Patents by Inventor Naoya Kono

Naoya Kono 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: 20220324871
    Abstract: A compound of formula (C-7), wherein RQ represents a fluorine atom, a chlorine atom, or a —S(O)nR2; RQ2 represents a —S(O)nR2; R2 represents an ethyl group; n represents 0, 1, or 2; R3b represents a chlorine atom; and R3c represents a hydrogen atom.
    Type: Application
    Filed: June 24, 2022
    Publication date: October 13, 2022
    Applicant: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Ayaka TANAKA, Naoya SUGIMOTO, Risa KONO, Yoshihiko NOKURA
  • Patent number: 11407756
    Abstract: A compound controlling harmful arthropods, represented by formula (I) [wherein Q represents a group represented by Q1 or a group represented by Q2; Z represents an oxygen atom or a sulfur atom; A1 represents a nitrogen atom; A2 represents a CR4a; A3 represents a nitrogen atom or a CR4b; B1 represents a CR1; B2 represents a nitrogen atom or a CR6b; B3 represents a nitrogen atom or a CR6c; R1 represents a C1-C6 chain hydrocarbon group having one or more substituent(s) selected from the group consisting of a cyano group and a halogen atom; R2 represents a C1-C6 chain hydrocarbon group; R3 represents a C1-C6 chain hydrocarbon group; R4a, R4b, R6b, and R6c are identical to or different from each other, and each represent a hydrogen atom; n represents 0, 1, or 2; and q represents 0, 1, 2, or 3] or an N-oxide compound thereof.
    Type: Grant
    Filed: December 25, 2018
    Date of Patent: August 9, 2022
    Assignee: SUMITOMO CHEMICAL COMPANY, LIMITED
    Inventors: Ayaka Tanaka, Naoya Sugimoto, Risa Kono, Yoshihiko Nokura
  • Publication number: 20220244613
    Abstract: A method for manufacturing an optical modulator is disclosed. The method includes a step of preparing a Mach-Zehnder modulator, a step of acquiring, based on a light transmittance in an arm waveguide, a relationship between a voltage applied to an electrode and a phase change amount of light propagating through the arm waveguide, a step of acquiring, based on the relationship, a voltage in which the phase change amount of the light propagating through the arm waveguide has a predetermined when the light is modulated, and a step of storing the voltage in a storage unit.
    Type: Application
    Filed: January 7, 2022
    Publication date: August 4, 2022
    Applicant: Sumitomo Electric Industries, Ltd.
    Inventors: Tsutomu ISHIKAWA, Naoya KONO
  • Publication number: 20220236620
    Abstract: A method for manufacturing an optical modulator is disclosed. The optical modulator includes a Mach-Zehnder modulator, the Mach-Zehnder modulator including an electrode and an arm waveguide, the electrode being provided on the arm waveguide. The method includes a step of preparing the Mach-Zehnder modulator, a step of acquiring a relationship between a voltage applied to the electrode and a phase change amount of light propagating through the arm waveguide based on a light transmittance in the arm waveguide, a step of acquiring a voltage in which a range of a phase change amount of light in the Mach-Zehnder modulator has a predetermined range based on the relationship, and a step of storing the voltage in a storage unit.
    Type: Application
    Filed: January 11, 2022
    Publication date: July 28, 2022
    Applicant: Sumitomo Electric Industries, Ltd.
    Inventors: Tsutomu ISHIKAWA, Naoya KONO
  • Publication number: 20220131344
    Abstract: A semiconductor optical device in which a light emitting region that emits light and a reflecting region that reflects the light to the light emitting region side are integrated includes a core layer that is provided in the light emitting region, and a waveguide layer that is provided in the reflecting region, that is optically coupled to the core layer, and that has a band gap that is larger than energy of the light. The reflecting region has a first thyristor that overlaps the waveguide layer in a direction that intersects a propagation direction of the light.
