Patents by Inventor Akio Ishimoto

Akio Ishimoto 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: 11364733
    Abstract: An ink ribbon feeding mechanism includes a cartridge mounting section, a first paying out rotor which is inserted into a first paying out core when a cartridge is being mounted in the cartridge mounting section, and a plurality of rotor side engaging portions which are provided on the first paying out rotor and which engage with a plurality of core side engaging portions when the first paying out rotor rotates. The rotor side engaging portion has an butting portion. When the cartridge is being mounted in the cartridge mounting section, the core side engaging portion butts against the butting portion, one or the other of the first paying out core and the first paying out rotor rotates, the rotor side engaging portion is inserted into the core side insertion recessed portion. A plurality of the butting portions are provided in positions different from each other in a cartridge mounting direction.
    Type: Grant
    Filed: May 22, 2020
    Date of Patent: June 21, 2022
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Akio Ishimoto, Taishi Sasaki, Tomoyuki Kubota
  • Patent number: 11338598
    Abstract: Disclosed is a cartridge installed in a tape printing device, the cartridge including: a tape path through which a printing tape introduced from a device-side tape introduction port is fed toward a device-side tape ejection port in a state in which the cartridge is installed in a cartridge installation part; and a tape retention part that retains the printing tape introduced into a tape path in a state in which the cartridge is not installed in the cartridge installation part, wherein, when the cartridge is installed in the cartridge installation part, the tape retention part engages an insertion convex part that protrudes from a bottom surface of the cartridge installation part to cancel retention of the printing tape.
    Type: Grant
    Filed: December 19, 2019
    Date of Patent: May 24, 2022
    Assignee: Seiko Epson Corporation
    Inventors: Akio Ishimoto, Taishi Sasaki
  • Publication number: 20220153035
    Abstract: A cartridge, that can reduce the diameter of a winding core, to be installed in a tape printing device includes: a cartridge case that constitutes an outer shell of the cartridge and accommodates a printing tape, a tape core on which the printing tape is wound, an ink ribbon, and a winding core; a core concave part on the cartridge case and into which a core convex part is inserted from a back side in an installation direction when the cartridge is installed in a cartridge installation part; and a cartridge-side first engagement part and a cartridge-side second engagement part that engage a device-side first engagement part and a device-side second engagement part, respectively, when the core convex part is inserted into the core concave part to change a state of a torque switching mechanism from a second to a first state or from the first to the second state.
    Type: Application
    Filed: March 16, 2020
    Publication date: May 19, 2022
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Taishi SASAKI, Shinsaku KOSUGE, Akio ISHIMOTO
  • Publication number: 20220126595
    Abstract: A ribbon cartridge includes: a winding-side cylinder part that guides an ink ribbon and into which a winding shaft is inserted when the ribbon cartridge is installed in a cartridge installation part; a first ribbon guide that guides the ink ribbon at a position on a downstream side of the winding-side cylinder part in a feeding direction of the ink ribbon; and a second ribbon guide that guides the ink ribbon at a position on the downstream side of the ribbon guide in the feeding direction. The first ribbon guide is on an inner side of the second ribbon cartridge with respect to a guide imaginary line connecting the winding-side cylinder part and the second ribbon guide to each other when seen from a front side of the ribbon cartridge in an installation direction.
    Type: Application
    Filed: January 4, 2022
    Publication date: April 28, 2022
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Akio ISHIMOTO, Taishi SASAKI
  • Publication number: 20220118783
    Abstract: A cartridge is installed in a tape printing device including a cartridge installation part, a printing head that is provided in the cartridge installation part and performs printing on a printing tape, and a device case, the device case having a device-side tape introduction port that introduces the printing tape from an outside to an inside of the device case and a device-side tape ejection port that ejects the printing tape to the outside of the device case. The cartridge includes a tape path through which the printing tape introduced from the device-side tape introduction port is fed toward the device-side tape ejection port in a state in which the cartridge is installed in the cartridge installation part.
    Type: Application
    Filed: December 23, 2019
    Publication date: April 21, 2022
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Akio ISHIMOTO, Taishi SASAKI
  • Publication number: 20220111670
    Abstract: A cartridge to be installed in a tape printing device includes: a cartridge case that forms an outer shell of the cartridge; a substrate attachment part that is provided on the cartridge case; a circuit substrate that is attached to the substrate attachment part, has an electrode that comes in contact with the contact terminal part when the cartridge is installed in the cartridge installation part, and is pressed to a side of an engagement convex part by a pressing force accompanied by an elastic displacement of the contact terminal part; and a convex-part reception part that is provided on a side opposite to a first surface of the circuit substrate on which the electrode is provided and allows reception of the engagement convex part when the cartridge is installed in the cartridge installation part.
