Patents Assigned to Sunpack Corporation
  • Patent number: D244525
    Type: Grant
    Filed: April 13, 1976
    Date of Patent: May 31, 1977
    Assignee: Sunpack Corporation
    Inventor: Masami Ishino
  • Patent number: D244851
    Type: Grant
    Filed: November 25, 1975
    Date of Patent: June 28, 1977
    Assignee: Sunpack Corporation
    Inventor: Kazuo Masuyama