Patents by Inventor Enni Harjunmaa

Enni Harjunmaa 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).

  • Nephelometer
    Patent number: 10234386
    Abstract: A nephelometer for determining the turbidity of a body of fluid in which a light beam is directed as an angled beam through the body and two light detectors measure the intensity of light scatter at two points in the beam. The two measurements are divided and scaled, and then the result is logarithmically amplified and displayed as the turbidity.
    Type: Grant
    Filed: August 10, 2017
    Date of Patent: March 19, 2019
    Inventors: Hannu Harjunmaa, Enni Harjunmaa
  • NEPHELOMETER
    Publication number: 20180045643
    Abstract: A nephelometer for determining the turbidity of a body of fluid in which a light beam is directed as an angled beam through the body and two light detectors measure the intensity of light scatter at two points in the beam. The two measurements are divided and scaled, and then the result is logarithmically amplified and displayed as the turbidity.
    Type: Application
    Filed: August 10, 2017
    Publication date: February 15, 2018
    Inventors: Hannu Harjunmaa, Enni Harjunmaa