Patents by Inventor Kazunari Teshigawara

Kazunari Teshigawara 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).

  • Power semiconductor device including press-fit connection terminal
    Patent number: 11742251
    Abstract: A power semiconductor device includes: a power semiconductor element; a control circuit that controls the power semiconductor element; a control substrate having the control circuit mounted thereon; a lid arranged to overlap with at least a portion of the control substrate in a first direction; and at least one external connection terminal having a first portion connected with the control substrate, a second portion to be connected with an external apparatus, and a third portion located between the first portion and the second portion and fixed to the lid, the first portion being constituted as a press-fit portion.
    Type: Grant
    Filed: August 14, 2020
    Date of Patent: August 29, 2023
    Assignee: Mitsubishi Electric Corporation
    Inventors: Hidetoshi Ishibashi, Yoshitaka Kimura, Minoru Egusa, Nobuhiro Asaji, Kazunari Teshigawara
  • POWER SEMICONDUCTOR DEVICE
    Publication number: 20210134686
    Abstract: A power semiconductor device includes: a power semiconductor element; a control circuit that controls the power semiconductor element; a control substrate having the control circuit mounted thereon; a lid arranged to overlap with at least a portion of the control substrate in a first direction; and at least one external connection terminal having a first portion connected with the control substrate, a second portion to be connected with an external apparatus, and a third portion located between the first portion and the second portion and fixed to the lid, the first portion being constituted as a press-fit portion.
    Type: Application
    Filed: August 14, 2020
    Publication date: May 6, 2021
    Applicant: Mitsubishi Electric Corporation
    Inventors: Hidetoshi Ishibashi, Yoshitaka Kimura, Minoru Egusa, Nobuhiro Asaji, Kazunari Teshigawara