Patents by Inventor Masao Isshiki

Masao Isshiki 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).

  • Digital video recorder for monitoring cameras
    Patent number: D513502
    Type: Grant
    Filed: April 27, 2004
    Date of Patent: January 10, 2006
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Masao Isshiki
  • Television set
    Patent number: D545778
    Type: Grant
    Filed: May 18, 2006
    Date of Patent: July 3, 2007
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Masao Isshiki
  • Television set
    Patent number: D546788
    Type: Grant
    Filed: April 6, 2005
    Date of Patent: July 17, 2007
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Masao Isshiki
  • Television set
    Patent number: D557227
    Type: Grant
    Filed: November 4, 2005
    Date of Patent: December 11, 2007
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Masao Isshiki
  • Portion of a television set
    Patent number: D558743
    Type: Grant
    Filed: October 26, 2006
    Date of Patent: January 1, 2008
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Masao Isshiki
  • Television set
    Patent number: D566669
    Type: Grant
    Filed: October 26, 2006
    Date of Patent: April 15, 2008
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Jun Ooshima, Masao Isshiki, Hideto Shimizu
  • Television set
    Patent number: D572679
    Type: Grant
    Filed: June 29, 2007
    Date of Patent: July 8, 2008
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Takashi Asanuma, Masao Isshiki, Hideto Shimizu
  • Digital audio player
    Patent number: D488456
    Type: Grant
    Filed: August 5, 2003
    Date of Patent: April 13, 2004
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Masao Isshiki
  • Television set
    Patent number: D576121
    Type: Grant
    Filed: November 20, 2007
    Date of Patent: September 2, 2008
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Masao Isshiki
  • Television camera for monitoring
    Patent number: D491968
    Type: Grant
    Filed: July 30, 2003
    Date of Patent: June 22, 2004
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Masao Isshiki
  • Television receiver
    Patent number: D581888
    Type: Grant
    Filed: April 30, 2008
    Date of Patent: December 2, 2008
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Masao Isshiki
  • Television receiver
    Patent number: D586306
    Type: Grant
    Filed: April 30, 2008
    Date of Patent: February 10, 2009
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Masao Isshiki
  • Television receiver
    Patent number: D587665
    Type: Grant
    Filed: July 16, 2008
    Date of Patent: March 3, 2009
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Masao Isshiki
  • Television set with a digital video disk player
    Patent number: D594830
    Type: Grant
    Filed: August 27, 2008
    Date of Patent: June 23, 2009
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Masazumi Shiraki, Masao Isshiki
  • Air conditioner
    Patent number: D724715
    Type: Grant
    Filed: May 9, 2014
    Date of Patent: March 17, 2015
    Assignee: Toshiba Carrier Corporation
    Inventor: Masao Isshiki
  • Air conditioner
    Patent number: D827116
    Type: Grant
    Filed: April 5, 2017
    Date of Patent: August 28, 2018
    Assignee: TOSHIBA CARRIER CORPORATION
    Inventor: Masao Isshiki
  • Remote controller for air conditioner
    Patent number: D920261
    Type: Grant
    Filed: January 17, 2019
    Date of Patent: May 25, 2021
    Assignee: TOSHIBA CARRIER CORPORATION
    Inventors: Masao Isshiki, Masayuki Horikawa, Kaori Hoshino
  • Air conditioner
    Patent number: D991423
    Type: Grant
    Filed: March 10, 2021
    Date of Patent: July 4, 2023
    Assignee: Toshiba Carrier Corporation
    Inventor: Masao Isshiki
  • Refrigerant leak detector
    Patent number: D1015183
    Type: Grant
    Filed: March 9, 2022
    Date of Patent: February 20, 2024
    Assignee: Toshiba Carrier Corporation
    Inventor: Masao Isshiki
  • Outdoor unit of air conditioner
    Patent number: D1016264
    Type: Grant
    Filed: January 27, 2020
    Date of Patent: February 27, 2024
    Assignee: TOSHIBA CARRIER CORPORATION
    Inventors: Tetsuya Ishikawa, Masao Isshiki