Patents by Inventor Richard Semba

Richard Semba 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).

  • Electric lamp having an outer bulb
    Patent number: 7612503
    Abstract: The elongate inner bulb (1) defines a longitudinal axis (A) and is sealed at mutually opposing ends by sealing parts (6; 32), an outer bulb being placed, with an adjoining tube piece, over the inner bulb and being fixed to the sealing part by means of an annular beading formed there, the end of the tube piece being radially attached to the beading, the maximum inner diameter of the beading being larger than the outer diameter of the sealing part in the region of the beading.
    Type: Grant
    Filed: November 21, 2005
    Date of Patent: November 3, 2009
    Assignee: Osram Gesellschaft mit beschraenkter Haftung
    Inventors: Thomas Bittmann, Thomas Deutscher, Jürgen Gräf, Richard Semba, Marcel Vuc
  • Electric lamp having an outer bulb
    Publication number: 20060108929
    Abstract: The elongate bulb (1) of the lamp, which defines a longitudinal axis (A), is sealed at mutually opposing ends by sealing parts (6; 32), on which an outer bulb is fixed by means of a beading. The end of a tube piece adjoining the outer bulb is attached to the beading tangentially on the inside.
    Type: Application
    Filed: November 18, 2005
    Publication date: May 25, 2006
    Applicant: PATENT-TREUHAND-GESELLSCHAFT FUR ELEKTRISCH GLUHLAMPEN MBH
    Inventors: Thomas Bittmann, Thomas Deutscher, Jurgen Graf, Richard Semba, Marcel Vuc
  • Electric lamp having an outer bulb
    Publication number: 20060108904
    Abstract: The elongate inner bulb (1) defines a longitudinal axis (A) and is sealed at mutually opposing ends by sealing parts (6; 32), an outer bulb being placed, with an adjoining tube piece, over the inner bulb and being fixed to the sealing part by means of an annular beading formed there, the end of the tube piece being radially attached to the beading, the maximum inner diameter of the beading being larger than the outer diameter of the sealing part in the region of the beading.
    Type: Application
    Filed: November 21, 2005
    Publication date: May 25, 2006
    Applicant: PATENT-TREUHAND-GESELLSCHAFT FUR ELEKTRISCH GLUHLAMPEN MBH
    Inventors: Thomas Bittmann, Thomas Deutscher, Jurgen Graf, Richard Semba, Marcel Vuc