    Type: Application
    Filed: October 14, 2021
    Publication date: April 28, 2022
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Naoki FUJIWARA, Akira FURUYA, Naoya KONO
  • Publication number: 20220066280
    Abstract: An optical modulator includes a first mesa waveguide and a second mesa waveguide. Each of the first mesa waveguide and the second mesa waveguide includes a first semiconductor layer that has a p-type conductivity and is provided on a substrate, a second semiconductor layer that has a p-type conductivity and is provided on the first semiconductor layer, a core layer provided on the second semiconductor layer, and a third semiconductor layer that has an n-type conductivity and is provided on the core layer. The first semiconductor layer has a dopant concentration greater than a dopant concentration in the second semiconductor layer.
    Type: Application
    Filed: July 14, 2021
    Publication date: March 3, 2022
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventor: Naoya KONO
  • Patent number: 11251143
    Abstract: A semiconductor device includes: a semiconductor layer formed on a substrate; a first resin layer formed on the semiconductor layer; a second resin layer formed on the first resin layer; a first wiring layer that is formed on the semiconductor layer and is buried in the second resin layer; a second wiring layer that is formed on the second resin layer and the first wiring layer, and is electrically connected to the first wiring layer; and a first inorganic insulating film covering the second resin layer and the second wiring layer, wherein an area of the first wiring layer is larger than an area of the second wiring layer.
    Type: Grant
    Filed: September 17, 2019
    Date of Patent: February 15, 2022
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Masataka Watanabe, Naoya Kono, Takehiko Kikuchi
  • Patent number: 11215898
    Abstract: An optical modulator includes an input waveguide having a first width enabling a propagation of a light-beam in a single-mode, a tapered waveguide having an input end connected to the input waveguide and an output end having a second width larger than the first width, an optical demultiplexer having an input port connected to the output end, a first output port connected to a first arm waveguide, and a second output port connected to a second arm waveguide connected to the second output port, a first electrode disposed on the first arm waveguide, and a second electrode disposed on the second arm waveguide. The first arm waveguide has a third width larger than the first width. The first arm waveguide is located within a first strip region. The first strip region having a fourth width twice as large as the third width.
    Type: Grant
    Filed: September 25, 2020
    Date of Patent: January 4, 2022
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventor: Naoya Kono
  • Publication number: 20210116775
    Abstract: An optical modulator includes an input waveguide having a first width enabling a propagation of a light-beam in a single-mode, a tapered waveguide having an input end connected to the input waveguide and an output end having a second width larger than the first width, an optical demultiplexer having an input port connected to the output end, a first output port connected to a first arm waveguide, and a second output port connected to a second arm waveguide connected to the second output port, a first electrode disposed on the first arm waveguide, and a second electrode disposed on the second arm waveguide. The first arm waveguide has a third width larger than the first width. The first arm waveguide is located within a first strip region. The first strip region having a fourth width twice as large as the third width.
    Type: Application
    Filed: September 25, 2020
    Publication date: April 22, 2021
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventor: Naoya KONO
  • Patent number: 10824044
    Abstract: A Mach-Zehnder modulator includes: first and second resistive elements each having first and second contact areas, the first and second contact areas of the first resistive element being arranged in a direction of a first axis, the first and second contact areas of the second resistive element being arranged in a direction of a second axis; a common conductor connecting the first contact areas of the first and second resistive elements with each other; first and second waveguide structures each including a waveguide portion extending in a direction of a third axis intersecting the first and second axes; a first signal conductor connected to the waveguide portion of the first waveguide structure and the second contact area of the first resistive element; and a second signal conductor connected to the waveguide portion of the second waveguide structure and the second contact area of the second resistive element.
    Type: Grant
    Filed: June 25, 2019
    Date of Patent: November 3, 2020
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Naoya Kono, Masataka Watanabe
  • Publication number: 20200341345
    Abstract: A Mach-Zehnder modulator includes a first arm waveguide; a second arm waveguide; a conductive region for connecting the first arm waveguide and the second arm waveguide to each other; a differential transmission path including a first metal body and a second metal body connected to the first arm waveguide and the second arm waveguide, respectively, and a third metal body for a reference potential; and a capacitor connected between the conductive region and the third metal body.
