Patents by Inventor Hiroto Usumoto

Hiroto Usumoto 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).

  • Chair
    Patent number: D636614
    Type: Grant
    Filed: April 9, 2009
    Date of Patent: April 26, 2011
    Assignee: Itoki Corporation
    Inventors: Armin Sander, Martin Potrykus, Hiroto Usumoto
  • Chair
    Patent number: D638635
    Type: Grant
    Filed: November 26, 2010
    Date of Patent: May 31, 2011
    Assignee: Itoki Corporation
    Inventors: Armin Sander, Martin Potrykus, Hiroto Usumoto
  • Chair
    Patent number: D683979
    Type: Grant
    Filed: March 7, 2012
    Date of Patent: June 11, 2013
    Assignee: Itoki Corporation
    Inventors: Jeff Miller, Yoshihisa Konishi, Hiroto Usumoto
  • Chair
    Patent number: D701068
    Type: Grant
    Filed: June 28, 2012
    Date of Patent: March 18, 2014
    Assignee: Itoki Corporation
    Inventors: Hiroto Usumoto, Shinji Inoue
  • Chair
    Patent number: D703458
    Type: Grant
    Filed: May 9, 2013
    Date of Patent: April 29, 2014
    Assignee: Itoki Corporation
    Inventors: Yasuhiro Nakamura, Hiroto Usumoto
  • Chair
    Patent number: D703459
    Type: Grant
    Filed: May 9, 2013
    Date of Patent: April 29, 2014
    Assignee: Itoki Corporation
    Inventors: Yasuhiro Nakamura, Hiroto Usumoto
  • Chair
    Patent number: D710640
    Type: Grant
    Filed: January 17, 2014
    Date of Patent: August 12, 2014
    Assignee: Itoki Corporation
    Inventors: Hiroto Usumoto, Shinji Inoue
  • Chair
    Patent number: D727075
    Type: Grant
    Filed: December 5, 2013
    Date of Patent: April 21, 2015
    Assignee: Itoki Corporation
    Inventor: Hiroto Usumoto
  • Chair
    Patent number: D727076
    Type: Grant
    Filed: December 5, 2013
    Date of Patent: April 21, 2015
    Assignee: Itoki Corporation
    Inventor: Hiroto Usumoto
  • Chair
    Patent number: D727079
    Type: Grant
    Filed: December 5, 2013
    Date of Patent: April 21, 2015
    Assignee: Itoki Corporation
    Inventor: Hiroto Usumoto