Patents by Inventor Tsutomu Yamazaki

Tsutomu Yamazaki 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: 12154827
    Abstract: A semiconductor device which has favorable electrical characteristics and can be highly integrated is provided. The semiconductor device includes a first insulator; an oxide over the first insulator; a second insulator over the oxide; a first conductor over the second insulator; a third insulator in contact with a top surface of the first insulator, a side surface of the oxide, a top surface of the oxide, a side surface of the second insulator, and a side surface of the first conductor; and a fourth insulator over the third insulator. The third insulator includes an opening exposing the first insulator, and the fourth insulator is in contact with the first insulator through the opening.
    Type: Grant
    Filed: October 24, 2023
    Date of Patent: November 26, 2024
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Shunpei Yamazaki, Toshihiko Takeuchi, Tsutomu Murakawa, Hiroki Komagata, Daisuke Matsubayashi, Noritaka Ishihara, Yusuke Nonaka
  • Publication number: 20240379869
    Abstract: A semiconductor device includes an oxide semiconductor layer, first to third conductive layers, and first to third insulating layers. The first conductive layer includes a first depressed portion. The first insulating layer over the first conductive layer and the second conductive layer over the first insulating layer include a first opening portion overlapping with the first depressed portion. The oxide semiconductor layer is in contact with a top surface of the second conductive layer, bottom and side surfaces of the first depressed portion, a side surface of the second conductive layer, and a side surface of the first insulating layer. The second insulating layer is positioned inside the oxide semiconductor layer in the first opening portion. The third insulating layer covers top and side surfaces of the oxide semiconductor layer over the first insulating layer, and includes a second opening portion overlapping with the first opening portion.
    Type: Application
    Filed: May 7, 2024
    Publication date: November 14, 2024
    Applicant: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Motomu KURATA, Ryota HODO, Yasuhiro JINBO, Tsutomu MURAKAWA, Satoru SAITO, Shunpei YAMAZAKI
  • Patent number: 12068198
    Abstract: To provide a semiconductor device with less variations, a first insulator is deposited; a stack of first and a second oxides and a first conductor is formed over the first insulator; a second insulator is formed over the first insulator and the stack; an opening is formed in the second insulator; a top surface of the second oxide is exposed by removing a region of the first conductor, second and third conductors are formed over the second oxide, and then cleaning treatment is performed; a first oxide film is deposited in contact with a side surface of the first oxide and top and side surfaces of the second oxide; heat treatment is performed on an interface between the second oxide and the first oxide film through the first oxide film; and the second insulator is exposed and a fourth conductor, a third insulator, and a third oxide are formed in the opening.
    Type: Grant
    Filed: April 27, 2020
    Date of Patent: August 20, 2024
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Shunpei Yamazaki, Tsutomu Murakawa, Shinya Sasagawa, Naoto Yamade, Takashi Hamada, Hiroki Komagata
  • Patent number: 11589485
    Abstract: A shield case including a base portion made of a nonmetal material and having a mounting surface on which the electronic component is mounted, a cover portion made of a metal material and covering surroundings of the electronic component and a metal plate abutting with an outer surface of the base portion and having an end portion projecting outward from the base portion. A side-wall end portion of the cover member includes a first end abutting with the mounting surface of the base portion, and a second end extending in a thickness direction of the base portion and abutting with the end portion of the metal plate.
    Type: Grant
    Filed: May 18, 2018
    Date of Patent: February 21, 2023
    Assignee: NISSAN MOTOR CO., LTD.
    Inventor: Tsutomu Yamazaki
  • Patent number: 11209604
    Abstract: Disclosed is a connecting harness that connects M first devices (where M is an integer equal to or greater than 1) and N second devices (where N is an integer equal to or greater than 2) using connecting cords each including at least one of an optical fiber cord and a metal cord. The connecting harness includes a connecting cord group including the M×N connecting cords, in which first connectors capable of being connected to the first devices are provided at one end of each of the connecting cords and second connectors capable of being connected to the second devices are provided at the other end of each of the connecting cords; a first bundling member bundling the connecting cords of the connecting cord group beside the first device in a predetermined number; and a second bundling member bundling the connecting cords of the connecting cord group beside the second device in a predetermined number.
