Patents by Inventor Walter C. Netschert

Walter C. Netschert 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: 4858627
    Abstract: A portable hat system enables the smoking of tobacco type products without affecting the environment includes a hat for covering the head of the smoker, an integral fan for intaking ambient air (contaminated and non contaminated) into the hat with this intake ambient air flowing in front of the smoker's face, a filtration, purification and deionization system for removal of combustion products, such as smoke odors and positive ions from the intake ambient air, and an exhaust system for expelling the filtered deodorized, deionized and optionally scented air from the hat.
    Type: Grant
    Filed: May 25, 1988
    Date of Patent: August 22, 1989
    Inventor: Walter C. Netschert