Patents by Inventor Richard Ernest Guy

Richard Ernest Guy 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).

  • Dust collection device
    Patent number: 4096894
    Abstract: This invention relates to dust collection and, more particularly, to the collection of dust and the reduction of product giveaway when packaging flowable powders.
    Type: Grant
    Filed: August 10, 1977
    Date of Patent: June 27, 1978
    Assignee: E. I. Du Pont de Nemours and Company
    Inventor: Richard Ernest Guy