corporation
    Inventors: Seiji Okabe, Takeshi Imamura, Katsumi Yamada
  • Publication number: 20220032642
    Abstract: A recording apparatus includes a carriage having a recording head and an ink tank that stores ink to be supplied to the recording head, which are mounted on the carriage, wherein the ink tank has an inlet port provided in an upper part of the ink tank, and a prism provided in a lower part of the ink tank, the recording apparatus includes a sensor located under the carriage and having a light-emitting portion that emits light toward the prism and a light-receiving portion that receives light reflected by the prism, and, when the carriage is located at an ink replenishment position where the ink in the ink tank is replenished via the inlet port, the sensor is disposed at a position hidden by the carriage in plan view of the carriage as viewed from above the carriage.
    Type: Application
    Filed: September 22, 2021
    Publication date: February 3, 2022
    Inventors: Katsunari KUMAGAI, Takayuki YAZAWA, Norihide HASHIMOTO, Katsumi YAMADA
  • Publication number: 20220016909
    Abstract: A medium-discharging device includes: a medium-discharging section that discharges a medium; a medium-receiving tray that receives the medium discharged by the medium-discharging section; a light-emitting section that emits light to the medium-receiving tray; and a control section that controls the light-emitting section, in which the medium-receiving tray is configured to switch between a first state in which the medium-receiving tray is stored in an apparatus main body that includes the medium-discharging section and a second state in which the medium-receiving tray protrudes from the apparatus main body, and the control section controls the light-emitting section in accordance with a state or operation of the medium-receiving tray.
    Type: Application
    Filed: July 13, 2021
    Publication date: January 20, 2022
    Inventors: Kazuo SAITO, Hiroki SHINAGAWA, Satoru ORII, Katsumi YAMADA, Nobuhisa NOMOTO
  • Publication number: 20210397909
    Abstract: A non-transitory computer-readable storage medium storing a program is provided. The program is executed in a personal digital assistant to operate a recording apparatus including a recording unit that performs recording on a medium from the personal digital assistant. The program causes the personal digital assistant to display, on a display of the personal digital assistant, information on a user operation method based on an event that occurred when a medium is to be fed from back of the recording apparatus, the method being to be performed after the event occurred.
    Type: Application
    Filed: June 17, 2021
    Publication date: December 23, 2021
    Inventors: Keisuke SASAKI, Nobuhisa NOMOTO, Katsumi YAMADA
  • Patent number: 11161349
    Abstract: A recording apparatus includes a carriage having a recording head and an ink tank that stores ink to be supplied to the recording head, which are mounted on the carriage, wherein the ink tank has an inlet port provided in an upper part of the ink tank, and a prism provided in a lower part of the ink tank, the recording apparatus includes a sensor located under the carriage and having a light-emitting portion that emits light toward the prism and a light-receiving portion that receives light reflected by the prism, and, when the carriage is located at an ink replenishment position where the ink in the ink tank is replenished via the inlet port, the sensor is disposed at a position hidden by the carriage in plan view of the carriage as viewed from above the carriage.
    Type: Grant
    Filed: May 13, 2020
    Date of Patent: November 2, 2021
    Assignee: Seiko Epson Corporation
    Inventors: Katsunari Kumagai, Takayuki Yazawa, Norihide Hashimoto, Katsumi Yamada
  • Publication number: 20210316562
    Abstract: An apparatus includes a gap adjuster that adjusts a gap in a vertical direction between a recording head and a supporting surface for supporting a medium. The gap adjuster adjusts the gap by engagement of a carriage, a slide member, and a cam member that is provided therebetween and has a stepped portion with an alternate-arrangement structure in a width direction. The gap adjuster includes a coil spring that urges the carriage with respect to the slide member in the direction that is the opposite of the transportation direction. A slide contact member is provided on an end of the coil spring.
    Type: Application
    Filed: April 7, 2021
    Publication date: October 14, 2021
    Inventors: Keita HANAWA, Kensuke TAMAI, Katsumi YAMADA, Tatsuya ITO
  • Patent number: 11136641
    Abstract: High-strength galvannealed steel sheet including any of a) an oxide containing Fe and Mn, b) an oxide containing Fe and Mn and an Fe oxide, c) an oxide containing Fe and Mn and a Mn oxide, d) an oxide containing Fe and Mn, an Fe oxide, and a Mn oxide, and e) an Fe oxide and a Mn oxide is present in a zinc coated layer. The total amount of oxide is 0.01 to 0.100 g/m2; the ratio by mass % of Mn to Fe, e.g., Mn/Fe, contained in the oxide is 0.10 to 10.00; an oxide of at least one selected from Fe and Mn is present in an amount of 60% or more; and an oxide of at least one selected from Fe and Mn is present in a surface layer portion of a steel sheet in an amount of 0.040 g/m2 or less (not including zero).
