Patents by Inventor Frank A. Severa

Frank A. Severa 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).

  • Liquid level gage and illuminator therefor
    Patent number: 7047806
    Abstract: The present invention provides a liquid level gage and an illuminator therefor. One embodiment of the liquid level gage includes a housing, a liquid column, an illuminator, and a power supply. The housing has a first or front end and a second or rear end. The liquid column includes a plurality of liquid column bodies connected to the front end of the housing. The liquid column also includes a first or front port assembly and a second or rear port assembly connected to each liquid column body. The liquid column is connected, either directly or indirectly, to a vessel. The illuminator includes a plurality of directed light source assemblies connected to the rear end of the housing. Half of the directed light source assemblies emit a first color light and half of the directed light source assemblies emit a second color light. A pair of bi-color directed light source assemblies (i.e.
    Type: Grant
    Filed: September 12, 2003
    Date of Patent: May 23, 2006
    Assignee: Clark-Reliance Corporation
    Inventors: Kenneth H. Kowalski, Frank A. Severa
  • LIQUID LEVEL GAGE AND ILLUMINATOR THEREFOR
    Publication number: 20050056091
    Abstract: The present invention provides a liquid level gage and an illuminator therefor. One embodiment of the liquid level gage includes a housing, a liquid column, an illuminator, and a power supply. The housing has a first or front end and a second or rear end. The liquid column includes a plurality of liquid column bodies connected to the front end of the housing. The liquid column also includes a first or front port assembly and a second or rear port assembly connected to each liquid column body. The liquid column is connected, either directly or indirectly, to a vessel. The illuminator includes a plurality of directed light source assemblies connected to the rear end of the housing. Half of the directed light source assemblies emit a first color light and half of the directed light source assemblies emit a second color light. A pair of bi-color directed light source assemblies (i.e.
    Type: Application
    Filed: September 12, 2003
    Publication date: March 17, 2005
    Inventors: Kenneth Kowalski, Frank Severa