Patents Assigned to Easthill Industry Ltd.
  • Marking pen
    Patent number: D470887
    Type: Grant
    Filed: June 24, 2002
    Date of Patent: February 25, 2003
    Assignee: Easthill Industry Ltd.
    Inventor: Masami Okutani
  • Pen cap
    Patent number: D471234
    Type: Grant
    Filed: June 25, 2002
    Date of Patent: March 4, 2003
    Assignee: Easthill Industry Ltd.
    Inventor: Masami Okutani
  • Double ended stamp-shaped pen
    Patent number: D545895
    Type: Grant
    Filed: September 22, 2004
    Date of Patent: July 3, 2007
    Assignee: Easthill Industry Ltd.
    Inventor: Masami Okutani
  • Marker pen
    Patent number: D545899
    Type: Grant
    Filed: September 22, 2004
    Date of Patent: July 3, 2007
    Assignee: Easthill Industry Ltd.
    Inventor: Masami Okutani