Patents by Inventor Yoshiyuki Tanaka

Yoshiyuki Tanaka 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).

  • Publication number: 20180059344
    Abstract: A surface light emitting semiconductor laser element, comprises a substrate, a lower reflector including a semiconductor multi-layer disposed on the substrate, an active layer disposed on the lower reflector, an upper reflector including a semiconductor multi-layer disposed on the active layer, a compound semiconductor layer having a first opening for exposing the upper reflector and extending over the upper reflector, and a metal film having a second opening for exposing the upper reflector disposed inside of the first opening and extending over the compound semiconductor layer, wherein the metal film and the compound semiconductor layer constitute a complex refractive index distribution structure where a complex refractive index is changed from the center of the second opening towards the outside. A method of emitting laser light in a single-peak transverse mode is also provided.
    Type: Application
    Filed: November 3, 2017
    Publication date: March 1, 2018
    Inventors: Yoshiaki Watanabe, Hironobu Narui, Yuichi Kuromizu, Yoshinori Yamauchi, Yoshiyuki Tanaka
  • Patent number: 9893342
    Abstract: An electricity storage module in which a plurality of battery cells are electrically connected via conductive members, wherein: each of the conductive members has a pair of electrode connecting parts that are welded to respective electrode terminals of a pair of adjacent battery cells, a base part that is connected to the pair of electrode connecting parts via a pair of elastically deformable parts, and a voltage detecting terminal that is connected to the base part and detects a terminal voltage of a battery cell.
    Type: Grant
    Filed: July 17, 2014
    Date of Patent: February 13, 2018
    Assignees: HITACHI AUTOMOTIVE SYSTEMS, LTD., NISSAN MOTOR CO., LTD.
    Inventors: Eisuke Sengoku, Hiroshi Hoshi, Takeshi Haga, Shigeyuki Kiyota, Yoshiyuki Tanaka, Toyoki Iguchi, Hiroaki Saitou, Masayoshi Saeki
  • Patent number: 9893333
    Abstract: Provided are a battery block and a secondary battery module capable of holding a plurality of battery cells stably and so reducing a load applied to a welding part of a conductive member that is connected to an electrode by welding or the like. The battery block includes a lower holding frame and a middle holding frame, one of which includes two protrusions that are in contact with an outer peripheral face of each battery cell and the other includes a pressing part that presses the outer peripheral face of the battery cell inwardly in the radial direction. Then, one of an upper holding frame and the middle holding frame includes two protrusions that are in contact with an outer peripheral face of each battery cell and the other includes a pressing part that presses the outer peripheral face of the battery cell inwardly in the radial direction.
    Type: Grant
    Filed: April 10, 2013
    Date of Patent: February 13, 2018
    Assignees: HITACHI AUTOMOTIVE SYSTEMS, LTD., NISSAN MOTOR CO., LTD.
    Inventors: Hiroshi Hoshi, Tsunemi Aiba, Naoki Kojima, Chikara Kikkawa, Toshiyuki Yoshida, Shigeyuki Kiyota, Yoshiyuki Tanaka, Toyoki Iguchi, Hiroaki Saitou
  • Patent number: 9834001
    Abstract: There is provided a recording apparatus including a recording head that can eject an ink onto a sheet, a transport unit that transports the sheet to the recording head, a housing that contains the recording head and the transport unit, a case that is arranged on an outer surface of the housing so that the bottom portion thereof is positioned higher than a bottom surface of the housing, and that serves as a holder which holds an ink container containing an ink, and a supply unit that supplies the ink from the ink container to the recording head.
