Patents by Inventor James F. Sarver

James F. Sarver 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).

  • Fluorescent lamp containing a mercury zinc amalgam and a method of manufacture
    Patent number: 6339287
    Abstract: A fluorescent lamp containing zinc amalgam and a method of precisely controlling the amount of mercury introduced into a temperature controlled fluorescent lamp. Precise quantities of mercury may be introduced into a fluorescent lamp in the form of solid zinc amalgam pellets that are in a metastable, non-equilibrium state.
    Type: Grant
    Filed: September 1, 1994
    Date of Patent: January 15, 2002
    Assignee: Advanced Lighting Technologies, Inc.
    Inventors: James F. Sarver, Duane A. Stafford, Steven C. Hansen, Timothy R. Brumleve
  • Fluorescent lamp containing a mercury zinc amalgam and a method of manufacture
    Patent number: 5882237
    Abstract: A fluorescent lamp containing zinc amalgam and a method of precisely controlling the amount of mercury introduced into a temperature controlled fluorescent lamp. Precise quantities of mercury may be introduced into a fluorescent lamp in the form of solid zinc amalgam pellets that are in a metastable, non-equilibrium state.
    Type: Grant
    Filed: April 4, 1997
    Date of Patent: March 16, 1999
    Assignee: Advanced Lighting Technologies, Inc.
    Inventors: James F. Sarver, Duane A. Stafford, Steven C. Hansen, Timothy R. Brumleve