Patents by Inventor Toshinori NAKAZAWA

Toshinori NAKAZAWA 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: 11953858
    Abstract: A watch includes crystal, a dial including a marking, a pointer including a luminous body, and a light-transmissive member disposed between the crystal and the dial, the light-transmissive member including a first face facing the crystal and a second face facing the dial, in which the first face is provided with a first luminous member and a second luminous member, and the second face is provided with a third luminous member and a fourth luminous member.
    Type: Grant
    Filed: January 20, 2021
    Date of Patent: April 9, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventors: Toshinori Nakazawa, Tetsuya Miyake, Atsushi Kobayashi
  • Publication number: 20240085733
    Abstract: A display device includes a backlight, a display element, a plate for holding at least a portion of an emission surface, from which an image light is emitted, provided on the display element, and a heat dissipation portion that dissipates heat generated from the display element. The display element is connected to the heat dissipation portion via the plate.
    Type: Application
    Filed: November 17, 2023
    Publication date: March 14, 2024
    Applicant: Maxell, Ltd.
    Inventors: Eiji KAWAWA, Toshinori SUGIYAMA, Tomoki YAMAMOTO, Tatsuya NAKAZAWA, Keisuke SAWADA, Akio MISAWA, Nozomu SHIMODA
  • Patent number: 11921465
    Abstract: An electronic watch including an exterior case including an opening, a crystal disposed in the opening, an hour hand and a minute hand that indicate the time of day, a dial including an indicium, a pressure sensor configured to measure a pressure, and a controller configured to determine a water depth based on the output from the pressure sensor, indicate the water depth with the hour hand, and indicate an elapsed time with the minute hand, the elapsed time being time elapsed after the predetermined water depth value is exceeded.
    Type: Grant
    Filed: January 20, 2021
    Date of Patent: March 5, 2024
    Assignee: SEIKO EPSON CORPORATION
    Inventor: Toshinori Nakazawa
  • Publication number: 20230297032
    Abstract: A dial decoration method of the present disclosure is a dial decoration method including a base formation step of forming a pattern shape on a base material and using the pattern shape as a base, and a printed layer formation step of forming a printed layer on a surface side of the base, and the printed layer formation step includes printing a pattern shape, to form the printed layer, by changing a density of dots of ink ejected by an inkjet method.
    Type: Application
    Filed: March 15, 2023
    Publication date: September 21, 2023
    Inventors: Toshinori NAKAZAWA, Hironori HASEI, Toshimitsu HIRAI, Hirofumi KUROSAWA
  • Publication number: 20230297031
    Abstract: A timepiece component decoration method includes a base formation step of forming a pattern shape on a base material of a timepiece component and using the pattern shape as a base, a first light-transmissive layer formation step of forming, on a surface of the base, a first light-transmissive layer using a light-transmissive resin, a first liquid repellent treatment step of performing a liquid repellent treatment on a surface of the first light-transmissive layer, and a first printed layer formation step of, to form a first printed layer, ejecting ink and printing a pattern shape by an inkjet method on the surface of the first light-transmissive layer on which the liquid repellent treatment was performed, after the first liquid repellent treatment step.
    Type: Application
    Filed: March 15, 2023
    Publication date: September 21, 2023
    Inventors: Toshinori NAKAZAWA, Hironori HASEI, Toshimitsu HIRAI, Hirofumi KUROSAWA
  • Publication number: 20230057778
    Abstract: A watch includes an hour hand and a minute hand, a dial including a plurality of time graduations indicating time by being pointed by the hour hand and the minute hand, and a dial plate including a graduation for predetermined information different from the time, and supported by a rotary shaft, wherein in plan view from a normal direction of the dial, the rotary shaft overlaps with a pointing graduation, which is one of the time graduations, and the predetermined information is indicated by the graduation of the dial plate in an extension direction of the pointing graduation.
    Type: Application
    Filed: August 17, 2022
    Publication date: February 23, 2023
    Inventors: Toshinori NAKAZAWA, Hironori HASEI
  • Publication number: 20220276613
    Abstract: The present disclosure provides a timepiece including: an hour hand and a minute hand, a dial in which a cutout portion is formed, a plate member disposed at a back side of the dial, and an auxiliary hand member disposed at a position corresponding to the cutout portion of the dial in plan view as viewed in a direction along an axis of the hour hand and the minute hand, the auxiliary hand member being configured to function as a scale for indicating the time of day, and to indicate information other than the time of day.
    Type: Application
    Filed: February 25, 2022
    Publication date: September 1, 2022
    Inventor: Toshinori NAKAZAWA
  • Publication number: 20210223745
    Abstract: An electronic watch including an exterior case including an opening, a crystal disposed in the opening, an hour hand and a minute hand that indicate the time of day, a dial including an indicium, a pressure sensor configured to measure a pressure, and a controller configured to determine a water depth based on the output from the pressure sensor, indicate the water depth with the hour hand, and indicate an elapsed time with the minute hand, the elapsed time being time elapsed after the predetermined water depth value is exceeded.
    Type: Application
    Filed: January 20, 2021
    Publication date: July 22, 2021
    Inventor: Toshinori NAKAZAWA
  • Publication number: 20210223744
    Abstract: A watch includes crystal, a dial including a marking, a pointer including a luminous body, and a light-transmissive member disposed between the crystal and the dial, the light-transmissive member including a first face facing the crystal and a second face facing the dial, in which the first face is provided with a first luminous member and a second luminous member, and the second face is provided with a third luminous member and a fourth luminous member.
    Type: Application
    Filed: January 20, 2021
    Publication date: July 22, 2021
    Inventors: Toshinori NAKAZAWA, Tetsuya MIYAKE, Atsushi KOBAYASHI