Patents by Inventor Lilach Bonstein

Lilach Bonstein 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).

  • pH sensor for indicating the pH of a sample
    Patent number: 6562297
    Abstract: A pH sensor for the visual or optical indication of the pH of a sample. The pH sensor includes a hydrophilic, optionally intrinsically charged or neutral, synthetic membrane and at least one pH indicator dye immobilized thereto, so as to prevent appreciated bleeding of the at least one indicator dye from the synthetic membrane upon immersion in an aqueous liquid.
    Type: Grant
    Filed: August 12, 1999
    Date of Patent: May 13, 2003
    Assignee: Common Sense Ltd.
    Inventors: Lilach Bonstein, Amnon Kritzman