    Type: Grant
    Filed: March 17, 2020
    Date of Patent: December 28, 2021
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Tomoyuki Yokokawa, Keiju Okabe, Tomikazu Ichinose, Tsutomu Yamazaki
  • Publication number: 20210185864
    Abstract: A shield case including a base portion made of a nonmetal material and having a mounting surface on which the electronic component is mounted, a cover portion made of a metal material and covering surroundings of the electronic component and a metal plate abutting with an outer surface of the base portion and having an end portion projecting outward from the base portion. A side-wall end portion of the cover member includes a first end abutting with the mounting surface of the base portion, and a second end extending in a thickness direction of the base portion and abutting with the end portion of the metal plate.
    Type: Application
    Filed: May 18, 2018
    Publication date: June 17, 2021
    Applicant: NISSAN MOTOR CO., LTD.
    Inventor: Tsutomu YAMAZAKI
  • Publication number: 20200341220
    Abstract: Disclosed is a connecting harness that connects M first devices (where M is an integer equal to or greater than 1) and N second devices (where N is an integer equal to or greater than 2) using connecting cords each including at least one of an optical fiber cord and a metal cord. The connecting harness includes a connecting cord group including the M×N connecting cords, in which first connectors capable of being connected to the first devices are provided at one end of each of the connecting cords and second connectors capable of being connected to the second devices are provided at the other end of each of the connecting cords; a first bundling member bundling the connecting cords of the connecting cord group beside the first device in a predetermined number; and a second bundling member bundling the connecting cords of the connecting cord group beside the second device in a predetermined number.
    Type: Application
    Filed: March 17, 2020
    Publication date: October 29, 2020
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Tomoyuki YOKOKAWA, Keiju OKABE, Tomikazu ICHINOSE, Tsutomu YAMAZAKI
  • Patent number: 10235107
    Abstract: A display system includes first and second operation displays, wherein the display system causes the first and second operation displays to perform a cooperative operation, in a case where a predetermined operation has been received via the first operation display when the first operation display is in a power saving display state and the first and second operation displays are not performing the cooperative operation, the state of the first operation display is changed to the normal display state, and in a case where the predetermined operation has been received via the first operation display when the first operation display is in the power saving display state and the second operation display is in the normal display state and the first and second operation displays are performing the cooperative operation, the display system maintains the first operation display in the power saving display state.
    Type: Grant
    Filed: January 29, 2015
    Date of Patent: March 19, 2019
    Assignee: KONICA MINOLTA, INC.
    Inventors: Shimpei Itaya, Tsutomu Yamazaki
  • Patent number: 9778738
    Abstract: Disclosed is an operation display system, including: an operation display device including a display unit to display an operation window; an operating unit to receive an operation to the operation window; and a display control unit to change the operation window in accordance with the operation received by using the operating unit; an air operation detecting unit to detect an air operation performed by one user in air apart from the display unit; a virtual operation window creating unit to create a virtual operation window in which the operation window is changed in accordance with the air operation; and an AR display unit to show the one user an augmented reality space in which the virtual operation window is synthesized with a real space, wherein the display control unit does not change the operation window displayed on the display unit, in accordance with the air operation.
    Type: Grant
    Filed: January 29, 2014
    Date of Patent: October 3, 2017
    Assignee: KONICA MINOLTA, INC.
    Inventors: Yasuaki Sugimoto, Tsutomu Yamazaki
  • Patent number: 9350027
    Abstract: A sealing structure includes: components (1, 2, 11, 16, 21, 22, 33, 34, 44, 51, 52, 61, 62) respectively having sealing surfaces (8, 9, 14, 17, 30, 31, 42, 43, 49, 71, 72) on surfaces thereof facing each other; and a seal member (3, 18, 25, 37, 46, 50, 55, 65, 104, 105, 106, 140, 240) interposed between the sealing surfaces to make the sealing surfaces closely adhere to each other, and at least a hard carbon film (6, 7, 13, 28, 29, 40, 41, 48, 53, 54, 66, 67, 108, 120, 130, 220, 230, 320, 330, 430) is formed on one or both of the sealing surfaces.