    Type: Grant
    Filed: May 27, 2015
    Date of Patent: December 5, 2017
    Assignee: Seiko Epson Corporation
    Inventors: Yoshiyuki Tanaka, Takaichi Wada, Tetsuya Takamoto, Katsumi Okamoto, Yasuhiro Matsuo, Isao Momose, Yoshisada Aoki, Tomohiro Yasufuku
  • Patent number: 9821667
    Abstract: A battery control system connected to a battery, which controls charge/discharge at the battery, includes: a current detection unit that measures a current value by detecting a charge/discharge current flowing through the battery; a voltage detection unit that detects a voltage at the battery; a temperature detection unit that detects a temperature at the battery; an effective current value calculation unit that calculates, based upon the current value measured by the current detection unit, an effective current value in a predetermined time window; a time ratio calculation unit that determines a time ratio indicating a ratio of a length of time over which the effective current value has been in excess of a predetermined allowable value during a predetermined specified time period; and a charge/discharge restriction unit that restricts the charge/discharge current based upon the time ratio determined by the time ratio calculation unit.
    Type: Grant
    Filed: July 25, 2014
    Date of Patent: November 21, 2017
    Assignees: HITACHI AUTOMOTIVE SYSTEMS, LTD., NISSAN MOTOR CO., LTD.
    Inventors: Hiroshi Morikawa, Yoshinori Aoshima, Masayuki Takada, Kenichiro Tsuru, Shigeyuki Kiyota, Yoshiyuki Tanaka, Toyoki Iguchi, Hiroaki Hashimoto, Yasuyuki Takahashi
  • Patent number: 9821559
    Abstract: A recording apparatus includes an opening section 30 which is formed on an outside surface of a housing 25 and through which a sheet cassette 29 is inserted, ink containers 17a and 17b that store ink, cases 18 that are disposed on outside surfaces on both sides adjacent to an outside surface on which the opening section 30 of the housing 25 is formed and holds the ink containers 17a and 17b, and a tube that supplies the ink from ink containers 17a and 17b to the inside of the housing 25, in which sizes of the cases 18 on both sides are different from each other.
    Type: Grant
    Filed: October 19, 2016
    Date of Patent: November 21, 2017
    Assignee: Seiko Epson Corporation
    Inventor: Yoshiyuki Tanaka
  • Publication number: 20170291423
    Abstract: There is provided a plug member that is detachably mounted to a liquid inlet to close the liquid inlet. The plug member comprises a sealing part configured to close the liquid inlet, such that at least part of the sealing part is inserted in the liquid inlet; and a cover part arranged around at least part of circumference of the sealing part.
    Type: Application
    Filed: June 26, 2017
    Publication date: October 12, 2017
    Applicant: SEIKO EPSON CORPORATION
    Inventors: KOJI NISHIMAKI, NAOMI KIMURA, SHOMA KUDO, SHOICHI ISHIZAWA, YOSHIYUKI TANAKA, KOJI KAWAI, MAKOTO OMURO
  • Patent number: 9778274
    Abstract: An automatic analyzer having no limitation on a range of a placeable position on a sample placement disk for patient specimens, emergency specimens, quality control samples, and calibration samples, and being capable of performing analysis while changing the number of simultaneously-measurable samples for each type of each specimen is provided. In the automatic analyzer, either a calibration sample dedicated disk or a patient specimen dedicated disk is placed in an analyzing unit 8 as a sample placement disk 19, and the analyzing unit 8 has a disk identifying unit 24 which identifies a type of the sample placement disk 19, and a computer 22 identifies the type of the sample placement disk 19 based on an identification result of the disk identifying unit 24, and performs analysis on a liquid sample based on the identified type of the sample placement disk 19.
    Type: Grant
    Filed: November 11, 2013
    Date of Patent: October 3, 2017
    Assignee: Hitachi High-Technologies Corporation
    Inventors: Takao Shiba, Yoshiyuki Tanaka, Eiichi Matsubara
  • Publication number: 20170274661
    Abstract: A recording apparatus includes a recording head configured to discharge an ink onto paper for recording, a case accommodating at least the recording head, a reading device openable and closable between an open position and a closed position, a liquid container having a liquid storage chamber for storing the ink to be supplied to the recording head and an injection port enabling the ink to be injected from the outside to the inside of the liquid storage chamber, a blocking member configured to block the injection port by coming into contact with the injection port, and a cover provided such that the cover can be opened or closed between an open position where the injection port is exposed and a closed position where the injection port is not exposed. The blocking member is mounted on the cover.
