Patents by Inventor Toru Sugiyama

Toru Sugiyama 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: 10868163
    Abstract: A semiconductor device includes first and second nitride semiconductor layers, a first electrode electrically connected to the first nitride semiconductor layer, a second electrode electrically connected to the first nitride semiconductor layer, a gate electrode between the first and second electrodes, a first field plate electrode electrically connected to the first electrode, a second field plate electrode between the gate electrode and the second electrode and electrically connected to the first electrode, a first conductive layer on the gate electrode, and a second conductive layer on the first conductive layer. A distance between the gate electrode and the second field plate electrode in a lateral direction is shorter than a distance between the first conductive layer and the second field plate electrode in the lateral direction, and is equal to or shorter than a distance between the second conductive layer and the second field plate electrode.
    Type: Grant
    Filed: March 1, 2019
    Date of Patent: December 15, 2020
    Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ELECTRONIC DEVICES & STORAGE CORPORATION
    Inventors: Hung Hung, Akira Yoshioka, Toru Sugiyama, Masaaki Iwai, Naonori Hosokawa
  • Patent number: 10836048
    Abstract: A suction device includes an adapter having a supply passage to which a negative pressure fluid is supplied, a bellows connected to a lower end of the adapter, and a pad member formed at the distal end of the bellows. The pad member has plural first and second ribs on a suction surface that attracts a workpiece under suction. The first ribs are disposed on an outer circumferential side of an attachment provided in the center of the pad member and extend toward the outer circumferential side. The second ribs are provided on an outer circumferential side of the first ribs, and are disposed in a circumferentially offset manner with respect to the first ribs. Additionally, between the respective first ribs which are disposed alongside one another in the circumferential direction of a skirt, supply paths are formed to which the negative pressure fluid is supplied from the attachment.
    Type: Grant
    Filed: August 2, 2019
    Date of Patent: November 17, 2020
    Assignee: SMC CORPORATION
    Inventors: Toru Nakayama, Toru Sugiyama, Noriyuki Miyazaki, Masaru Saitoh, Yukiya Goto
  • Publication number: 20200310283
    Abstract: The electrophotographic member includes: an electroconductive substrate; and a surface layer having a mono-layer structure, wherein the surface layer has a matrix containing a cross-linked urethane resin as a binder, and when an elastic modulus of the matrix in a first region in a thickness direction from an outer surface of the surface layer to a depth of 0.1 ?m from the outer surface of the surface layer is defined as E1, and an elastic modulus of the matrix in a second region in a thickness direction from a depth of 1.0 ?m from the outer surface of the surface layer to 1.1 ?m from the outer surface of the surface layer is defined as E2, E1 and E2 satisfy the following Expressions (1) and (2), respectively: E1?200 MPa??(1); and 10 MPa?E2?100 MPa??(2).
    Type: Application
    Filed: March 17, 2020
    Publication date: October 1, 2020
    Inventors: Yoshinobu Ogawa, Ryo Sugiyama, Kazuaki Nagaoka, Kenta Matsunaga, Toru Ishii, Hideya Arimura, Fumihiko Utsuno, Tomoya Uesugi, Wataru Moriai, Masashi Uno
  • Publication number: 20200305746
    Abstract: An object of the present invention is to provide a bioelectrode, which can stably measure biological information and is suitable for repeated use, and a method of manufacturing the bioelectrode. This object is solved by a bioelectrode comprising a silver coating layer provided on a conductive silicone rubber electrode, wherein the conductive silicone rubber electrode is composed of a silicone rubber containing conductive carbon particles, the silver coating layer is composed of silicone rubber and at least one of agglomerated silver powder and flake-like silver powder, and the silver coating layer has a thickness of 18 ?m to 80 ?m, and, preferably, in which the silver powder contains both the agglomerated silver powder and the flake-like silver powder.
