Patents by Inventor Noam Lemelstrich

Noam Lemelstrich 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).

  • Drip or trickle emitter
    Patent number: 4281798
    Abstract: A drip or trickle emitter for use in field and crop irrigation is of outwardly pill-box like appearance, consisting of a first outer cylinderical cup shaped body and a second inner equally cup shaped body fitting into the first one, the open sides of these bodies facing opposite directions, one of the bodies having in its wall a tortuous, continuous groove.
    Type: Grant
    Filed: September 7, 1979
    Date of Patent: August 4, 1981
    Inventor: Noam Lemelstrich