Patents by Inventor Louis C. Iwanczyk

Louis C. Iwanczyk 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).

  • Method for confining and removing spray drift
    Patent number: 4865628
    Abstract: A method is described for spraying toxic chemicals onto agricultural plants that produces only a small amount of contained drift and then removes this drift from the air polluted.The environment is not badly damaged, less toxic chemical is used, the probability that a user will injure anyone with toxic spray drift is reduced and spraying work is made more tolerable.
    Type: Grant
    Filed: December 28, 1988
    Date of Patent: September 12, 1989
    Inventor: Louis C. Iwanczyk