Patents by Inventor Nobuo Yatsu

Nobuo Yatsu 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: 10930459
    Abstract: An electromagnetic relay includes a fixed contact part, a movable contact part, an armature, an electromagnet, and a base. The fixed contact part includes a fixed contact. The movable contact part includes a movable contact that faces the fixed contact. The armature is formed of a magnetic material and configured to bring the movable contact into or out of contact with the fixed contact. The electromagnet is configured to generate a magnetic field to move the armature. The base holds the fixed contact part, the movable contact part, and the electromagnet. The electromagnetic relay further includes multiple electrodes configured to generate an electric field between the electrodes.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: February 23, 2021
    Assignee: FUJITSU COMPONENT LIMITED
    Inventors: Ying Li, Masahiro Kaneko, Nobuo Yatsu, Kohei Takahashi, Katsuaki Koshimura, Miki Kitahara
  • Patent number: 10636603
    Abstract: An electromagnetic relay including: an electromagnet; an armature that swings by energization and non-energization of the electromagnet; a first fixed terminal on which a first fixed contact is mounted; a first movable spring on which a first movable contact opposite to the first fixed contact is mounted, and that is fixed to the armature; a second movable spring that moves along with the first movable spring in response to the swinging of the armature; and an elastic member that is mounted on at least one of the first movable spring and the second movable spring, and is disposed between the first movable spring and the second movable spring.
    Type: Grant
    Filed: September 13, 2017
    Date of Patent: April 28, 2020
    Assignee: FUJITSU COMPONENT LIMITED
    Inventors: Kohei Takahashi, Masahiro Kaneko, Nobuo Yatsu, Yayoi Tokuhara, Katsuaki Koshimura, Chuqi Liang, Miki Kitahara
  • Publication number: 20200081582
    Abstract: A touch panel includes first arrays of electrodes, second arrays of electrodes, and an output part where leads extending from triangular end electrodes of the first arrays and the second arrays are connected to an external device. At least one corner electrode of the end electrodes which is located in a corner on one of four sides of the detection part where the output part is located has an area that is less than an area of other end electrodes.
    Type: Application
    Filed: September 4, 2019
    Publication date: March 12, 2020
    Inventors: Nobuo Yatsu, Masahiro Kaneko, Yayoi Tokuhara, Kohei Takahashi, Ying Li, Katsuaki Koshimura, Miki Kitahara
  • Publication number: 20200020497
    Abstract: An assembled member including a press-fit part, a molded part having a hole into which the press-fit part is press-fit, and a lid provided on the press-fit part or the hole so as to form a closed space for holding shavings between the hole and the press-fit part when the press-fit part is press-fit into the hole.
    Type: Application
    Filed: July 11, 2019
    Publication date: January 16, 2020
    Inventors: Ying Li, Masahiro Kaneko, Nobuo Yatsu, Yayoi Tokuhara, Kohei Takahashi, Katsuaki Koshimura, Rie Tsudome, Miki Kitahara
  • Patent number: 10325741
    Abstract: An electromagnetic relay including: a relay body that includes a first terminal; a base that includes a second terminal which contacts the first terminal and supports the relay body; an outer cover that covers the relay body; and an elastic member that is attached between the relay body and the outer cover.
    Type: Grant
    Filed: January 19, 2017
    Date of Patent: June 18, 2019
    Assignee: FUJITSU COMPONENT LIMITED
    Inventors: Chuqi Liang, Masahiro Kaneko, Nobuo Yatsu, Yayoi Tokuhara, Kohei Takahashi, Katsuaki Koshimura
  • Publication number: 20190103240
    Abstract: An electromagnetic relay includes a fixed contact part, a movable contact part, an armature, an electromagnet, and a base. The fixed contact part includes a fixed contact. The movable contact part includes a movable contact that faces the fixed contact. The armature is formed of a magnetic material and configured to bring the movable contact into or out of contact with the fixed contact. The electromagnet is configured to generate a magnetic field to move the armature. The base holds the fixed contact part, the movable contact part, and the electromagnet. The electromagnetic relay further includes multiple electrodes configured to generate an electric field between the electrodes.
    Type: Application
    Filed: September 27, 2018
    Publication date: April 4, 2019
    Inventors: Ying Li, Masahiro Kaneko, Nobuo Yatsu, Kohei Takahashi, Katsuaki Koshimura, Miki Kitahara
  • Patent number: 10232646
    Abstract: A printer including: a platen roller; a housing that holds the platen roller; and a print head that is mounted on the housing and performs printing on a sheet; wherein the platen roller includes a columnar straight part, and a first taper part that is formed on both ends of the straight part and has a diameter which changes towards an outside from the straight part along an axial direction.
