Patents by Inventor Ruediger Graf

Ruediger Graf 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).

  • Metal oxide particles aftertreated with organic phosphorus compounds
    Patent number: 9309272
    Abstract: The invention relates to metal oxide particles and/or metal hydroxide particles, aftertreated with an organic phosphorus compound, process for the preparation thereof, and compositions comprising same.
    Type: Grant
    Filed: September 12, 2014
    Date of Patent: April 12, 2016
    Assignees: MERCK PATENT GMBH, SACHTLEBEN CHEMIE GMBH
    Inventors: Joern Beck, Ruediger Graf, Frank Pfluecker, Gabriele Benkner, Bernd Hirthe, Stephan John
  • METAL OXIDE PARTICLES AFTERTREATED WITH ORGANIC PHOSPHORUS COMPOUNDS
    Publication number: 20150010602
    Abstract: The invention relates to metal oxide particles and/or metal hydroxide particles, aftertreated with an organic phosphorus compound, process for the preparation thereof, and compositions comprising same.
    Type: Application
    Filed: September 12, 2014
    Publication date: January 8, 2015
    Applicants: MERCK PATENT GMBH, SACHTLEBEN CHEMIE GMBH
    Inventors: Joern BECK, Ruediger GRAF, Frank PFLUECKER, Gabriele BENKNER, Bernd HIRTHE, Stephan JOHN
  • Metal oxide particles aftertreated with organic phosphorus compounds
    Patent number: 8883215
    Abstract: The invention relates to metal oxide particles and/or metal hydroxide particles, aftertreated with an organic phosphorus compound, process for the preparation thereof, and compositions comprising same.
    Type: Grant
    Filed: February 28, 2011
    Date of Patent: November 11, 2014
    Assignees: Merck Patent GmbH, Sachtleben Chemie GmbH
    Inventors: Joern Beck, Ruediger Graf, Frank Pfluecker, Gabriele Benkner, Bernd Hirthe, Stephan John
  • METAL OXIDE PARTICLES AFTERTREATED WITH ORGANIC PHOSPHORUS COMPOUNDS
    Publication number: 20130011350
    Abstract: The invention relates to metal oxide particles and/or metal hydroxide particles, aftertreated with an organic phosphorus compound, process for the preparation thereof, and compositions comprising same.
    Type: Application
    Filed: February 28, 2011
    Publication date: January 10, 2013
    Applicants: SACHTLEBEN CHEMIE GMBH, MERCK PATENT GMBH
    Inventors: Joern Beck, Ruediger Graf, Frank Pfluecker, Gabriele Benkner, Bernd Hirthe, Stephan John
  • Method for organizing the execution of electronically controlled switching processes
    Patent number: 6795739
    Abstract: A method for organizing the execution of electronically controlled switching processes, in which sequential and/or parallel steps (S1 to S9) are activated by preset transition conditions (T1 to T9) and are deactivated by the advancement of the execution. During the activation of a step (S1 to S9), respectively inadmissible parallel steps are deactivated, each of the respectively inadmissible steps previously having been documented in a stored matrix.
    Type: Grant
    Filed: December 9, 2002
    Date of Patent: September 21, 2004
    Assignee: Siemens Aktiengesellschaft
    Inventors: Ruediger Graf, Georg Rupprecht
  • Method for organizing the execution of electronically controlled switching processes
    Publication number: 20030128087
    Abstract: A method for organizing the execution of electronically controlled switching processes, in which sequential and/or parallel steps (S1 to S9) are activated by preset transition conditions (T1 to T9) and are deactivated by the advancement of the execution. During the activation of a step (S1 to S9), respectively inadmissible parallel steps are deactivated, each of the respectively inadmissible steps previously having been documented in a stored matrix.
    Type: Application
    Filed: December 9, 2002
    Publication date: July 10, 2003
    Applicant: SIEMENS AKTIENGESELLSCHAFT
    Inventors: Ruediger Graf, Georg Rupprecht