Patents by Inventor Kotaro Yamazawa

Kotaro Yamazawa 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).

  • Inverter device
    Patent number: 10700615
    Abstract: An inverter device includes a sheet member that hermetically covers an operating section through which a user operates an inverter body and an ultraviolet shielding member that covers the operating section and the sheet member and shields ultraviolet rays.
    Type: Grant
    Filed: September 24, 2018
    Date of Patent: June 30, 2020
    Assignee: FUJI ELECTRIC CO., LTD.
    Inventor: Kotaro Yamazawa
  • INVERTER DEVICE
    Publication number: 20190165687
    Abstract: An inverter device includes a sheet member that hermetically covers an operating section through which a user operates an inverter body and an ultraviolet shielding member that covers the operating section and the sheet member and shields ultraviolet rays.
    Type: Application
    Filed: September 24, 2018
    Publication date: May 30, 2019
    Inventor: Kotaro YAMAZAWA
  • Inverter device
    Patent number: 9941809
    Abstract: An inverter device includes an inverter device body portion and a protective cover that covers the inverter device body portion, and the protective cover integrally includes a front surface portion that covers the front surface of the inverter device body portion, a top surface portion that covers the top surface of the inverter device body portion, a first side surface portion that covers a first side surface of the inverter device body portion, and a second side surface portion that covers a second side surface of the inverter device body portion.
    Type: Grant
    Filed: August 24, 2016
    Date of Patent: April 10, 2018
    Assignee: FUJI ELECTRIC CO., LTD.
    Inventor: Kotaro Yamazawa
  • INVERTER DEVICE
    Publication number: 20170155336
    Abstract: An inverter device includes an inverter device body portion and a protective cover that covers the inverter device body portion, and the protective cover integrally includes a front surface portion that covers the front surface of the inverter device body portion, a top surface portion that covers the top surface of the inverter device body portion, a first side surface portion that covers a first side surface of the inverter device body portion, and a second side surface portion that covers a second side surface of the inverter device body portion.
    Type: Application
    Filed: August 24, 2016
    Publication date: June 1, 2017
    Inventor: Kotaro YAMAZAWA
  • TRANSPORT CART
    Publication number: 20140131965
    Abstract: A transport cart for conveying an inverter stack to a switchboard in which the inverter stack is to be installed and for installing the inverter stack into the switchboard, includes a support surface having a same height level as inverter stack mounting surfaces in the switchboard and supporting the inverter stack in a mounted condition; and a projecting portion disposed to protrude outward from the support surface and for entering an entrance portion formed between the mounting surfaces to carry out positioning in a horizontal direction.
    Type: Application
    Filed: October 26, 2012
    Publication date: May 15, 2014
    Applicant: FUJI ELECTRIC CO., LTD.
    Inventor: Kotaro Yamazawa
  • Inverter
    Patent number: D894833
    Type: Grant
    Filed: November 5, 2018
    Date of Patent: September 1, 2020
    Assignee: FUJI ELECTRIC CO., LTD.
    Inventor: Kotaro Yamazawa