Patents by Inventor William Drayer

William Drayer 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).

  • Integral evaporator and accumulator for air conditioning system
    Patent number: 4679410
    Abstract: An integral evaporator and accumulator for a motor vehicle air conditioning system formed with a stack of generally similarly configured plates and a pair of tanks.
    Type: Grant
    Filed: October 30, 1986
    Date of Patent: July 14, 1987
    Assignee: General Motors Corporation
    Inventor: William Drayer