Patents by Inventor Birgitta Tua Kidblad

Birgitta Tua Kidblad 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).

  • Microwave oven and controlling of the same
    Patent number: 6642491
    Abstract: A process for controlling a cooking operation in a microwave oven as well as a microwave oven therefor. Subsequent to a heating step at full power for bringing cooking liquid to the boil, foodstuff which is to be cooked is added, whereupon continued moisture sensor controlled heating begins, initially at full power, until boiling resumes, whereupon moisture sensor controlled simmering/boiling takes place during a cooking time. During an initial time period of the continued moisture sensor controlled heating, the moisture sensor action is inhibited.
    Type: Grant
    Filed: December 14, 2001
    Date of Patent: November 4, 2003
    Assignee: Whirlpool Corporation
    Inventors: Per Åke Törngren, Birgitta Tua Kidblad, Anders Reinhold Wikstrom