Patents by Inventor Masamichi Wakasa

Masamichi Wakasa 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).

  • Air conditioner
    Patent number: D448072
    Type: Grant
    Filed: September 7, 2000
    Date of Patent: September 18, 2001
    Assignee: Toshiba Carrier Kabushiki Kaisha
    Inventor: Masamichi Wakasa
  • Air conditioner
    Patent number: D448073
    Type: Grant
    Filed: September 7, 2000
    Date of Patent: September 18, 2001
    Assignee: Toshiba Carrier Kabushiki Kaisha
    Inventor: Masamichi Wakasa
  • Cover for a heat exchanger
    Patent number: D453212
    Type: Grant
    Filed: September 19, 2000
    Date of Patent: January 29, 2002
    Assignee: Toshiba Carrier Kabushiki Kaisha
    Inventor: Masamichi Wakasa
  • Vacuum cleaner
    Patent number: D488597
    Type: Grant
    Filed: March 4, 2003
    Date of Patent: April 13, 2004
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Masamichi Wakasa
  • Vacuum cleaner
    Patent number: D488598
    Type: Grant
    Filed: March 4, 2003
    Date of Patent: April 13, 2004
    Assignee: Kabushiki Kaisha Toshiba
    Inventor: Masamichi Wakasa
  • Electronic vacuum cleaner
    Patent number: D494328
    Type: Grant
    Filed: July 10, 2003
    Date of Patent: August 10, 2004
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Hitoshi Otsuka, Masamichi Wakasa
  • Combined electronic computer and telephone
    Patent number: D324036
    Type: Grant
    Filed: December 6, 1989
    Date of Patent: February 18, 1992
    Assignee: Kabushi Kaisha Toshiba
    Inventor: Masamichi Wakasa