Patents by Inventor Stuart Mucklejohn

Stuart Mucklejohn 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).

  • A PLASMA LIGHT SOURCE WITH LOW METAL HALIDE DOSE
    Publication number: 20210257206
    Abstract: A low-dose, preferably unsaturated, fill of microwave excitable material (9), including at least two metal halides in a noble gas with an optional mercury buffer, is contained in a plasma crucible (2) to form a light emitting plasma therein.
    Type: Application
    Filed: June 7, 2019
    Publication date: August 19, 2021
    Inventors: Stuart MUCKLEJOHN, Barry PRESTON
  • Ceramic arc tube and end plugs therefor and methods of making the same
    Publication number: 20070035250
    Abstract: A one piece end plug (120, 124) for use in a three part ceramic arc tube comprises a cylindrical head portion of a diameter suitable for insertion into a cylindrical body portion and a circular leg portion formed on the head portion so as to be coaxial therewith and tapering inwardly from the head portion outwards, the whole having a through aperture for receipt of electrodes and being formed of single ceramic pressing.
    Type: Application
    Filed: August 4, 2006
    Publication date: February 15, 2007
    Inventors: Stuart Mucklejohn, Andrew Davies, Ishmail Laher, Keith Parker
  • Ceramic metal halide lamps
    Publication number: 20060290286
    Abstract: A ceramic metal halide discharge lamp has a halide dosage weight to mercury weight of between 0.40 to 0.77.
    Type: Application
    Filed: August 17, 2005
    Publication date: December 28, 2006
    Inventors: Stuart Mucklejohn, Zoltan Koltai