    Type: Application
    Filed: December 23, 2019
    Publication date: April 14, 2022
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Akio ISHIMOTO, Taishi SASAKI
  • Patent number: 11298956
    Abstract: A ribbon cartridge includes: a winding-side cylinder part that guides an ink ribbon and into which a winding shaft is inserted when the ribbon cartridge is installed in a cartridge installation part; a first ribbon guide that guides the ink ribbon at a position on a downstream side of the winding-side cylinder part in a feeding direction of the ink ribbon; and a second ribbon guide that guides the ink ribbon at a position on the downstream side of the ribbon guide in the feeding direction. The first ribbon guide is on an inner side of the second ribbon cartridge with respect to a guide imaginary line connecting the winding-side cylinder part and the second ribbon guide to each other when seen from a front side of the ribbon cartridge in an installation direction.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: April 12, 2022
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Akio Ishimoto, Taishi Sasaki
  • Publication number: 20220072881
    Abstract: A cartridge to be installed in a tape printing device includes: a cartridge case having a cartridge-side tape ejection port; a tape path that feeds a printing tape toward the cartridge-side tape ejection port; a platen roller that applies a feeding force to the printing tape; and an electrode part. When seen from a front side in an installation direction of the cartridge, a feeding angle that is an angle formed by a feeding direction of the printing tape at a portion at which the feeding force is applied to the printing tape by the platen roller when the printing tape is fed with respect to a direction in which the electrode part receives a force from a contact terminal part is less than 45°.
    Type: Application
    Filed: December 23, 2019
    Publication date: March 10, 2022
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Akio ISHIMOTO, Taishi SASAKI
  • Patent number: 11241896
    Abstract: A housing case includes a tape roll housing section configured to house a tape roll of a wound tape to be fed to a tape printing device, a tape discharge side removal portion removably provided in a first wall section, the tape discharge side removal portion to be removed to form a tape discharge in the first wall section through which the tape fed from the tape roll is fed, and a cartridge housing section configured to house a ribbon cartridge having an ink ribbon, the ribbon cartridge to be mounted into the tape printing device and being configured to hold the tape fed from the tape roll.
    Type: Grant
    Filed: May 26, 2020
    Date of Patent: February 8, 2022
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Atsushi Yanagisawa, Akio Ishimoto, Mizuki Bizen
  • Publication number: 20220016915
    Abstract: A cartridge that makes it possible to simultaneously set a printing tape and a cartridge in a tape printing device. A cartridge to be installed in a tape printing device includes: a cartridge case; a cartridge-side tape introduction port that introduces a printing tape introduced from a device-side tape introduction port into the cartridge case and a cartridge-side tape ejection port that ejects the printing tape to an outside of the cartridge case toward a device-side tape ejection port in a state in which the cartridge is installed in a cartridge installation part; and a tape retention part that retains the printing tape that is introduced in advance into a tape path between the cartridge-side tape introduction port and the cartridge-side tape ejection port before the cartridge is installed in the cartridge installation part.
    Type: Application
    Filed: December 23, 2019
    Publication date: January 20, 2022
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Akio ISHIMOTO, Taishi SASAKI
  • Publication number: 20220009252
    Abstract: A cartridge reduces a movement amount of a center of gravity of a cartridge accompanied by the progress of the winding of an ink ribbon. The cartridge to be installed in a tape printing device includes a platen roller, a paying-out core on which an ink ribbon is wound, and a winding core that winds up the ink ribbon paid out from the paying-out core. When seen from a rotational axis direction parallel to a rotational axis of the paying-out core and a rotational axis of the winding core, the paying-out core and the winding core are arranged to at least partially overlap an imaginary line that passes through a center of the platen roller and extends in a longitudinal direction of the cartridge.
    Type: Application
    Filed: December 23, 2019
    Publication date: January 13, 2022
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Akio ISHIMOTO, Taishi SASAKI
  • Publication number: 20210291572
    Abstract: A substrate cartridge is attachable, with a ribbon cartridge having an ink ri()bbon, to a cartridge attachment portion of a tape printer for performing printing on a tape and is formed as a separate component from the ribbon cartridge. The substrate cartridge includes: a circuit substrate that stores tape information about one type of tape among multiple types of tape; and a substrate holder holding the circuit substrate.
