Patents Assigned to Maruto Hasegawa Kosakujo, Inc.
  • Monkey wrench
    Patent number: D436813
    Type: Grant
    Filed: December 4, 1998
    Date of Patent: January 30, 2001
    Assignees: Maruto Hasegawa Kosakujo, Inc., Deamark Limited
    Inventors: Masatoshi Kobayashi, Junichi Nomizu
  • Snap ring pliers
    Patent number: D276880
    Type: Grant
    Filed: July 1, 1982
    Date of Patent: December 25, 1984
    Assignee: Maruto Hasegawa Kosakujo, Inc.
    Inventor: Hasegawa Tozaburo