Patents by Inventor Naoko Tatsukawa

Naoko Tatsukawa 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).

  • Vacuum bottle
    Patent number: D628857
    Type: Grant
    Filed: March 5, 2010
    Date of Patent: December 14, 2010
    Assignee: Zojirushi Corporation
    Inventor: Naoko Tatsukawa
  • Heat-insulating container
    Patent number: D710155
    Type: Grant
    Filed: November 12, 2013
    Date of Patent: August 5, 2014
    Assignee: Zojirushi Corporation
    Inventor: Naoko Tatsukawa
  • Drink bottle lid
    Patent number: D848787
    Type: Grant
    Filed: October 6, 2017
    Date of Patent: May 21, 2019
    Assignee: ZOJIRUSHI CORPORATION
    Inventors: Naoko Tatsukawa, Masayoshi Shimizu