Patents by Inventor Benjamin D. Mendoza

Benjamin D. Mendoza 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).

  • Unitary valve filter combustion
    Patent number: 4836238
    Abstract: A easily manufactured unitary valve and filter assembly of compact design allows replacement of the installed particulate filter without requiring difficult dissasembly. A cylindrical mesh filter is contained in a capped receptacle in the assembly and is accessible by removal of the cap. The shut off valve is operable to stop fluid flow while the filter is withdrawn from its receptacle in the assembly to be cleaned or replaced.
    Type: Grant
    Filed: February 12, 1988
    Date of Patent: June 6, 1989
    Assignee: Robert Manufacturing Co.
    Inventors: William L. Wright, Benjamin D. Mendoza
  • Liquid control assembly
    Patent number: 4729400
    Abstract: A liquid control assembly for controlling the flow of a liquid into a reservoir. A float means for shutting off the flow of liquid when the reservoir is full is provided. Also, a means for independently shutting off the flow of liquid is provided so that an easily accessible filter may be removed and cleaned.
    Type: Grant
    Filed: March 17, 1986
    Date of Patent: March 8, 1988
    Assignee: Robert Manufacturing Company
    Inventors: Benjamin D. Mendoza, William L. Wright