Patents by Inventor Reiner Dombrowski

Reiner Dombrowski 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).

  • Vaporizing material for producing highly refractive optical layers
    Patent number: 8029923
    Abstract: The invention relates to a vapour-deposition material for the production of optical layers of high refractive index which comprises titanium oxide and gadolinium oxide and/or dysprosium oxide, to a process for the preparation thereof, and to the use thereof.
    Type: Grant
    Filed: January 23, 2004
    Date of Patent: October 4, 2011
    Assignee: Merck Patent GmbH
    Inventors: Martin Friz, Reiner Dombrowski, Beate Dombrowski, legal representative, Uwe Anthes
  • Evaporation material for the production of average refractive optical layers
    Patent number: 7790289
    Abstract: The invention relates to a vapor-deposition material for the production of optical layers of medium refractive index which comprises aluminum oxide and gadolinium oxide, dysprosium oxide and/or ytterbium oxide, to a process for the preparation thereof, and to the use thereof.
    Type: Grant
    Filed: January 28, 2004
    Date of Patent: September 7, 2010
    Assignee: Merck Patent GMBH
    Inventors: Martin Friz, Reiner Dombrowski, Uwe Anthes
  • Vapour-deposition material for the production of optical layers of high refractive index
    Patent number: 7682710
    Abstract: The invention relates to a vapour-deposition material for the production of optical layers of high refractive index which comprises titanium oxide and ytterbium oxide in a molar ratio of from 4:1 to 1:4, to a process for the preparation thereof, and to the use thereof.
    Type: Grant
    Filed: January 23, 2004
    Date of Patent: March 23, 2010
    Assignee: Merck Patent GmbH
    Inventors: Martin Friz, Reiner Dombrowski, Uwe Anthes
  • Vapor-deposition material for the production of layers of high refractive index
    Patent number: 7598196
    Abstract: The present invention relates to vapor-deposition materials comprising Ta2Ox, where x=4.81 to 4.88, to processes for the preparation of the vapor-deposition materials, and to the use thereof for the production of layers of high refractive index.
    Type: Grant
    Filed: October 14, 2005
    Date of Patent: October 6, 2009
    Assignee: Merck Patent GmbH
    Inventors: Martin Friz, Uwe Anthes, Reiner Dombrowski, Beate Dombrowski, legal representative
  • Vapour-deposition material for the production of optical layers of high refractive index
    Publication number: 20070082224
    Abstract: The invention relates to a vapour-deposition material for the production of optical layers of high refractive index which comprises titanium oxide and ytterbium oxide in a molar ratio of from 4:1 to 1:4, to a process for the preparation thereof, and to the use thereof.
    Type: Application
    Filed: January 23, 2004
    Publication date: April 12, 2007
    Inventors: Martin Friz, Reiner Dombrowski, Uwe Anthes
  • Evaporation material for the production of average refractive optical layers
    Publication number: 20060234071
    Abstract: The invention relates to a vapour-deposition material for the production of optical layers of medium refractive index which comprises aluminium oxide and gadolinium oxide, dysprosium oxide and/or ytterbium oxide, to a process for the preparation thereof, and to the use thereof.
    Type: Application
    Filed: January 28, 2004
    Publication date: October 19, 2006
    Inventors: Martin Friz, Reiner Dombrowski, Uwe Anthes
  • Vaporizing material for producing highly refractive optical layers
    Publication number: 20060083949
    Abstract: The invention relates to a vapour-deposition material for the production of optical layers of high refractive index which comprises titanium oxide and gadolinium oxide and/or dysprosium oxide, to a process for the preparation thereof, and to the use thereof.
    Type: Application
    Filed: January 23, 2004
    Publication date: April 20, 2006
    Applicant: MERCK PATENT GMBH
    Inventors: Martin Friz, Reiner Dombrowski, Uwe Anthes
  • Method and agent for producing hydrophobic layers on fluoride layers
    Patent number: 6783704
    Abstract: Process for the production of hydrophobic layers on optical substrates which have an alkaline earth metal fluoride or alkali metal fluoride layer as the outermost layer or consist of alkaline earth metal fluorides or alkali metal fluorides, by thermal vapor deposition with polyfluorohydrocarbons in a high vacuum.
    Type: Grant
    Filed: November 14, 2001
    Date of Patent: August 31, 2004
    Assignee: Merck Patent GmbH
    Inventors: Uwe Anthes, Reiner Dombrowski, Martin Friz
  • Composition for preparing water-repellent coatings on optical substrates
    Publication number: 20010033893
    Abstract: Composition for preparing water-repellent coatings on optical substrates, comprising a porous, electrically conductive molding and an organosilicon compound, obtainable by mixing an electrically conductive or semiconductive support material with a binder and subjecting the mixture to compression molding to form a compression molding, sintering the compression molding at preferably 1100 to 1500° C. in air to form a porous molding, impregnating the molding with the organosilicon compound, and ageing the impregnated molding by storage in air for at least 3 days.
    Type: Application
    Filed: June 28, 2001
    Publication date: October 25, 2001
    Inventors: Uwe Anthes, Reiner Dombrowski
  • Composition for preparing water-repellent coatings on optical substrates
    Patent number: 6296793
    Abstract: Composition for preparing water-repellent coatings on optical substrates, comprising a porous, electrically conductive molding and an organosilicon compound, obtainable by mixing an electrically conductive or semiconductive support material with a binder and subjecting the mixture to compression molding to form a compression molding, sintering the compression molding at preferably 1100 to 1500° C. in air to form a porous molding, impregnating the molding with the organosilicon compound, and ageing the impregnated molding by storage in air for at least 3 days.
    Type: Grant
    Filed: June 4, 1999
    Date of Patent: October 2, 2001
    Assignee: Merck Patent Gesellschaft mit
    Inventors: Uwe Anthes, Reiner Dombrowski
  • Optical coatings of medium refractive index
    Patent number: 6087014
    Abstract: The invention relates-to optical coatings of medium refractive index, having refractive index values of about 1.6 to 1.9, which can be obtained by vapor deposition of vapor-deposition materials having a chemical composition corresponding to the formula IYAl.sub.x O.sub.z Iwhereinx=0.5 to 5, andz=3/2.multidot.(1+x) on optical substrates.
    Type: Grant
    Filed: March 29, 1996
    Date of Patent: July 11, 2000
    Assignee: Merck Patent Gesellschaft mit beschrankter Haftung
    Inventor: Reiner Dombrowski
  • Material for and method of preparing water-repellent coatings on optical substrates
    Patent number: 5853800
    Abstract: The invention relates to a material for and method of preparing water-repellent coatings on optical substrates. Compounds of formula IC.sub.n F.sub.2n+1 --(CH.sub.2).sub.m --Si(R.sup.1 R.sup.2 R.sup.3)(I)in whichR.sup.1 is alkoxy having 1 to 3 carbon atoms or isC.sub.n F.sub.2n+1 --(CH.sub.2).sub.m --Si(R.sup.2 R.sup.3)--O--,R.sup.2 and R.sup.3 are alkyl or alkoxy having 1 to 3 carbon atoms,n is 1 to 12; andm is 1 to 6,are applied to the substrates by thermal vapor coating in a high vacuum.
    Type: Grant
    Filed: October 25, 1996
    Date of Patent: December 29, 1998
    Assignee: Merck Patent Gesellschaft mit beschrankter Haftung
    Inventors: Reiner Dombrowski, Martin Friz