Patents by Inventor Donald R. Ulrich

Donald R. Ulrich 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).

  • Process for producing liquid crystalline composites
    Patent number: 4944895
    Abstract: This invention provides an optical medium which consists of a composite of a homogeneous inorganic oxide glass monolith with a microporous structure containing a liquid crystalline component.In one embodiment this invention provides a sol-gel process for producing a composite of a transparent homogeneous microporous inorganic oxide glass monolith and a liquid crystalline compound.
    Type: Grant
    Filed: August 24, 1988
    Date of Patent: July 31, 1990
    Assignee: Hoechst Celanese Corp.
    Inventors: Alan Buckley, Tessie M. Che, Thomas M. Leslie, James B. Stamatoff, Dagobert E. Stuetz, Donald R. Ulrich
  • Process for preparing liquid crystalline polymer composites
    Patent number: 4937013
    Abstract: This invention provides an optical medium which consists of a composite of a homogeneous inorganic oxide glass monolith with a microporous structure containing a liquid crystalline polymer component.In one embodiment this invention provides a sole-gel process for producing a composite of a transparent homogeneous microporous inorganic oxide glass monolith and a liquid crystalline polymer.
    Type: Grant
    Filed: September 19, 1988
    Date of Patent: June 26, 1990
    Assignee: Hoechst Celanese Corp.
    Inventors: Alan Buckley, Tessie M. Che, Thomas M. Leslie, James B. Stamatoff, Dagobert E. Stuetz, Donald R. Ulrich
  • Electrooptic device having a liquid crystalline polymer composite optical component
    Patent number: 4933111
    Abstract: This invention provides an optical medium which consists of a composite of a homogeneous inorganic oxide glass monolith with a microporous structure containing a liquid crystalline polymer component.In one embodient this invention provides a sol-gel process for producing a composite of a transparent homogeneous microporous inorganic oxide glass monolith and a liquid crystalline polymer.
    Type: Grant
    Filed: September 19, 1988
    Date of Patent: June 12, 1990
    Assignee: Hoechst Celanese Corp.
    Inventors: Alan Buckley, Tessie M. Che, Thomas M. Leslie, James B. Stamatoff, Dagobert E. Stuetz, Donald R. Ulrich
  • Optical light switch or modulator device with a liquid crystalline composite optical component
    Patent number: 4898454
    Abstract: This invention provides an optical medium which consists of a composite of a homogeneous inorganic oxide glass monolith with a microporous structure containing a liquid crystalline component. In one embodiment this invention provides a sol-gel process for producing a composite of a transparent homogeneous microporous inorganic oxide glass monolith and a liquid crystalline compound.
    Type: Grant
    Filed: August 24, 1988
    Date of Patent: February 6, 1990
    Assignee: Hoechst Celanese Corporation
    Inventors: Alan Buckley, Tessie M. Che, Thomas M. Leslie, James B. Stamatoff, Dagobert E. Stuetz, Donald R. Ulrich
  • Inorganic-organic composite compositions exhibiting nonlinear optical response
    Patent number: 4898755
    Abstract: This invention provides an optical medium which consists of an inorganic glass monolith with a microporous structure containing an organic component which exhibits nonlinear optical response.In one embodiment this invention provides a sol-gel process for producing a composite of a transparent homogeneous microporous inorganic oxide glass monolith and an organic compound which exhibits nonlinear optical response.
    Type: Grant
    Filed: October 24, 1988
    Date of Patent: February 6, 1990
    Assignee: Hoechst Celanese Corporation
    Inventors: Tessie M. Che, Dagobert E. Stuetz, Alan Buckley, Donald R. Ulrich
  • Inorganic-organic composite compositions exhibiting nonlinear optical response
    Patent number: 4861129
    Abstract: This invention provides an optical medium which consists of an inorganic glass monolith with a microporous structure containing an organic component which exhibits nonlinear optical response.In one embodiment this invention provides a sol-gel process for producing a composite of a transparent homogeneous microporous inorganic oxide glass monolith and an organic compound which exhibits nonliner optical response.
    Type: Grant
    Filed: October 24, 1988
    Date of Patent: August 29, 1989
    Assignee: Hoechst Celanese Corp.
    Inventors: Tessie M. Che, Dagobert E. Stuetz, Alan Buckley, Donald R. Ulrich
  • Inorganic-organic composite compositons exhibiting nonlinear optical response
    Patent number: 4851270
    Abstract: This invention provides an optical medium which consists of an inorganic glass monolith with a microporous structure containing an organic component which exhibits nonlinear optical response.In one embodiment this invention provides a sol-gel process for producing a composite of a transparent homogeneous microporous inorganic oxide glass monolith and an organic compound which exhibits nonlinear optical response.
    Type: Grant
    Filed: April 17, 1987
    Date of Patent: July 25, 1989
    Assignee: Hoechst Celanese Corporation
    Inventors: Tessie M. Che, Dagobert E. Stuetz, Alan Buckley, Donald R. Ulrich
  • Liquid crystalline composites
    Patent number: 4814211
    Abstract: This invention provides an optical medium which consists of a composite of homogeneous inorganic oxide glass monolith with a microporous structure containing a liquid crystalline component.In one embodiment this invention provides a sol-gel process for producing a composite of a transparent homogeneous microporous inorganic oxide glass monolith and a liquid crystalline compound.
    Type: Grant
    Filed: April 10, 1987
    Date of Patent: March 21, 1989
    Assignee: Hoechst Celanese Corporation
    Inventors: Alan Buckley, Tessie M. Che, Thomas M. Leslie, James B. Stamatoff, Dagobert E. Stuetz, Donald R. Ulrich