    Type: Application
    Filed: July 5, 2017
    Publication date: October 1, 2020
    Applicant: NOK CORPORATION
    Inventors: Ryo FUTASHIMA, Yasushi SUGIYAMA, Toru UDA
  • Publication number: 20200295171
    Abstract: A semiconductor device of an embodiment includes a first nitride semiconductor layer; a second nitride semiconductor layer placed on the first nitride semiconductor layer; a first electrode placed on the second nitride semiconductor layer; a second electrode placed on the first nitride semiconductor layer; a gate electrode placed between the first electrode and the second electrode; a first field plate electrode placed on the second nitride semiconductor layer, the first field plate electrode having the same height as the gate electrode; and a second field plate electrode provided on an upper side of the first field plate electrode, the second field plate electrode being placed on a side of the second electrode compared to the first field plate electrode.
    Type: Application
    Filed: September 3, 2019
    Publication date: September 17, 2020
    Applicants: Kabushiki Kaisha Toshiba, Toshiba Electronic Devices & Storage Corporation
    Inventors: Hung Hung, Yasuhiro Isobe, Akira Yoshioka, Toru Sugiyama, Masaaki Iwai, Naonori Hosokawa, Masaaki Onomura
  • Patent number: 10771057
    Abstract: A semiconductor device of embodiments includes a first normally-off transistor having a first electrode, a second electrode, and a first control electrode, a normally-on transistor having a third electrode electrically connected to the second electrode via a first wiring, a fourth electrode, and a second control electrode, a second normally-off transistor having a fifth electrode, a sixth electrode electrically connected to the third electrode via a second wiring, and a third control electrode, a first diode having a first anode electrically connected to the second control electrode and a first cathode electrically connected to the third electrode, and a capacitor having a first end portion connected to the first anode and the second control electrode and a second end portion.
    Type: Grant
    Filed: January 17, 2020
    Date of Patent: September 8, 2020
    Assignees: Kabushiki Kaisha Toshiba, Toshiba Electronic Devices & Storage Corporation
    Inventors: Akira Yoshioka, Toru Sugiyama, Masaaki Iwai, Naonori Hosokawa, Masaaki Onomura, Hung Hung, Yasuhiro Isobe
  • Publication number: 20200275850
    Abstract: A bioelectrode includes a conductive rubber electrode containing a rubber and conductive carbon particles, and a silver coating layer provided on the conductive rubber electrode and containing a silicone rubber and silver particles. The silver coating layer further contains a water absorbent polymer formed of a modified polyalkylene oxide.
    Type: Application
    Filed: May 19, 2020
    Publication date: September 3, 2020
    Inventors: Ryo FUTASHIMA, Yasushi SUGIYAMA, Toru UDA
  • Publication number: 20200275853
    Abstract: A bioelectrode includes a conductive rubber electrode and a silver coating layer provided on the conductive rubber electrode and containing a silicone rubber and silver particles. The silver coating layer contains a modified silicone and contains ions for ion conduction among the silver particles.
    Type: Application
    Filed: May 19, 2020
    Publication date: September 3, 2020
    Inventors: Ryo FUTASHIMA, Yasushi SUGIYAMA, Toru UDA
  • Publication number: 20200279669
    Abstract: A bioelectrode includes a conductive rubber electrode and a silver coating layer provided on the conductive rubber electrode and containing a silicone rubber and silver particles. The silver coating layer further contains a modified silicone.
    Type: Application
    Filed: May 19, 2020
    Publication date: September 3, 2020
    Inventors: Takayuki KOMORI, Ryo FUTASHIMA, Toru UDA, Yasushi SUGIYAMA
  • Publication number: 20200251258
    Abstract: A method is provided for producing a bioelectrode capable of reducing potential variation noise due to a polarization voltage. The method for producing the bioelectrode comprises forming an electrically conductive rubber body containing a silicone rubber and a silver powder, and immersing the electrically conductive rubber body in an inorganic salt-containing solution at 70° C. or more and 180° C. or less.
    Type: Application
    Filed: April 22, 2020
    Publication date: August 6, 2020
    Inventors: Ryo FUTASHIMA, Yasushi SUGIYAMA, Toru UDA, Takumi YOSHITOMI
  • Publication number: 20200248703
    Abstract: A hermetic compressor includes a compressor shell, a terminal provided on the compressor shell, a terminal guard erected on the compressor shell and surrounding the terminal, and a terminal cover mounted to the terminal guard and covering the terminal. A terminal chamber is defined by the compressor shell, the terminal guard, and the terminal cover. Except for at least a body of the terminal, metal portions facing the terminal chamber are generally covered with an insulator such that the metal portions are not exposed to the terminal chamber. The insulator includes an insulating portion that covers an inner surface of the terminal guard.
