Patents by Inventor Michael Duerr

Michael Duerr 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).

  • Publication number: 20100202900
    Abstract: The invention relates to a hydrostatic machine having an actuating device for adjusting a displacement volume of the hydrostatic machine, wherein the actuating device has a return element (3) for actuating a control valve (15) as a function of a position of the actuating device, wherein a valve unit (6) is further provided for adjusting an actuating pressure of the actuating device, which is activated mechanically by means of the return element (3).
    Type: Application
    Filed: July 28, 2008
    Publication date: August 12, 2010
    Applicant: ROBERT BOSCH GMBH
    Inventors: Michael Duerr, Clemens Krebs
  • Publication number: 20100024877
    Abstract: A method of preparing a porous semiconductor film on a substrate comprising the steps: a) preparing, on a first substrate, an adhesion layer capable of providing electrical and mechanical contact between a porous semiconductor layer attached to said adhesion layer and said first substrate, b) applying on a second substrate that is capable of withstanding temperatures >=300° C.
    Type: Application
    Filed: December 12, 2007
    Publication date: February 4, 2010
    Applicant: Sony Deutschland GMBH
    Inventors: Michael Duerr, Gabriele Nelles, Akio Yasuda, Yusuke Suzuki, Kazuhiro Noda
  • Publication number: 20090090881
    Abstract: An electromagnetic pressure regulating valve has a valve portion for conducting and regulating the pressure of an operating medium, such as oil, a magnet portion for actuating the valve portion for regulating the pressure of the operating medium and having a magnet housing, in which a magnet core is located that as needed exerts magnetic force on an armature, located in the magnet housing, a spring with a spring force generating a pressure activation threshold to be overcome upon regulation and located between the armature and an adjusting ball that is located in a pole piece of the magnet housing, and the spring has regions of different diameter.
    Type: Application
    Filed: September 29, 2008
    Publication date: April 9, 2009
    Inventors: Erwin Mueller, Klaus Schudt, Michael Duerr, Rene Deponte, Guido Daimer
  • Publication number: 20090050205
    Abstract: The present invention relates to a semiconductor compound having the general formula AxB1-xCy, to a method of optimizing positions of a conduction band and a valence band of a semiconductor material using said semiconductor compound, and to a photoactive device comprising said semiconductor compound.
    Type: Application
    Filed: December 20, 2006
    Publication date: February 26, 2009
    Applicant: Sony Deutschland GMBH
    Inventors: Michael Duerr, Silvia Rosselli, Gabriele Nelles, Akio Yasuda
  • Publication number: 20080283119
    Abstract: The invention relates to a method of producing a porous semiconductor film and to a suspension of semiconductor particles. It further relates to a porous semiconductor film produced by the method, and to an electronic device, in particular a solar cell comprising said semiconductor film.
    Type: Application
    Filed: February 22, 2005
    Publication date: November 20, 2008
    Applicant: Sony Deutschland GmbH
    Inventors: Michael Duerr, Gabriele Nelles, Akio Yasuda
  • Publication number: 20080245410
    Abstract: The present invention relates to a photovoltaic cell, a method of manufacturing such photovoltaic cell, and to uses of such cell.
    Type: Application
    Filed: December 21, 2007
    Publication date: October 9, 2008
    Applicants: Sony Deutschland GmbH, Sony Corporation
    Inventors: Michael Duerr, Gabriele Nelles, Akio Yasuda, Masahiro Morooka, Yusuke Suzuki, Kazuhiro Noda
  • Publication number: 20070209696
    Abstract: The invention relates to a method of producing a porous semiconductor film and the film resulting from such production. It furthermore relates to an electronic device incorporating such film and to potential uses of such film.
    Type: Application
    Filed: January 17, 2005
    Publication date: September 13, 2007
    Applicant: Sony Deutschland GmbH
    Inventors: Michael Duerr, Andreas Schmid, Gabriele Nelles, Akio Yasuda
  • Publication number: 20070062576
    Abstract: The present invention relates to two-compartment or multi-compartment photovoltaic cells, their uses and methods of their production.
    Type: Application
    Filed: June 4, 2004
    Publication date: March 22, 2007
    Inventors: Michael Duerr, Gabriele Nelles, Akio Yasuda
  • Publication number: 20070051941
    Abstract: The invention relates to a photovoltaic device, uses of the photovoltaic device, combinations of this photovoltaic device with circuits and to a method of generating electricity from light using this photovoltaic device.
    Type: Application
    Filed: July 20, 2004
    Publication date: March 8, 2007
    Applicant: Sony Deutschland GmbH
    Inventors: Michael Duerr, Gabriele Nelles, Akio Yasuda