    Type: Application
    Filed: March 18, 2021
    Publication date: September 23, 2021
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Taishi SASAKI, Akio ISHIMOTO
  • Patent number: 11117406
    Abstract: Disclosed is a tape printing device including a cartridge installation part in which a first cartridge and a second cartridge different in shape when seen from an installation direction are alternatively installable, wherein the cartridge installation part has, when seen from the installation direction, an overlap region in which a first installation region that is an installation region for the first cartridge and a second installation region that is an installation region for the second cartridge overlap each other, and a non-overlap region composed of one of the first installation region and the second installation region.
    Type: Grant
    Filed: December 19, 2019
    Date of Patent: September 14, 2021
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Akio Ishimoto, Taishi Sasaki, Tomoyuki Kubota
  • Publication number: 20210138813
    Abstract: A ribbon cartridge can be properly attached to and detached from a cartridge mounting portion. The ribbon cartridge includes a paying-out core around which an ink ribbon is wound, a cartridge case having a ribbon core accommodating portion accommodating the paying-out core and a winding core, in which the ribbon core accommodating portion is near one side of the cartridge case in a longitudinal direction, and in the cartridge case, a head insertion portion into which a head cover is inserted is on the other side of the cartridge case in the longitudinal direction, which is an opposite side to the one side, and a grip portion for gripping the cartridge case is near the one side when the ribbon cartridge is mounted in the cartridge mounting portion.
    Type: Application
    Filed: March 1, 2019
    Publication date: May 13, 2021
    Applicant: Seiko Epson Corporation
    Inventors: Akio ISHIMOTO, Taishi SASAKI
  • Publication number: 20210114389
    Abstract: A print cartridge mounted in a printing device including a cartridge mounting portion and a substrate connecting portion having an elastic contact portion elastically displaceable in a first direction and in the cartridge mounting portion, and a receiving portion in the cartridge mounting portion and, located along the first direction with respect to the substrate connecting portion, the print cartridge includes cartridge case, a substrate attaching portion in the cartridge case, a circuit substrate attached to the substrate attaching portion, located between the substrate connecting portion and receiving portion, brought into contact with the elastic contact portion, and pressed to the receiving portion side by an elastic force of the elastic contact portion in the first direction when the print cartridge is mounted in the cartridge mounting portion, and a receiving contact portion located between the circuit substrate and the receiving portion and comes into contact with the receiving portion.
    Type: Application
    Filed: March 1, 2019
    Publication date: April 22, 2021
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Taishi SASAKI, Akio ISHIMOTO
  • Publication number: 20210023856
    Abstract: A ribbon cartridge includes: a winding-side cylinder part that guides an ink ribbon and into which a winding shaft is inserted when the ribbon cartridge is installed in a cartridge installation part; a first ribbon guide that guides the ink ribbon at a position on a downstream side of the winding-side cylinder part in a feeding direction of the ink ribbon; and a second ribbon guide that guides the ink ribbon at a position on the downstream side of the ribbon guide in the feeding direction.
    Type: Application
    Filed: March 28, 2019
    Publication date: January 28, 2021
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Akio ISHIMOTO, Taishi SASAKI
  • Publication number: 20210023862
    Abstract: A ribbon cartridge capable of preventing a ribbon cartridge made by another company from being installed by mistake. A ribbon cartridge includes: a paying-out core; a winding core that winds an ink ribbon fed from the paying-out core; and a cartridge case having a ribbon core accommodation part in which the paying-out core and the winding core are rotatably accommodated. In the cartridge case, a first, second and third peripheral wall recessed part are at a peripheral edge part of the ribbon core accommodation part when seen from a front side of the ribbon cartridge in an installation direction, the first, second and third peripheral wall recessed part at a position corresponding to a first, second and third pressing protrusion, respectively, when the ribbon cartridge is installed in a cartridge installation part and an installation-part cover is closed.
    Type: Application
    Filed: March 28, 2019
    Publication date: January 28, 2021
    Applicant: SEIKO EPSON CORPORATION
    Inventors: Taishi SASAKI, Akio ISHIMOTO
  • Patent number: D930070
    Type: Grant
    Filed: December 24, 2019
    Date of Patent: September 7, 2021
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Akio Ishimoto, Taishi Sasaki
  • Patent number: D930071
    Type: Grant
    Filed: December 25, 2019
    Date of Patent: September 7, 2021
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Akio Ishimoto, Taishi Sasaki
  • Patent number: D933744
    Type: Grant
    Filed: December 24, 2019
    Date of Patent: October 19, 2021
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Akio Ishimoto, Taishi Sasaki