Patents by Inventor Mohammad Ahmad

Mohammad Ahmad 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).

  • Filter in sample drawing device
    Patent number: 3966606
    Abstract: The present invention relates to a double leaf filter head for drawing clear samples from a liquid to be analysed. The filter head is of especial use in drawing samples of phoshoric acid whose SO.sub.4 .sup.-.sup.- ion content is to be analysed by turbidimetric methods.
    Type: Grant
    Filed: February 5, 1975
    Date of Patent: June 29, 1976
    Assignee: Fisons Limited
    Inventor: Mohammad Ahmad