Patents by Inventor Leonardus W. M. M. Terstappen

Leonardus W. M. M. Terstappen 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).

  • Particle discriminator and method
    Patent number: 5017497
    Abstract: Method and apparatus for analyzing particles based on different depolarizing structure associated with the different particle types. Cells in a flow cytometer are illuminated with a linearly polarized light, producing scattered depolarized light whose intensity range, at a selected measuring angle, and in a suitable discriminating space, is used to analyze different particle types.
    Type: Grant
    Filed: March 20, 1989
    Date of Patent: May 21, 1991
    Assignee: Sequoia-Turner Corporation
    Inventors: Bernard Gerard de Grooth, Jan Greve, Leonardus W. M. M. Terstappen