Patents by Inventor Loris Lorenzon

Loris Lorenzon 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).

  • Interior ventilation adjustment device
    Patent number: 5232402
    Abstract: Interior ventilation adjustment device including a first seat which is arrangeable in a building partition and which is provided with a first opening communicating with the building exterior and a second opening communicating with the building interior. The device further includes a pivoting shutter element for closing said second opening actuated by a lever accommodated in a box-like structure which exclusively opens to the building interior. The shutter element is accommodated in the first seat so as to be out of sight from the building exterior.
    Type: Grant
    Filed: January 15, 1992
    Date of Patent: August 3, 1993
    Assignee: Permasteelisa S.p.A.
    Inventor: Loris Lorenzon