    Type: Application
    Filed: April 20, 2020
    Publication date: October 29, 2020
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventor: Naoya KONO
  • Patent number: 10725241
    Abstract: A spot-size converter includes: a support body that includes a main surface including a first to a fifth areas; a mesa structure that includes a first part on the first area and includes a second part on the second to the fourth areas; and an embedding structure that includes a first region and a second region in which a first and a second side-surfaces of the second part of the mesa structure are respectively embedded. The second part of the mesa structure includes a portion that has a width gradually decreasing in a direction from the third area toward the fifth area. The first region of the embedding structure extends along the first side-surface and terminates at one of the third and the fourth areas. The second region of the embedding structure extends along the second side-surface of the second part and is disposed on the fifth area.
    Type: Grant
    Filed: June 19, 2019
    Date of Patent: July 28, 2020
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Naoya Kono, Takuo Hiratani, Masataka Watanabe
  • Publication number: 20200105691
    Abstract: A semiconductor device includes: a semiconductor layer formed on a substrate; a first resin layer formed on the semiconductor layer; a second resin layer formed on the first resin layer; a first wiring layer that is formed on the semiconductor layer and is buried in the second resin layer; a second wiring layer that is formed on the second resin layer and the first wiring layer, and is electrically connected to the first wiring layer; and a first inorganic insulating film covering the second resin layer and the second wiring layer, wherein an area of the first wiring layer is larger than an area of the second wiring layer.
    Type: Application
    Filed: September 17, 2019
    Publication date: April 2, 2020
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Masataka Watanabe, Naoya Kono, Takehiko Kikuchi
  • Patent number: 10564509
    Abstract: A Mach-Zehnder modulator includes: a first semiconductor arm including a lower semiconductor region, an upper semiconductor layer, and a core layer disposed between the lower semiconductor region and the upper semiconductor layer; a second semiconductor arm including a lower semiconductor region, an upper semiconductor layer, and a core layer disposed between the lower semiconductor region and the upper semiconductor layer; a conductive semiconductor region connecting the lower semiconductor regions of the first and second semiconductor arms with each other; and a differential transmission line including a first signal transmitting conductor, a second signal transmitting conductor, and a reference potential conductor. The first and second signal transmitting conductors are coupled to the first and second semiconductor arms, respectively.
    Type: Grant
    Filed: September 5, 2018
    Date of Patent: February 18, 2020
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventor: Naoya Kono
  • Patent number: 10551644
    Abstract: A Mach-Zehnder modulator includes an optical waveguide, first and second arm waveguides, an embedded area, an conductive semiconductor layer, first and second signal upper layers extending over the embedded area and connected to the first and second arm waveguides, a first ground upper layer extending over the embedded area along at least one of the first and the second signal upper layers, a ground lower layer connected to the first ground upper layer and extending through the embedded area along the and second first signal upper layers, and a first conductive upper layer connected to the ground lower layer and extending over the embedded area along at least one of the first and second signal upper layers. The ground lower layer extends between the optical waveguide, the first signal upper layer, and the second signal upper layer.
    Type: Grant
    Filed: April 11, 2019
    Date of Patent: February 4, 2020
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventor: Naoya Kono
  • Publication number: 20200004102
    Abstract: A Mach-Zehnder modulator includes: first and second resistive elements each having first and second contact areas, the first and second contact areas of the second resistive element being arranged in a direction of a first axis, the first and second contact areas of the second resistive element being arranged in a direction of a second axis; a common conductor connecting the first contact areas of the first and second resistive elements with each other; first and second waveguide structures each including a waveguide portion extending in a direction of a third axis intersecting the first and second axes; a first signal conductor connected to the waveguide portion of the first waveguide structure and the second contact area of the first resistive element; and a second signal conductor connected to the waveguide portion of the second waveguide structure and the second contact area of the second resistive element.
