Patents by Inventor Hirotada Ookawa

Hirotada Ookawa has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Counterfeiting prevention label and method of manufacturing the same
    Patent number: 7846520
    Abstract: A counterfeiting prevention label 1 has a label base 3 including a base sheet 31, and a volume hologram 2 including a volume hologram layer 22 and formed on the base sheet 31. The volume hologram 2 is extended between the upper side 31a and the lower side 31b of the label base 3. The opposite end surfaces of the volume hologram 2 are flush with the end surfaces of the label base 3, respectively. The volume hologram 2 may be placed in a depression 3a formed in the front surface of the label base 3. The volume hologram 2 and the label base 3 are blanked out after transferring the volume hologram 2 from a transfer sheet 10 to the label base 3.
    Type: Grant
    Filed: July 14, 2004
    Date of Patent: December 7, 2010
    Assignee: Dai Nippon Printing Co., Ltd.
    Inventors: Minoru Azakami, Hirotada Ookawa, Kenji Ueda
  • Counterfeiting prevention label and method of manufacturing the same
    Publication number: 20060005918
    Abstract: A counterfeiting prevention label 1 has a label base 3 including a base sheet 31, and a volume hologram 2 including a volume hologram layer 22 and formed on the base sheet 31. The volume hologram 2 is extended between the upper side 31a and the lower side 31b of the label base 3. The opposite end surfaces of the volume hologram 2 are flush with the end surfaces of the label base 3, respectively. The volume hologram 2 may be placed in a depression 3a formed in the front surface of the label base 3. The volume hologram 2 and the label base 3 are blanked out after transferring the volume hologram 2 from a transfer sheet 10 to the label base 3.
    Type: Application
    Filed: July 14, 2004
    Publication date: January 12, 2006
    Inventors: Minoru Azakami, Hirotada Ookawa, Kenji Ueda