    Type: Application
    Filed: June 14, 2017
    Publication date: September 28, 2017
    Inventors: Hidenao SUZUKI, Shoichi ISHIZAWA, Yoshiyuki TANAKA, Makoto OMURO, Koji KAWAI
  • Patent number: 9707768
    Abstract: There is provided a plug member that is detachably mounted to a liquid inlet to close the liquid inlet. The plug member comprises a sealing part configured to close the liquid inlet, such that at least part of the sealing part is inserted in the liquid inlet; and a cover part arranged around at least part of circumference of the sealing part.
    Type: Grant
    Filed: March 10, 2016
    Date of Patent: July 18, 2017
    Assignee: Seiko Epson Corporation
    Inventors: Koji Nishimaki, Naomi Kimura, Shoma Kudo, Shoichi Ishizawa, Yoshiyuki Tanaka, Koji Kawai, Makoto Omuro
  • Patent number: 9707769
    Abstract: A recording apparatus includes a recording head configured to discharge an ink onto paper for recording, a case accommodating at least the recording head, a reading device openable and closable between an open position and a closed position, a liquid container having a liquid storage chamber for storing the ink to be supplied to the recording head and an injection port enabling the ink to be injected from the outside to the inside of the liquid storage chamber, a blocking member configured to block the injection port by coming into contact with the injection port, and a cover provided such that the cover can be opened or closed between an open position where the injection port is exposed and a closed position where the injection port is not exposed. The blocking member is mounted on the cover.
    Type: Grant
    Filed: August 2, 2016
    Date of Patent: July 18, 2017
    Assignee: Seiko Epson Corporation
    Inventors: Hidenao Suzuki, Shoichi Ishizawa, Yoshiyuki Tanaka, Makoto Omuro, Koji Kawai
  • Patent number: 9701127
    Abstract: A liquid container that is detachably mountable on a liquid consuming device comprises a liquid container body that is at least partly formed from a material having flexibility and is configured to contain a liquid; an operation member that is located at one end of the liquid container body and is configured to include a holdable grip surface; and a liquid supply portion that is configured to have a liquid supply port at one end. The operation member is configured such that the grip surface is offset relative to the liquid supply port in an axial direction of the liquid supply portion.
    Type: Grant
    Filed: June 5, 2014
    Date of Patent: July 11, 2017
    Assignee: Seiko Epson Corporation
    Inventors: Hiroyuki Kawate, Tokujiro Okuno, Yoshiyuki Tanaka, Katsutomo Tsukahara
  • Publication number: 20170190183
    Abstract: There is a problem that a recording apparatus is increased in size if the recording apparatus includes a holding section that holds an ink pack of a large capacity separately from a main device. A recording apparatus includes an opening section 30 which is formed on an outside surface of a housing 25 and through which a sheet cassette 29 is inserted, ink containers 17a and 17b that store ink, cases 18 that are disposed on outside surfaces on both sides adjacent to an outside surface on which the opening section 30 of the housing 25 is formed and holds the ink containers 17a and 17b, and a tube that supplies the ink from ink containers 17a and 17b to the inside of the housing 25, in which sizes of the cases 18 on both sides are different from each other.
    Type: Application
    Filed: October 19, 2016
    Publication date: July 6, 2017
    Inventor: Yoshiyuki TANAKA
  • Patent number: 9676201
    Abstract: Provided is an ink tank including: a wall portion that constitutes a liquid containing portion for containing ink; a liquid injection port for injecting the ink into the liquid containing portion, the liquid injection port being provided above the liquid containing portion; and a liquid visual check portion that is translucent and through which a position of a liquid surface of the ink can be visually checked from the outside, the liquid visual check portion being a part of the wall portion constituting the liquid containing portion. The liquid visual check portion has an inclined portion that inclines relative to a vertical direction.