    Type: Application
    Filed: June 29, 2018
    Publication date: August 6, 2020
    Inventors: Toru SUGIYAMA, Tomoko MIZUGUCHI, Souichi NAKAMURA, Eitarou NAKATANI
  • Publication number: 20200103044
    Abstract: A relief valve that includes a tube; a valve configured to slide along an inner wall of the tube in an axial direction, and a spring that urges the valve, wherein the valve has a hydraulic pressure receiving surface on a first axial side that is one side in the axial direction, and a spring abutment against which the spring abuts, on a second axial side opposite to the first axial side, and the tube has a discharge oil passage having an opening in the inner wall and extending through the inner wall in a radial direction.
    Type: Application
    Filed: May 17, 2018
    Publication date: April 2, 2020
    Applicant: AISIN AW CO., LTD.
    Inventors: Tetsuya SHIMIZU, Toru SUGIYAMA, Masaya IWATA
  • Publication number: 20200091331
    Abstract: A semiconductor device includes first and second nitride semiconductor layers, a first electrode electrically connected to the first nitride semiconductor layer, a second electrode electrically connected to the first nitride semiconductor layer, a gate electrode between the first and second electrodes, a first field plate electrode electrically connected to the first electrode, a second field plate electrode between the gate electrode and the second electrode and electrically connected to the first electrode, a first conductive layer on the gate electrode, and a second conductive layer on the first conductive layer. A distance between the gate electrode and the second field plate electrode in a lateral direction is shorter than a distance between the first conductive layer and the second field plate electrode in the lateral direction, and is equal to or shorter than a distance between the second conductive layer and the second field plate electrode.
    Type: Application
    Filed: March 1, 2019
    Publication date: March 19, 2020
    Inventors: Hung HUNG, Akira YOSHIOKA, Toru SUGIYAMA, Masaaki IWAI, Naonori HOSOKAWA
  • Publication number: 20200071041
    Abstract: A composite container lid comprising an inner plug 1 with a flow-out port and an upper lid 3 detachably attached to a container mouth portion 80, wherein the inner plug 1 includes an upper lid engaging cylinder 5, a container mouth portion-securing member 7 having a circumferential wall 9 that surrounds the upper lid engaging cylinder 5, and linking pieces 11 that link the inner surface of the circumferential wall 9 to the upper lid engaging cylinder 5 so as to form a flow-out port 13; the upper lid engaging cylinder 5 is provided, on the upper end portion of the outer surface thereof, with a circumferential protuberance 5a for temporary engagement; engaging pieces 37 are formed on the inner surface of a top plate 31 of the upper lid 3, the engaging pieces 37 having an undercut 37a for temporarily engaging with the circumferential protuberance 5a that temporary engages with the upper lid engaging cylinder; and a sound-suppressing protrusion 50 is provided in a region surrounded by the engaging pieces 37.
    Type: Application
    Filed: March 2, 2018
    Publication date: March 5, 2020
    Applicant: NIPPON CLOSURES CO., LTD.
    Inventors: Toru SAHARA, Takashi SUGIYAMA, Yuji TOMITAKA, Miki YAMAOKA
  • Publication number: 20200056751
    Abstract: A fluorescent module includes a fluorescent member, a heat dissipation member, and an optical relaxation member. The fluorescent member includes a phosphor-containing layer, and a light reflecting layer. The fluorescent member is secured to the heat dissipation member so that the light reflecting layer is arranged between the phosphor-contacting layer and the heat dissipation member. The optical relaxation member is configured to absorb and/or diffuse light. The optical relaxation member is arranged with respect to the fluorescent member so that the light reflecting layer is arranged between the phosphor-containing layer and the optical relaxation member.
