Patents by Inventor Jakob Kristensen

Jakob Kristensen 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).

  • Manual resuscitator with oxygen tubing reservoir
    Publication number: 20070039619
    Abstract: A manual resuscitator is disclosed which includes a bag, a bag inlet valve assembly, and an open oxygen reservoir tube, a conduit between the bag inlet valve assembly and the open oxygen reservoir tube, and a one-way relief valve connecting the conduit to the atmosphere. The one-way relief valve has an opening pressure sufficiently low to prevent excitation of resonance pressure vibrations in the open oxygen reservoir tube.
    Type: Application
    Filed: August 22, 2005
    Publication date: February 22, 2007
    Inventors: Ole Kohnke, Jakob Kristensen
  • Radiotelephone
    Patent number: 6847806
    Abstract: An electronic radiotelephone comprising a first housing, a second housing, and an inner housing having retaining means for retaining to the inner housing the electronic components of the radiotelephone; and first releasable attaching means for releasable attaching the first housing to the inner housing, wherein the first housing, when attached to the inner housing, is presented towards a user during operation of the radiotelephone; and second releasably attaching means for releasable attaching the second housing to the inner housing, wherein the second housing, when attached to the inner housing, faces away from the user during operation of the radiotelephone.
    Type: Grant
    Filed: May 29, 2003
    Date of Patent: January 25, 2005
    Assignee: Nokia Mobile Phones Ltd.
    Inventors: Alastair Curtis, Bent Ole Poulsen, Michael McKay, Morten Pontoppidan, Claus Nicolaisen, Gert Plenge, Jakob Kristensen, Anne Primdahl, Jesper Andersen, Allan Moeller Kristensen
  • Radiotelephone
    Publication number: 20030194974
    Abstract: An electronic radiotelephone comprising a first housing, a second housing, and an inner housing having retaining means for retaining to the inner housing the electronic components of the radiotelephone; and first releasable attaching means for releasable attaching the first housing to the inner housing, wherein the first housing, when attached to the inner housing, is presented towards a user during operation of the radiotelephone; and second releasably attaching means for releasable attaching the second housing to the inner housing, wherein the second housing, when attached to the inner housing, faces away from the user during operation of the radiotelephone.
    Type: Application
    Filed: May 29, 2003
    Publication date: October 16, 2003
    Inventors: Alastair S. Curtis, Bent Ole Poulsen, Michael McKay, Morten Pontoppidan, Claus Nicolaisen, Gert Plenge, Jakob Kristensen, Anne Primdahl, Jesper Andersen, Allan Moeller Kristensen
  • Support structure for a keypad
    Patent number: 6614905
    Abstract: A handset having a keypad structure for inputting information is described. The keypad structure includes a keypad assembly having a plurality of keys being interconnected by a foil, the plurality of keys being provided with activation pins, a keypad base part having a switching device that is activated by an associated activation pin when a respective key is depressed, and a support device arranged in between the keypad assembly and the keypad base part supporting the foil of the keypad in between the keys.
    Type: Grant
    Filed: February 11, 2000
    Date of Patent: September 2, 2003
    Assignee: Nokia Mobile Phones Limited
    Inventor: Jakob Kristensen
  • Exchangeable radiotelephone covers
    Patent number: 6594472
    Abstract: An electronic radiotelephone comprising a first housing, a second housing, and an inner housing having retaining means for retaining to the inner housing the electronic components of the radiotelephone; and first releasable attaching means for releasable attaching the first housing to the inner housing, wherein the first housing, when attached to the inner housing, is presented towards a user during operation of the radiotelephone; and second releasably attaching means for releasable attaching the second housing to the inner housing, wherein the second housing, when attached to the inner housing, faces away from the user during operation of the radiotelephone.
    Type: Grant
    Filed: February 11, 2000
    Date of Patent: July 15, 2003
    Assignee: Nokia Mobile Phones Ltd.
    Inventors: Alastair Curtis, Bent Ole Poulsen, Michael McKay, Morten Pontoppidan, Claus Nicolaisen, Gert Plenge, Jakob Kristensen, Anne Primdahl, Jesper Andersen, Allan Moeller Kristensen