Patents by Inventor Kirio Masui

Kirio Masui 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).

  • Patent number: D437306
    Type: Grant
    Filed: May 21, 1999
    Date of Patent: February 6, 2001
    Inventor: Kirio Masui
  • Patent number: D437843
    Type: Grant
    Filed: May 21, 1999
    Date of Patent: February 20, 2001
    Assignee: Sony Corporation
    Inventor: Kirio Masui
  • Patent number: D448753
    Type: Grant
    Filed: March 12, 2001
    Date of Patent: October 2, 2001
    Assignee: Sony Corporation
    Inventor: Kirio Masui
  • Patent number: D451085
    Type: Grant
    Filed: March 22, 2001
    Date of Patent: November 27, 2001
    Assignee: Sony Corporation
    Inventor: Kirio Masui
  • Patent number: D516539
    Type: Grant
    Filed: January 14, 2005
    Date of Patent: March 7, 2006
    Assignee: Sony Corporation
    Inventor: Kirio Masui
  • Patent number: D452685
    Type: Grant
    Filed: April 6, 2001
    Date of Patent: January 1, 2002
    Assignee: Sony Corporation
    Inventor: Kirio Masui
  • Patent number: D519105
    Type: Grant
    Filed: January 14, 2005
    Date of Patent: April 18, 2006
    Assignee: Sony Corporation
    Inventor: Kirio Masui
  • Patent number: D519492
    Type: Grant
    Filed: January 14, 2005
    Date of Patent: April 25, 2006
    Assignee: Sony Corporation
    Inventor: Kirio Masui
  • Patent number: D574015
    Type: Grant
    Filed: December 4, 2007
    Date of Patent: July 29, 2008
    Assignee: Sony Corporation
    Inventor: Kirio Masui
  • Patent number: D431815
    Type: Grant
    Filed: December 16, 1999
    Date of Patent: October 10, 2000
    Assignee: Sony Corporation
    Inventor: Kirio Masui