Patents by Inventor Eric Christol

Eric Christol 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 and device for detecting the state of an air filter in a heating and/or air-conditioning installation of an automobile
    Patent number: 6107923
    Abstract: The invention provides a method and device for detecting the state of an air filter in a ventilation system of the passenger compartment of an automobile vehicle. The installation is put into operation in a given mode and a parameter of an air flow emitted into the passenger compartment by an air nozzle of the installation is measured by means of a measurement device filled with a collector. The measured value of the parameter is then compared with a reference value, to determine whether or not the filter needs to be replaced.
    Type: Grant
    Filed: October 6, 1998
    Date of Patent: August 22, 2000
    Assignee: Chausson Service
    Inventor: Eric Christol