Patents Assigned to TRA Company Ltd.
  • Battery pack
    Patent number: D699177
    Type: Grant
    Filed: April 8, 2013
    Date of Patent: February 11, 2014
    Assignee: TRA Company Ltd.
    Inventor: Ryo Higashi
  • Battery pack
    Patent number: D724531
    Type: Grant
    Filed: June 17, 2014
    Date of Patent: March 17, 2015
    Assignee: TRA Company Ltd.
    Inventor: Ryo Higashi
  • Electric connector
    Patent number: D727907
    Type: Grant
    Filed: December 5, 2014
    Date of Patent: April 28, 2015
    Assignee: Tra Company Ltd.
    Inventor: Ryo Higashi
  • AC/DC converter
    Patent number: D740225
    Type: Grant
    Filed: October 3, 2014
    Date of Patent: October 6, 2015
    Assignee: TRA COMPANY LTD.
    Inventor: Ryo Higashi
  • Electrical connector
    Patent number: D754611
    Type: Grant
    Filed: July 30, 2014
    Date of Patent: April 26, 2016
    Assignee: TRA COMPANY LTD.
    Inventor: Ryo Higashi
  • Speaker
    Patent number: D784958
    Type: Grant
    Filed: March 3, 2016
    Date of Patent: April 25, 2017
    Assignee: TRA COMPANY LTD.
    Inventors: Hajime Furuno, Ryo Higashi
  • Battery pack
    Patent number: D836545
    Type: Grant
    Filed: May 25, 2017
    Date of Patent: December 25, 2018
    Assignees: TRA COMPANY LTD., YOTUBA SUTAZIO
    Inventor: Hideki Satomi