    Type: Grant
    Filed: December 8, 2016
    Date of Patent: October 5, 2021
    Assignee: JFE STEEL CORPORATION
    Inventors: Satoshi Maeda, Yoichi Makimizu, Yoshitsugu Suzuki, Katsumi Yamada, Yoshiyasu Kawasaki
  • Publication number: 20210207252
    Abstract: There is provided an amorphous alloy thin strip having a chemical composition represented by a chemical formula: FexBySiz (x: 78-83 at %, y: 8-15 at % and z: 6-13 at %) capable of stably attaining a low iron loss even when shaped into a wound core, wherein a generation density of air pockets on a face contacting with a cooling roll is not more than 8 per 1 mm2 and an arithmetic mean height Sa on portions other than the air pockets is not more than 0.3 ?m.
    Type: Application
    Filed: February 7, 2017
    Publication date: July 8, 2021
    Applicant: JFE Steel Corporation
    Inventors: Seiji Okabe, Takeshi Imamura, Katsumi Yamada
  • Publication number: 20210151023
    Abstract: A recording device includes a recording unit configured to record on a medium, a transportation unit configured to transport the medium, a driving member, a plurality of gears configured to transmit a driving force of the driving member, and a sound absorber having an opening and a hollow space in communication with the opening. The sound absorber is located between a side end of the medium being transported by the transportation unit and the plurality of gears.
    Type: Application
    Filed: November 17, 2020
    Publication date: May 20, 2021
    Inventors: Morio IWATA, Kazuhisa TAKEDA, Mafumi KOBAYASHI, Katsumi YAMADA
  • Publication number: 20210139260
    Abstract: A recording apparatus includes a recording head that performs recording; a feeding roller that feeds out a medium that has been set, a transport roller that transports the medium fed out by the feeding roller toward a facing position facing the recording head; an auxiliary roller that is provided between the feeding roller and the transport roller and that assists in the transport of the medium; a motor that generates a driving force; and a drive train that is configured to transmit the driving force of the motor to the auxiliary roller and the transport roller.
    Type: Application
    Filed: November 9, 2020
    Publication date: May 13, 2021
    Inventors: Keisuke SASAKI, Shinji KANEMARU, Katsumi YAMADA
  • Publication number: 20210138804
    Abstract: A recording apparatus including a recording head that performs recording, a feed roller that feeds out a set medium, a transport driving roller that transports the medium, which is fed out by the feed roller, towards an opposing position that opposes the recording head, and an auxiliary roller provided between the feed roller and the transport driving roller, the auxiliary roller assisting transportation of the medium. When the apparatus is seen from a side of the apparatus, the auxiliary roller overlaps the feed roller in a height direction of the apparatus.
    Type: Application
    Filed: November 9, 2020
    Publication date: May 13, 2021
    Inventors: Keisuke SASAKI, Shinji KANEMARU, Katsumi YAMADA
  • Publication number: 20210031533
    Abstract: A recording device includes a recording unit configured to eject a liquid onto a medium to record, a carriage including the recording unit and configured to move in an X direction corresponding to a medium width direction that intersects a Y direction corresponding to a medium transport direction, a liquid reservoir located in the carriage at a position above the recording unit, configured to contain a liquid, and having a fill port through which the liquid is supplied, a fill port unit located in the carriage at a position above the liquid reservoir and including a component for open/close operation of the fill port, and an operation unit through which the device is operated. The fill port unit and the operation unit partly overlap in a device front-rear direction that is parallel to the medium transport direction, when viewed in the X direction.
    Type: Application
    Filed: October 19, 2020
    Publication date: February 4, 2021
    Inventors: Katsumi YAMADA, Kazunori TAKABAYASHI, Morio IWATA, Keisuke SASAKI, Satoshi NAKATA
  • Publication number: 20210029260
    Abstract: A recording apparatus includes a lower unit having a recording section configured to perform recording on a medium, and an upper unit disposed on the lower unit, the upper unit including a reading section configured to read an image of the document, in which the lower unit includes a medium discharge section configured to discharge the medium toward the rear of the apparatus, and a medium receiving section disposed on the apparatus rear side with respect to the medium discharge section, the medium receiving section being configured to receive the medium discharged, and the upper unit is shorter than the lower unit in the apparatus front-rear direction and the upper unit is closer to the apparatus front with respect to the lower unit such that an end portion of the medium receiving section in the medium discharging direction is exposed at the rear of the upper unit.
    Type: Application
    Filed: October 13, 2020
    Publication date: January 28, 2021
    Inventors: Masamitsu Shimazu, Katsumi Yamada
  • Patent number: 10884354
    Abstract: A developer supply device includes a developer container, an adjustment mechanism, and a controller. The developer container is configured to supply developer by rotating. The adjustment mechanism is configured to adjust a rotation angle of the developer container. The controller is configured to control the rotation angle of the developer container by the adjustment mechanism according to a developer remaining amount in the developer container.
    Type: Grant
    Filed: October 21, 2019
    Date of Patent: January 5, 2021
    Assignee: FUJI XEROX CO., LTD.