    Type: Grant
    Filed: March 16, 2016
    Date of Patent: June 13, 2017
    Assignee: Seiko Epson Corporation
    Inventors: Makoto Omuro, Yoshiyuki Tanaka, Shoichi Ishizawa, Koji Kawai
  • Patent number: 9662894
    Abstract: An ink tank includes: a reservoir that stores ink; a supply port that supplies ink stored in the reservoir to a printer; a supply port sealing member that seals the supply port; an air port that communicates between an inside of the reservoir and an atmospheric space above an upper side of a liquid surface of the ink; and an air port sealing member which a needle tube is capable of inserting and pulling out of, and which seals the air port in a state where the needle tube is not inserted.
    Type: Grant
    Filed: May 5, 2016
    Date of Patent: May 30, 2017
    Assignee: Seiko Epson Corporation
    Inventors: Yoshiyuki Tanaka, Hiroaki Sakai
  • Publication number: 20170142287
    Abstract: An image processing device may judge whether to execute a first type of enlarging process or a second type of enlarging process based on M lines of letter strings in an original image, in a case of judging to execute the first type of enlarging process, generate a first type of processed image data indicating a first type of processed image by executing the first type of enlarging process, and in a case of judging to execute the second type of enlarging process, generate a second type of processed image data indicating a second type of processed image by executing the second type of enlarging process. A layout of the plurality of letters in the second type of processed image is different from a layout of the plurality of letters in the first type of processed image.
    Type: Application
    Filed: January 31, 2017
    Publication date: May 18, 2017
    Inventors: Tomohiko HASEGAWA, Masaki KONDO, Ryohei OZAWA, Yoshiyuki TANAKA
  • Patent number: 9636918
    Abstract: A liquid container that supplies a liquid to a liquid consumption apparatus via a liquid introduction part disposed in the liquid consumption apparatus. The liquid container includes: a liquid container part that stores the liquid; a liquid supply part that is in communication with an inside of the liquid container part, that has a liquid supply opening facing in a first direction, and that the liquid introduction part is to be connected to, the first direction being a longitudinal direction of one end portion of the liquid container part; and an operation part that is connected to the liquid container part and that has a grip part that is grippable.
    Type: Grant
    Filed: September 3, 2015
    Date of Patent: May 2, 2017
    Assignee: Seiko Epson Corporation
    Inventors: Tokujiro Okuno, Yoshiyuki Tanaka
  • Patent number: 9627151
    Abstract: An electrical storage module in which a plurality of electricity storage elements are electrically connected by conductive member, includes: a voltage detection board having voltage detection conductor that detects terminal voltage of the electricity storage element; a first external threaded component that connects the voltage detection conductor of the voltage detection board to the conductive member; and a cover that covers the voltage detection board; wherein: the cover is made from an insulating material; the conductive member has a first internal threaded portion into which the first external threaded component is to be screwingly engaged; and the distance between the inside surface of the cover that faces a head portion of the first external threaded component and an upper surface of the head portion of the first external threaded component is shorter than the distance between an end portion of the first internal threaded portion towards the cover side and an end of shaft portion of the first external
    Type: Grant
    Filed: February 4, 2014
    Date of Patent: April 18, 2017
    Assignees: Hitachi Automotive Systems, Ltd., Nissan Motor Co., Ltd.
    Inventors: Eisuke Sengoku, Toshikazu Maeshima, Hiroshi Hoshi, Akira Kotaki, Shigeyuki Kiyota, Yoshiyuki Tanaka, Toyoki Iguchi, Hiroaki Saitou, Masayoshi Saeki
  • Patent number: D784444
    Type: Grant
    Filed: October 21, 2015
    Date of Patent: April 18, 2017
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Naomi Kimura, Shoma Kudo, Koji Nishimaki, Yoshiyuki Tanaka, Shoichi Ishizawa, Makoto Omuro, Koji Kawai
  • Patent number: D786345
    Type: Grant
    Filed: October 21, 2015
    Date of Patent: May 9, 2017
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Naomi Kimura, Shoma Kudo, Koji Nishimaki, Yoshiyuki Tanaka, Shoichi Ishizawa, Makoto Omuro, Koji Kawai