Patents by Inventor Charles Fred Pepper

Charles Fred Pepper 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).

  • Method for borehole measurement of formation properties
    Publication number: 20040162676
    Abstract: The present invention is a method of estimating formation properties by analyzing acoustic waves that are emitted from and received by a bottom hole assembly.
    Type: Application
    Filed: February 17, 2004
    Publication date: August 19, 2004
    Applicant: EXXONMOBIL UPSTREAM RESEARCH COMPANY
    Inventors: Hans Thomann, Charles Fred Pepper, Stuart Ronald Keller
  • Method for borehole measurement of formation properties
    Publication number: 20040059512
    Abstract: The present invention is a method of estimating formation properties by analyzing acoustic waves that are emitted from and received by a bottom hole assembly.
    Type: Application
    Filed: September 18, 2003
    Publication date: March 25, 2004
    Applicant: ExxonMobil Upstream Research Company, State of Incorporation: Delaware
    Inventors: Hans Thomann, Charles Fred Pepper, Stuart Ronald Keller
  • Method for borehole measurement of formation properties
    Publication number: 20040059511
    Abstract: The present invention is a method of estimating formation properties by analyzing acoustic waves that are emitted from and received by a bottom hole assembly.
    Type: Application
    Filed: September 18, 2003
    Publication date: March 25, 2004
    Applicant: ExxonMobil Upstream Research Company
    Inventors: Hans Thomann, Charles Fred Pepper, Stuart Ronald Keller
  • Method for borehole measurement of formation properties
    Publication number: 20020159332
    Abstract: The present invention is a method of estimating formation properties by analyzing acoustic waves that are emitted from and received by a bottom hole assembly.
    Type: Application
    Filed: October 9, 2001
    Publication date: October 31, 2002
    Inventors: Hans Thomann, Charles Fred Pepper, Stuart Ronald Keller