Patents Assigned to TOHOKU MURATA MANUFACTURING CO., LTD.
  • Patent number: 10707455
    Abstract: A battery pack disclosed in the present description includes an outer case including a display portion and an opening portion, wherein the display portion includes one or more display windows; a battery cell housed in the outer case; a substrate housed in the outer case, wherein one or more light emitting elements corresponding to the one or more display windows are mounted on the substrate; and a light shielding wall housed in the outer case, wherein the light shielding wall is arranged to block the opening portion and the one or more light emitting elements from each other.
    Type: Grant
    Filed: January 4, 2016
    Date of Patent: July 7, 2020
    Assignees: MAKITA CORPORATION, TOHOKU MURATA MANUFACTURING CO., LTD.
    Inventors: Hironori Ogura, Akira Naito, Akinori Terui