    Type: Grant
    Filed: October 30, 2009
    Date of Patent: May 24, 2016
    Assignee: NISSAN MOTOR CO., LTD.
    Inventors: Kazuhiro Kageyama, Yasuhiro Numao, Tomokatsu Himeno, Atsushi Miyazawa, Tsutomu Yamazaki
  • Publication number: 20150242166
    Abstract: A display system includes first and second operation displays, wherein the display system causes the first and second operation displays to perform a cooperative operation, in a case where a predetermined operation has been received via the first operation display when the first operation display is in a power saving display state and the first and second operation displays are not performing the cooperative operation, the state of the first operation display is changed to the normal display state, and in a case where the predetermined operation has been received via the first operation display when the first operation display is in the power saving display state and the second operation display is in the normal display state and the first and second operation displays are performing the cooperative operation, the display system maintains the first operation display in the power saving display state.
    Type: Application
    Filed: January 29, 2015
    Publication date: August 27, 2015
    Applicant: KONICA MINOLTA, INC.,
    Inventors: Shimpei ITAYA, Tsutomu YAMAZAKI
  • Patent number: 8974983
    Abstract: An electrical conductive member includes: an electrical conductive structure including: a substrate; an electrical conductive carbon layer provided on at least one surface of the substrate and containing electrical conductive carbon; and a middle layer interposed between the substrate and the electrical conductive carbon layer. An intensity ratio R (ID/IG) of a D-band peak intensity (ID) to a G-band peak intensity (IG) measured by a Raman scattering spectroscopic analysis in the electrical conductive carbon layer is between 1.4 and 1.9.
    Type: Grant
    Filed: October 20, 2009
    Date of Patent: March 10, 2015
    Assignee: Nissan Motor Co., Ltd.
    Inventors: Tomokatsu Himeno, Atsushi Miyazawa, Motoki Yaginuma, Keisuke Yamamoto, Keiji Okada, Tsutomu Yamazaki, Yasuhiro Numao, Toshihiko Tsuda
  • Publication number: 20150000513
    Abstract: On an inner surface of a housing, a nozzle for jetting operation oil is provided at a position opposite to an outer circumferential surface of a cylinder block. With this configuration, by spraying the operation oil from the nozzle to the outer circumferential surface of the cylinder block during rotation of the cylinder block, this operation oil can remove frictional heat generated by sliding between a piston and a cylinder, and seizure of the piston and seizure of the cylinder can be prevented.
    Type: Application
    Filed: November 26, 2013
    Publication date: January 1, 2015
    Inventors: Arata Funasaka, Tsutomu Yamazaki
  • Patent number: 8877403
    Abstract: A drainage system for a fuel cell, including a gas-liquid separator configured to separate fuel gas and liquid water from a gas-liquid mixture discharged from the fuel cell, a water tank configured to receive the liquid water separated by the gas-liquid separator, a drain valve in fluid communication with the water tank, the drain valve configured to selectively discharge the liquid water from the water tank, and a control unit configured to selectively open and close the drain valve. The water tank includes a lower portion having a first horizontal cross sectional area and an upper portion having a second horizontal cross sectional area, the first horizontal cross sectional area being smaller than the second horizontal cross sectional area.
    Type: Grant
    Filed: October 1, 2008
    Date of Patent: November 4, 2014
    Assignee: Nissan Motor Co., Ltd.
    Inventors: Shinichiro Takemoto, Tsutomu Yamazaki
  • Publication number: 20140232747
    Abstract: Disclosed is an operation display system, including: an operation display device including a display unit to display an operation window; an operating unit to receive an operation to the operation window; and a display control unit to change the operation window in accordance with the operation received by using the operating unit; an air operation detecting unit to detect an air operation performed by one user in air apart from the display unit; a virtual operation window creating unit to create a virtual operation window in which the operation window is changed in accordance with the air operation; and an AR display unit to show the one user an augmented reality space in which the virtual operation window is synthesized with a real space, wherein the display control unit does not change the operation window displayed on the display unit, in accordance with the air operation.