    Type: Application
    Filed: August 8, 2019
    Publication date: February 20, 2020
    Inventors: Takafumi SUGIYAMA, Toshiyuki HIRAI, Masahiko SANO, Toru TAKASONE
  • Publication number: 20200048257
    Abstract: Provided are a novel compound having an antagonistic activity for the P2X7 receptor, and a pharmaceutical composition having an antagonistic activity for the P2X7 receptor. The compound represented by Formula (I): wherein the symbols are defined in the specification, or a pharmaceutically acceptable salt thereof.
    Type: Application
    Filed: October 16, 2017
    Publication date: February 13, 2020
    Applicant: Shionogi & Co., Ltd.
    Inventors: Koji MASUDA, Shuichi SUGIYAMA, Toru YAMADA, Eiichi KOJIMA, Tomoyuki OGAWA, Naotake KOBAYASHI, Hiroyuki KAI
  • Publication number: 20200047352
    Abstract: A suction device includes an adapter having a supply passage to which a negative pressure fluid is supplied, a bellows connected to a lower end of the adapter, and a pad member formed at the distal end of the bellows. The pad member has plural first and second ribs on a suction surface that attracts a workpiece under suction. The first ribs are disposed on an outer circumferential side of an attachment provided in the center of the pad member and extend toward the outer circumferential side. The second ribs are provided on an outer circumferential side of the first ribs, and are disposed in a circumferentially offset manner with respect to the first ribs. Additionally, between the respective first ribs which are disposed alongside one another in the circumferential direction of a skirt, supply paths are formed to which the negative pressure fluid is supplied from the attachment.
    Type: Application
    Filed: August 2, 2019
    Publication date: February 13, 2020
    Applicant: SMC CORPORATION
    Inventors: Toru NAKAYAMA, Toru SUGIYAMA, Noriyuki MIYAZAKI, Masaru SAITOH, Yukiya GOTO
  • Publication number: 20200048014
    Abstract: A suction device includes an adapter having in the interior thereof a supply passage to which a negative pressure fluid is supplied, a bellows connected to a distal end of the adapter, and a pad member disposed at a distal end of the bellows and to which a workpiece is attracted under suction. In addition, the suction device attracts the workpiece under suction by a negative pressure fluid which is supplied to the pad member through the supply passage and the bellows. An attachment which is capable of being tilted with respect to the axis of the bellows is provided in the interior of the bellows. In the attachment, a main body portion thereof is disposed in facing relation to a suction surface of a skirt, and a shaft portion is inserted into the supply passage at a time that the workpiece is attracted under suction.
    Type: Application
    Filed: August 2, 2019
    Publication date: February 13, 2020
    Applicant: SMC CORPORATION
    Inventors: Toru NAKAYAMA, Toru SUGIYAMA, Noriyuki MIYAZAKI, Masaru SAITOH, Yukiya GOTO
  • Publication number: 20200041926
    Abstract: Provided is an electrophotographic member in which density unevenness of an image is less likely to occur even in the case of outputting an image after standing in a high-temperature and high-humidity environment for a long period of time. The electrophotographic member includes: an electroconductive substrate; an electroconductive elastic layer on or above the substrate; and an insulating portion on the elastic layer, an outer surface of the electrophotographic member being composed of an outer surface of the insulating portion and an outer surface of the elastic layer that is not covered with the insulating portion, wherein the elastic layer contains a urethane resin as a first resin, and the elastic layer has a region from the outer surface of the elastic layer constituting the outer surface of the electrophotographic member to a depth of 1 ?m, the region further containing a second resin.
    Type: Application
    Filed: July 19, 2019
    Publication date: February 6, 2020
    Inventors: Kazutoshi Ishida, Yuji Sakurai, Minoru Nakamura, Ryo Sugiyama, Toru Ishii, Kenta Matsunaga
  • Publication number: 20200032792
    Abstract: A compressor (10) includes a casing (20), a terminal (29) protruding from the casing, a first cover (70) covering the terminal, and a second cover (50) covering the first cover.
    Type: Application
    Filed: April 18, 2018
    Publication date: January 30, 2020
    Inventors: Tomoko MIZUGUCHI, Souichi NAKAMURA, Toru SUGIYAMA, Yoshihiro SHINOHARA, Kouji KOJIMA, Satomi KINOSHITA, Kazuyuki HARA