    Inventors: Daisuke Uchimitsu, Makoto Kanno, Katsumi Yamada, Yoshihisa Nakao, Ryo Fukuno, Tomoyuki Hamachi
  • Patent number: 10850520
    Abstract: A recording device includes a recording unit configured to eject a liquid onto a medium to record, a carriage including the recording unit and configured to move in an X direction corresponding to a medium width direction that intersects a Y direction corresponding to a medium transport direction, a liquid reservoir located in the carriage at a position above the recording unit, configured to contain a liquid, and having a fill port through which the liquid is supplied, a fill port unit located in the carriage at a position above the liquid reservoir and including a component for open/close operation of the fill port, and an operation unit through which the device is operated. The fill port unit and the operation unit partly overlap in a device front-rear direction that is parallel to the medium transport direction, when viewed in the X direction.
    Type: Grant
    Filed: March 21, 2019
    Date of Patent: December 1, 2020
    Assignee: Seiko Epson Corporation
    Inventors: Katsumi Yamada, Kazunori Takabayashi, Morio Iwata, Keisuke Sasaki, Satoshi Nakata
  • Publication number: 20200369055
    Abstract: A recording apparatus includes a recording head, an ink tank that is disposed above the recording head, a carriage on which the recording head and the ink tank are mounted, a scanner unit that is attached to the upper portion of the casing via a pivot shaft so as to pivot with respect to the casing and that reads a document placed on the document table, and a panel unit in which the scanner unit is attached to an end portion disposed on the opposite side to the pivot shaft and is configured to tilt between a first orientation and a second orientation closer to the document table than the first orientation, and by pivoting the scanner unit with respect to the casing to expose the ink tank, ink is injected from the refill container into the ink tank and the remaining amount of liquid is viewed.
    Type: Application
    Filed: May 19, 2020
    Publication date: November 26, 2020
    Inventors: Yoshikazu NAGAI, Yoshiyuki OKAZAWA, Kazunori TAKABAYASHI, Hisayuki AKAHANE, Kensuke TAMAI, Shintaro MIYAMOTO, Katsumi YAMADA
  • Publication number: 20200361220
    Abstract: A recording apparatus includes a carriage having a recording head and an ink tank that stores ink to be supplied to the recording head, which are mounted on the carriage, wherein the ink tank has an inlet port provided in an upper part of the ink tank, and a prism provided in a lower part of the ink tank, the recording apparatus includes a sensor located under the carriage and having a light-emitting portion that emits light toward the prism and a light-receiving portion that receives light reflected by the prism, and, when the carriage is located at an ink replenishment position where the ink in the ink tank is replenished via the inlet port, the sensor is disposed at a position hidden by the carriage in plan view of the carriage as viewed from above the carriage.
    Type: Application
    Filed: May 13, 2020
    Publication date: November 19, 2020
    Inventors: Katsunari KUMAGAI, Takayuki YAZAWA, Norihide HASHIMOTO, Katsumi YAMADA
  • Patent number: 10841442
    Abstract: A recording apparatus includes a lower unit having a recording section configured to perform recording on a medium, and an upper unit disposed on the lower unit, the upper unit including a reading section configured to read an image of the document, in which the lower unit includes a medium discharge section configured to discharge the medium toward the rear of the apparatus, and a medium receiving section disposed on the apparatus rear side with respect to the medium discharge section, the medium receiving section being configured to receive the medium discharged, and the upper unit is shorter than the lower unit in the apparatus front-rear direction and the upper unit is closer to the apparatus front with respect to the lower unit such that an end portion of the medium receiving section in the medium discharging direction is exposed at the rear of the upper unit.
    Type: Grant
    Filed: September 18, 2019
    Date of Patent: November 17, 2020
    Assignee: Seiko Epson Corporation
    Inventors: Masamitsu Shimazu, Katsumi Yamada
  • Publication number: 20200310292
    Abstract: A developer supply device includes a developer container, an adjustment mechanism, and a controller. The developer container is configured to supply developer by rotating. The adjustment mechanism is configured to adjust a rotation angle of the developer container. The controller is configured to control the rotation angle of the developer container by the adjustment mechanism according to a developer remaining amount in the developer container.
    Type: Application
    Filed: October 21, 2019
    Publication date: October 1, 2020
    Applicant: FUJI XEROX CO., LTD.
    Inventors: Daisuke UCHIMITSU, Makoto KANNO, Katsumi YAMADA, Yoshihisa NAKAO, Ryo FUKUNO, Tomoyuki HAMACHI
  • Patent number: 10721367
    Abstract: A recording apparatus including: a lower unit having a recording section; and an upper unit having a document tray and a reading means that reads an image in a document, the upper unit being disposed above the lower unit, wherein the upper unit is configured such that an apparatus depth direction is a main scan direction for reading an image in the document and an apparatus width direction is a sub-scan direction for reading an image in the document, the lower unit includes support sections that stand upward on both ends in the apparatus width direction to support both ends of the upper unit in a long side direction, and the document tray included in the upper unit is made of a rigid member and part of the document tray is located above the support sections.
    Type: Grant
    Filed: December 26, 2018
    Date of Patent: July 21, 2020
    Assignee: Seiko Epson Corporation
    Inventors: Shintaro Miyamoto, Hisayuki Akahane, Katsumi Yamada