    Type: Application
    Filed: January 29, 2014
    Publication date: August 21, 2014
    Applicant: KONICA MINOLTA, INC.
    Inventors: Yasuaki Sugimoto, Tsutomu Yamazaki
  • Patent number: 8580207
    Abstract: A holding sealing material includes a mat body. The mat body includes a first inorganic fiber and a second inorganic fiber. The first inorganic fiber contains about 60% by weight or more of alumina. The second inorganic fiber contains about 67% by weight or more of silica. The first inorganic fiber and the second inorganic fiber are in a mixed state.
    Type: Grant
    Filed: March 27, 2009
    Date of Patent: November 12, 2013
    Assignee: Ibiden Co., Ltd.
    Inventors: Junichi Sugino, Tsutomu Yamazaki
  • Publication number: 20130247980
    Abstract: A method for fabricating a back electrode type solar cell include the steps of applying a solution including a compound containing first conductivity type impurities, titanium alkoxide, and alcohol to a surface of a first conductivity type silicon substrate, and forming a light-receiving face diffusion layer and an anti-reflection film by subjecting the solution to heat treatment in a nitrogen atmosphere. There is also provided a back electrode type solar cell including a light-receiving face diffusion layer having a sheet resistance greater than or equal to 100 ?/ and less than 250 ?/.
    Type: Application
    Filed: December 2, 2011
    Publication date: September 26, 2013
    Applicant: SHARP KABUSHIKI KAISHA
    Inventors: Yuhji Yokosawa, Tsutomu Yamazaki, Hiroyuki Akada, Takayuki Isaka
  • Publication number: 20130125967
    Abstract: A solar cell includes a substrate, and a plurality of strip-shaped p type impurity diffusion regions and a plurality of strip-shaped n type impurity diffusion regions in one surface of the substrate adjacently. The p type impurity diffusion region has an area ratio of not less than 60%, an area ratio larger than 80%, in particular, to the surface of the substrate.
    Type: Application
    Filed: August 3, 2010
    Publication date: May 23, 2013
    Applicant: SHARPLABUSHIKI KAISHA
    Inventors: Tsutomu Yamazaki, Yasushi Funakoshi
  • Patent number: 8361836
    Abstract: A method for manufacturing a photoelectric conversion element and a photoelectric conversion element manufactured by the manufacturing method. The method includes the steps of forming a p-type impurity diffusion layer by diffusing boron into a silicon substrate, forming an oxidation control mask on a surface of the p-type impurity diffusion layer in an area corresponding to an area where an electrode for p-type is to be formed, forming a thermal silicon oxide film on the surface of the p-type impurity diffusion layer, exposing part of the surface of the p-type impurity diffusion layer by removing the oxidation control mask formed on the surface of the p-type impurity diffusion layer in the area corresponding to the area where the electrode for p-type is to be formed, and forming the electrode for p-type on the part of the surface of the p-type impurity diffusion layer exposed by the removal of the oxidation control mask.
    Type: Grant
    Filed: March 15, 2010
    Date of Patent: January 29, 2013
    Assignee: Sharp Kabushiki Kaisha
    Inventor: Tsutomu Yamazaki
  • Patent number: 8338903
    Abstract: The surrounding length of a junction separation portion can be shortened to improve an insulating resistance in order to provide a solar cell with highly efficiency. In a photoelectric transducer of the type where a light-receiving surface electrode is wired to another electrode on a back surface via a through electrode passing through a semiconductor substrate of a first conductive type, the photoelectric transducer comprises: a junction separation portion made around the through electrode on a back surface of the semiconductor substrate; a dielectric layer formed for covering the junction separation portion, the through electrode penetrating the dielectric layer; and a back electrode provided on the dielectric layer and coupled to the through electrode which is connected to the light-receiving surface electrode.
    Type: Grant
    Filed: October 30, 2008
    Date of Patent: December 25, 2012
    Assignee: Sharp Kabushiki Kaisha
    Inventors: Tsutomu Yamazaki, Satoshi Okamoto, Jumpei Imoto