Patents by Inventor Alexandre Walgenwitz

Alexandre Walgenwitz 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).

  • Computer estimation method, and method for oil exploration and development using such a method
    Patent number: 9891344
    Abstract: The invention relates to a method for estimating a set of variables associated with sites of an area, the method comprising the following steps: a) a set of observation data is supplied, b) a variable associated with a site of a first sub-area is estimated by krigeing, using the precision matrix of the first sub-area, c) a second adjacent sub-area is determined, d) a variable associated with a site of the second sub-area is estimated by krigeing, on the basis of the first sub-space, the second sub-space, and the precision matrix determined for the first sub-space.
    Type: Grant
    Filed: March 8, 2012
    Date of Patent: February 13, 2018
    Assignee: TOTAL SA
    Inventors: Denis Allard, Alexandre Walgenwitz, Pierre Biver
  • COMPUTER ESTIMATION METHOD, AND METHOD FOR OIL EXPLORATION AND DEVELOPMENT USING SUCH A METHOD
    Publication number: 20140149044
    Abstract: The invention relates to a method for estimating a set of variables associated with sites of an area, the method comprising the following steps: a) a set of observation data is supplied, b) a variable associated with a site of a first sub-area is estimated by krigeing, using the precision matrix of the first sub-area, c) a second adjacent sub-area is determined, d) a variable associated with a site of the second sub-area is estimated by krigeing, on the basis of the first sub-space, the second sub-space, and the precision matrix determined for the first sub-space.
    Type: Application
    Filed: March 8, 2012
    Publication date: May 29, 2014
    Applicant: TOTAL SA
    Inventors: Denis Allard, Alexandre Walgenwitz, Pierre Biver