    Type: Application
    Filed: June 25, 2019
    Publication date: January 2, 2020
    Applicant: SUMITOMOTO ELECTRIC INDUSTRIES, LTD.
    Inventors: Naoya KONO, Masataka WATANABE
  • Publication number: 20190391332
    Abstract: A spot-size converter includes: a support body that includes a main surface including a first to a fifth areas; a mesa structure that includes a first part on the first area and includes a second part on the second to the fourth areas; and an embedding structure that includes a first region and a second region in which a first and a second side-surfaces of the second part of the mesa structure are respectively embedded. The second part of the mesa structure includes a portion that has a width gradually decreasing in a direction from the third area toward the fifth area. The first region of the embedding structure extends along the first side-surface and terminates at one of the third and the fourth areas. The second region of the embedding structure extends along the second side-surface of the second part and is disposed on the fifth area.
    Type: Application
    Filed: June 19, 2019
    Publication date: December 26, 2019
    Applicant: SUMITOMO ELECTRONIC INDUSTRIES, LTD.
    Inventors: Naoya Kono, Takuo Hiratani, Masataka Watanabe
  • Publication number: 20190353938
    Abstract: A Mach-Zehnder modulator includes an optical waveguide, first and second arm waveguides, an embedded area, an conductive semiconductor layer, first and second signal upper layers extending over the embedded area and connected to the first and second arm waveguides, a first ground upper layer extending over the embedded area along at least one of the first and the second signal upper layers, a ground lower layer connected to the first ground upper layer and extending through the embedded area along the and second first signal upper layers, and a first conductive upper layer connected to the ground lower layer and extending over the embedded area along at least one of the first and second signal upper layers. The ground lower layer extends between the optical waveguide, the first signal upper layer, and the second signal upper layer.
    Type: Application
    Filed: April 11, 2019
    Publication date: November 21, 2019
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventor: Naoya KONO
  • Patent number: 10317770
    Abstract: A Mach-Zehnder modulator includes: a first arm waveguide having first to third waveguide portions, the third waveguide portion being curved to couple the first and second waveguide portions with each other; a second arm waveguide having first to third waveguide portions, the third waveguide portion being curved to couple the first and second waveguide portions with each other, and a differential signal conductor having first and second signal conductors for driving the first and second arm waveguides, respectively. The first signal conductor has a first conductor portion and a first intersecting conductor portion connected thereto. The second signal conductor has a first conductor portion and a second intersecting conductor portion connected thereto. One of the first and second intersecting conductor portions includes an upper conducting layer, and the other includes a lower conducting layer. The upper conducting layer extends on the lower conducting layer apart therefrom.
    Type: Grant
    Filed: September 19, 2018
    Date of Patent: June 11, 2019
    Assignee: SUMITOMO ELECTRIC INDUSTRIES, LTD.
    Inventors: Naoya Kono, Jun Otsuka
  • Publication number: 20190094649
    Abstract: A Mach-Zehnder modulator includes: a first arm waveguide having first to third waveguide portions, the third waveguide portion being curved to couple the first and second waveguide portions with each other; a second arm waveguide having first to third waveguide portions, the third waveguide portion being curved to couple the first and second waveguide portions with each other, and a differential signal conductor having first and second signal conductors for driving the first and second arm waveguides, respectively. The first signal conductor has a first conductor portion and a first intersecting conductor portion connected thereto. The second signal conductor has a first conductor portion and a second intersecting conductor portion connected thereto. One of the first and second intersecting conductor portions includes an upper conducting layer, and the other includes a lower conducting layer. The upper conducting layer extends on the lower conducting layer apart therefrom.
    Type: Application
    Filed: September 19, 2018
    Publication date: March 28, 2019
    Applicant: SUMITOMO ELECTRIC INDUSTRIES, LTD
    Inventors: Naoya KONO, Jun OTSUKA