Patents by Inventor Raoul Hendrikus Elisabeth Maria Martens

Raoul Hendrikus Elisabeth Maria Martens 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).

  • Amber Glass
    Publication number: 20080261798
    Abstract: A colored glass has a formula of R?20—RO—SiO2, wherein R? is an alkali metal element and R is an alkaline earth metal element. The colored glass comprises between 0.01 and 1% by weight of molybdenum expressed as MoO3 and between 0.01 and 2.5% by weight of sulfur expressed as SO3. The colored glass further comprises between 7.8 and 14% by weight of potassium expressed as K2O and between 0.68 and 5.42% by weight of sodium expressed as Na2O. The sum of the concentrations of potassium and sodium expressed as K2O and Na2O is between 11 and 17% by weight.
    Type: Application
    Filed: September 21, 2006
    Publication date: October 23, 2008
    Applicant: KONINKLIJKE PHILIPS ELECTRONICS, N.V.
    Inventors: Jean-Sebastien Straetmans, Simon Flink, Theodorus Herman Ketelaar, Raoul Hendrikus Elisabeth Maria Martens