Patents by Inventor Keito Kotani

Keito Kotani 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).

  • Electric rice cooker
    Patent number: D587960
    Type: Grant
    Filed: August 13, 2008
    Date of Patent: March 10, 2009
    Assignee: Zojirushi Corporation
    Inventor: Keito Kotani
  • Electric rice cooker
    Patent number: D604092
    Type: Grant
    Filed: January 22, 2009
    Date of Patent: November 17, 2009
    Assignee: Zojirushi Corporation
    Inventor: Keito Kotani
  • Vacuum bottle
    Patent number: D655580
    Type: Grant
    Filed: April 29, 2011
    Date of Patent: March 13, 2012
    Assignee: Zojirushi Corporation
    Inventor: Keito Kotani
  • Vacuum bottle
    Patent number: D655581
    Type: Grant
    Filed: April 29, 2011
    Date of Patent: March 13, 2012
    Assignee: Zojirushi Corporation
    Inventor: Keito Kotani
  • Upper closure for vacuum bottle
    Patent number: D668503
    Type: Grant
    Filed: October 17, 2011
    Date of Patent: October 9, 2012
    Assignee: Zojirushi Corporation
    Inventor: Keito Kotani
  • Vacuum bottle
    Patent number: D709734
    Type: Grant
    Filed: November 12, 2013
    Date of Patent: July 29, 2014
    Assignee: Zojirushi Corporation
    Inventor: Keito Kotani
  • Vacuum flask
    Patent number: D717092
    Type: Grant
    Filed: May 3, 2013
    Date of Patent: November 11, 2014
    Assignee: Zojirushi Corporation
    Inventor: Keito Kotani
  • Electric kettle
    Patent number: D727085
    Type: Grant
    Filed: November 12, 2013
    Date of Patent: April 21, 2015
    Assignee: Zojirushi Corporation
    Inventors: Keito Kotani, Keita Akiyama
  • Container upper closure
    Patent number: D769079
    Type: Grant
    Filed: October 21, 2014
    Date of Patent: October 18, 2016
    Assignee: Zojirushi Corporation
    Inventor: Keito Kotani
  • Liquid storage pot
    Patent number: D783334
    Type: Grant
    Filed: August 24, 2015
    Date of Patent: April 11, 2017
    Assignee: Zojirushi Corporation
    Inventor: Keito Kotani
  • Vacuum bottle
    Patent number: D865457
    Type: Grant
    Filed: May 21, 2018
    Date of Patent: November 5, 2019
    Assignee: ZOJIRUSHI CORPORATION
    Inventor: Keito Kotani
  • Vacuum bottle
    Patent number: D876173
    Type: Grant
    Filed: May 21, 2018
    Date of Patent: February 25, 2020
    Assignee: ZOJIRUSHI CORPORATION
    Inventor: Keito Kotani
  • Vacuum bottle
    Patent number: D986683
    Type: Grant
    Filed: February 8, 2021
    Date of Patent: May 23, 2023
    Assignee: Zojirushi Corporation
    Inventor: Keito Kotani