Patents by Inventor Steven Selwyn Staal

Steven Selwyn Staal 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).

  • Test chip with plug for measuring the concentration of an analyte in a liquid, housing for test chip and socket for plug
    Patent number: 9410924
    Abstract: Measurement device (10) for taking a liquid sample, comprising: a measurement portion (15) with a measurement surface (20), for being in use contacted with the liquid surface and a plug portion (40) having a plurality of electrical contacts (50), wherein the plug portion (40) is mountable to a socket (110) of a measurement evaluation apparatus (100).
    Type: Grant
    Filed: May 18, 2007
    Date of Patent: August 9, 2016
    Assignee: CE-MATE B.V.
    Inventors: Steven Selwyn Staal, Jan Floris, Marko Blom, Johannes Oonk
  • Ion sensor for fluid and method for its manufacture
    Patent number: 8465637
    Abstract: The invention provides a method for the measurement of a concentration of a charged species in a sample, the sample having a plurality of types of charged species and at least one insoluble component. The method comprises: providing the sample on a surface of a partly permeable layer (30); allowing components of the sample to pass through the partly permeable layer (30) into a channel (12); and separating the components into sections, such that each at least one of the sections substantially comprises a single type of the plurality of the types of charged species, and determining the charge concentration in the at least one of the sections.
    Type: Grant
    Filed: November 21, 2006
    Date of Patent: June 18, 2013
    Assignee: Medimate Holding B.V.
    Inventors: Steven Selwyn Staal, Jan Floris, Albert Van Den Berg
  • TEST CHIP WITH PLUG FOR MEASURING THE CONCENTRATION OF AN ANALYTE IN A LIQUID, HOUSING FOR TEST CHIP AND SOCKET FOR PLUG
    Publication number: 20100236926
    Abstract: Measurement device (10) for taking a liquid sample, comprising: a measurement portion (15) with a measurement surface (20), for being in use contacted with the liquid surface and a plug portion (40) having a plurality of electrical contacts (50), wherein the plug portion (40) is mountable to a socket (110) of a measurement evaluation apparatus (100).
    Type: Application
    Filed: May 18, 2007
    Publication date: September 23, 2010
    Inventors: Steven Selwyn Staal, Jan Floris, Marko Blom, Johannes Oonk
  • ION SENSOR FOR FLUID AND METHOD FOR ITS MANUFACTURE
    Publication number: 20100062082
    Abstract: The invention provides a method for the measurement of a concentration of a charged species in a sample, the sample having a plurality of types of charged species and at least one insoluble component. The method comprises: providing the sample on a surface of a partly permeable layer (30); allowing components of the sample to pass through the partly permeable layer (30) into a channel (12); and separating the components into sections, such that each at least one of the sections substantially comprises a single type of the plurality of the types of charged species, and determining the charge concentration in the at least one of the sections.
    Type: Application
    Filed: November 21, 2006
    Publication date: March 11, 2010
    Inventors: Steven Selwyn Staal, Jan Floris, Albert Van Den Berg