Patents by Inventor Peter W. Hodgson

Peter W. Hodgson 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).

  • Patent number: 4644174
    Abstract: On-line apparatus for analyzing the formation of a moving web of paper, using a source of light directing a beam through the paper and a photodetector receiving the light which has passed through the paper, has a circuit preferably including a tunable band pass filter and demodulator producing a D.C. output reflecting size and distribution of flocs. The output gives similar results to those obtained by visual judgement of formation.
    Type: Grant
    Filed: September 13, 1985
    Date of Patent: February 17, 1987
    Assignee: CIP Inc.
    Inventors: Roland J. Ouellette, Peter W. Hodgson, Roland J. Trepanier