    Type: Grant
    Filed: May 3, 2017
    Date of Patent: March 19, 2019
    Assignee: FUJITSU COMPONENT LIMITED
    Inventors: Yayoi Tokuhara, Masahiro Kaneko, Nobuo Yatsu, Miki Kitahara, Kohei Takahashi, Katsuaki Koshimura, Chuqi Liang
  • Publication number: 20190057823
    Abstract: A key switch includes a key top; a pair of links that support the key top such that the key top is capable of being elevated and lowered; and a switch that opens and closes a contact point with respect to an elevating operation of the key top, wherein each of the links includes two arms, a connection portion that connects the two arms, two first shafts respectively formed at outer portions of the two arms, and two second shafts respectively formed at inner portions of the two arms, and wherein the key top includes at least four first support portions each being provided with a first guide groove in which the respective first shaft is slidable, and at least four second support portions each being provided with a second guide groove in which the respective second shaft is slidable.
    Type: Application
    Filed: October 23, 2018
    Publication date: February 21, 2019
    Inventors: Katsuaki Koshimura, Masahiro Kaneko, Nobuo Yatsu, Miki Kitahara, Kohei Takahashi, Chuqi Liang
  • Publication number: 20190036250
    Abstract: An electromagnetic relay unit includes an electromagnetic relay; a socket that connects the electromagnetic relay to a mount board; a first terminal provided at the electromagnetic relay and including a first plate portion; and a second terminal provided at the socket to be connectable with the first terminal, and including a second plate portion, the first plate portion and the second plate portion being provided to face with each other when the electromagnetic relay and the socket are connected with each other, at least one of the first plate portion and the second plate portion including a projection that contacts the other of the first plate portion and the second plate portion.
    Type: Application
    Filed: July 20, 2018
    Publication date: January 31, 2019
    Inventors: Kohei Takahashi, Masahiro Kaneko, Miki Kitahara, Nobuo Yatsu, Ying Li, Katsuaki Koshimura
  • Patent number: 10141134
    Abstract: A key switch includes a key top; a pair of links that support the key top such that the key top is capable of being elevated and lowered; and a switch that opens and closes a contact point with respect to an elevating operation of the key top, wherein each of the links includes two arms, a connection portion that connects the two arms, two first shafts respectively formed at outer portions of the two arms, and two second shafts respectively formed at inner portions of the two arms, and wherein the key top includes at least four first support portions each being provided with a first guide groove in which the respective first shaft is slidable, and at least four second support portions each being provided with a second guide groove in which the respective second shaft is slidable.
    Type: Grant
    Filed: June 28, 2017
    Date of Patent: November 27, 2018
    Assignee: FUJITSU COMPONENT LIMITED
    Inventors: Katsuaki Koshimura, Masahiro Kaneko, Nobuo Yatsu, Miki Kitahara, Kohei Takahashi, Chuqi Liang
  • Publication number: 20180286616
    Abstract: An electromagnetic relay includes an electromagnet, an armature configured to be attracted and moved by the electromagnet, and a contact. The contact includes a fixed contact, a movable contact that is brought into contact with and moved away from the fixed contact by the movement of the armature, and a porous part that is formed of a porous metal.
    Type: Application
    Filed: March 22, 2018
    Publication date: October 4, 2018
    Inventors: Nobuo Yatsu, Masahiro Kaneko, Miki Kitahara, Kohei Takahashi, Ying Li, Katsuaki Koshimura, Chuqi Liang
  • Publication number: 20180114658
    Abstract: An electromagnetic relay including: an electromagnet; an armature that swings by energization and non-energization of the electromagnet; a first fixed terminal on which a first fixed contact is mounted; a first movable spring on which a first movable contact opposite to the first fixed contact is mounted, and that is fixed to the armature; a second movable spring that moves along with the first movable spring in response to the swinging of the armature; and an elastic member that is mounted on at least one of the first movable spring and the second movable spring, and is disposed between the first movable spring and the second movable spring.
    Type: Application
    Filed: September 13, 2017
    Publication date: April 26, 2018
    Applicant: FUJITSU COMPONENT LIMITED
    Inventors: Kohei TAKAHASHI, Masahiro Kaneko, Nobuo Yatsu, Yayoi Tokuhara, Katsuaki Koshimura, Chuqi Liang, Miki Kitahara
  • Patent number: 9952714
    Abstract: A touch panel device including: a first substrate having a plurality of first patterns which are electrically separated from each other; a second substrate having a plurality of second patterns which are arranged opposite to the first patterns and electrically separated from each other; and a controller that is in a pause state until one of the first patterns contacts one of the second patterns, and begins detection of an input position when one of the first patterns contacts one of the second patterns.
    Type: Grant
    Filed: April 18, 2016
    Date of Patent: April 24, 2018
    Assignee: FUJITSU COMPONENT LIMITED
    Inventors: Nobuo Yatsu, Masahiro Kaneko, Yayoi Tokuhara, Kohei Takahashi, Katsuaki Koshimura, Chuqi Liang, Miki Kitahara, Kiwa Imai
  • Publication number: 20180090287
    Abstract: A key switch includes a key top; a pair of links that support the key top such that the key top is capable of being elevated and lowered; and a switch that opens and closes a contact point with respect to an elevating operation of the key top, wherein each of the links includes two arms, a connection portion that connects the two arms, two first shafts respectively formed at outer portions of the two arms, and two second shafts respectively formed at inner portions of the two arms, and wherein the key top includes at least four first support portions each being provided with a first guide groove in which the respective first shaft is slidable, and at least four second support portions each being provided with a second guide groove in which the respective second shaft is slidable.
