Patents by Inventor Hermann Langheim

Hermann Langheim 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).

  • Luminescent fiber, production thereof and use thereof
    Publication number: 20040106008
    Abstract: A luminescent fiber is described comprising at least one fiber-forming material with at least one inorganic luminophor pigment dispersed therein, characterized in that the inorganic luminophor pigment has an average particle size of about 1 to 30 pm, and wherein the luminophor pigment produces at least in part a phosphorescence or fluorescent effect on excitation by radiation.
    Type: Application
    Filed: November 24, 2003
    Publication date: June 3, 2004
    Applicant: Honeywell International, Inc.
    Inventors: Alfred Siggel, Thomas Potrawa, Hermann Langheim
  • Luminescent fiber production thereof and use thereof
    Patent number: 6680116
    Abstract: A luminescent fiber is described comprising at least one fiber-forming material with at least one inorganic luminophor pigment dispersed therein, characterized in that the inorganic luminophor pigment has an average particle size of about 1 to 30 pm, and wherein the luminophor pigment produces at least in part a phosphorescence or fluorescent effect on excitation by radiation.
    Type: Grant
    Filed: November 20, 2002
    Date of Patent: January 20, 2004
    Assignee: Honeywell International Inc.
    Inventors: Alfred Siggel, Thomas Potrawa, Hermann Langheim
  • Luminescent fiber production thereof and use thereof
    Publication number: 20030072940
    Abstract: A luminescent fiber is described comprising at least one fiber-forming material with at least one inorganic luminophor pigment dispersed therein, characterized in that the inorganic luminophor pigment has an average particle size of about 1 to 30 pm, and wherein the luminophor pigment produces at least in part a phosphorescence or fluorescent effect on excitation by radiation.
    Type: Application
    Filed: November 20, 2002
    Publication date: April 17, 2003
    Applicant: Honeywell International, Inc.
    Inventors: Alfred Siggel, Thomas Potrawa, Hermann Langheim
  • Luminescent fiber, production thereof and use thereof
    Patent number: 6514609
    Abstract: Luminescent fiber comprising at least one fiber-forming material with at least one inorganic luminophor pigment dispersed therein, wherein the inorganic luminophor pigment has an average particle size of 1 to 30 &mgr;m.
    Type: Grant
    Filed: July 27, 2000
    Date of Patent: February 4, 2003
    Assignee: Honeywell International Inc.
    Inventors: Alfred Siggel, Thomas Potrawa, Hermann Langheim