Patents by Inventor Jan Fröjdman

Jan Fröjdman 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).

  • Patent number: 8882500
    Abstract: An integrated dental care apparatus includes a patient chair and a dental care unit. The dental care unit is mounted on a floor while the dental care unit and the patient chair are structurally connected by a structure which supports the patient chair. Both the dental care unit and the patient chair have means for enabling them to be turned in relation to a vertical axis.
    Type: Grant
    Filed: November 20, 2007
    Date of Patent: November 11, 2014
    Assignee: Planmeca Oy
    Inventors: Jan Fröjdman, Arto Virta, Timo Müller, Arto Huotari
  • Publication number: 20100112513
    Abstract: The invention concerns an integrated dental care apparatus which comprises a patient chair and a dental care unit, which according to the invention are arranged to comprise means for mounting the dental care unit on a floor while the dental care unit and the patient chair are structurally connected by means which support the patient chair, and wherein both the dental care unit and the patient chair are arranged to comprise means for enabling them to be turned in relation to a vertical axis.
    Type: Application
    Filed: November 20, 2007
    Publication date: May 6, 2010
    Inventors: Jan Fröjdman, Arto Virta, Timo Müller, Arto Huotari
  • Patent number: 6647089
    Abstract: The object of the invention is a method and apparatuses used in tissue imaging, in particular for positioning the tissue to be imaged in the imaging area. For example, in mammography the tissue has generally been, among other things, compressed with compression plates and/or even physically pulled into the imaging area. In accordance with the invention, a tissue stretching solution is presented, whereby a tissue stretching means, which comprises a layer of flexible material that is translucent to the energy form, containing image information, used in imaging, is simply, quickly and effortlessly feedable and attachable to the tissue stretching device.
    Type: Grant
    Filed: August 2, 2001
    Date of Patent: November 11, 2003
    Assignee: Planmed Oy
    Inventors: Arto Virta, Jan Fröjdman, Timo Sulin-Saaristo, Jorma Jänkävaara