    Type: Application
    Filed: June 28, 2017
    Publication date: March 29, 2018
    Inventors: Katsuaki Koshimura, Masahiro Kaneko, Nobuo Yatsu, Miki Kitahara, Kohei Takahashi, Chuqi Liang
  • Patent number: 9878563
    Abstract: A printer includes a print head, a platen roller, a frame, a release lever, and a spring. The print head performs printing on recording paper. The platen roller conveys the recording paper held between the platen roller and the print head. The print head and the platen roller are placed on the frame. The frame includes a side plate in which a frame groove is formed. The release lever moves relative to the frame. The spring is provided between the frame and the print head to urge the print head toward the platen roller. The platen roller is placed on the frame while being held between the frame groove and the release lever. The release lever moves to unblock the frame groove.
    Type: Grant
    Filed: July 6, 2015
    Date of Patent: January 30, 2018
    Assignee: FUJITSU COMPONENT LIMITED
    Inventors: Kohei Takahashi, Masahiro Kaneko, Nobuo Yatsu, Takuya Uchiyama, Yayoi Tokuhara, Ying Li, Katsuaki Koshimura, Chuqi Liang, Miki Kitahara
  • Publication number: 20180009242
    Abstract: A printer including: a platen roller; a housing that holds the platen roller; and a print head that is mounted on the housing and performs printing on a sheet; wherein the platen roller includes a columnar straight part, and a first taper part that is formed on both ends of the straight part and has a diameter which changes towards an outside from the straight part along an axial direction.
    Type: Application
    Filed: May 3, 2017
    Publication date: January 11, 2018
    Applicant: FUJITSU COMPONENT LIMITED
    Inventors: YAYOI TOKUHARA, MASAHIRO KANEKO, NOBUO YATSU, MIKI KITAHARA, KOHEI TAKAHASHI, KATSUAKI KOSHIMURA, CHUQI LIANG
  • Publication number: 20170344070
    Abstract: A touch panel unit attachable to an information terminal includes a bezel cover and a first touch panel disposed in the bezel cover. The touch panel unit is configured to be attached to the information terminal such that the first touch panel is positioned over a second touch panel of the information terminal. The first touch panel and the second touch panel employ different touch position detection techniques.
    Type: Application
    Filed: December 2, 2015
    Publication date: November 30, 2017
    Inventors: Yayoi TOKUHARA, Masahiro KANEKO, Nobuo YATSU, Kohei TAKAHASHI, Ying LI, Katsuaki KOSHIMURA, Chuqi LIANG, Miki KITAHARA
  • Patent number: 9782984
    Abstract: A printer includes a platen roller, a first pulley connected to the shaft of the platen roller, a motor, a second pulley connected to the shaft of the motor, and a belt wrapped around the first pulley and the second pulley. At least one of the first pulley and the second pulley has a variable diameter.
    Type: Grant
    Filed: May 27, 2016
    Date of Patent: October 10, 2017
    Assignee: FUJITSU COMPONENT LIMITED
    Inventors: Katsuaki Koshimura, Masahiro Kaneko, Nobuo Yatsu, Yayoi Tokuhara, Kohei Takahashi, Chuqi Liang, Miki Kitahara, Kiwa Imai
  • Publication number: 20170229270
    Abstract: An electromagnetic relay including: a relay body that includes a first terminal; a base that includes a second terminal which contacts the first terminal and supports the relay body; an outer cover that covers the relay body; and an elastic member that is attached between the relay body and the outer cover.
    Type: Application
    Filed: January 19, 2017
    Publication date: August 10, 2017
    Applicant: FUJITSU COMPONENT LIMITED
    Inventors: Chuqi LIANG, Masahiro KANEKO, Nobuo YATSU, Yayoi TOKUHARA, Kohei TAKAHASHI, Katsuaki KOSHIMURA
  • Publication number: 20170144456
    Abstract: A printer includes a print head, a platen roller, a frame, a release lever, and a spring. The print head performs printing on recording paper. The platen roller conveys the recording paper held between the platen roller and the print head. The print head and the platen roller are placed on the frame. The frame includes a side plate in which a frame groove is formed. The release lever moves relative to the frame. The spring is provided between the frame and the print head to urge the print head toward the platen roller. The platen roller is placed on the frame while being held between the frame groove and the release lever. The release lever moves to unblock the frame groove.
    Type: Application
    Filed: July 6, 2015
    Publication date: May 25, 2017
    Inventors: Kohei TAKAHASHI, Masahiro KANEKO, Nobuo YATSU, Takuya UCHIYAMA, Yayoi TOKUHARA, Ying LI, Katsuaki KOSHIMURA, Chuqi LIANG, Miki KITAHARA