Patents by Inventor Krishnaswamy K. Rangan

Krishnaswamy K. Rangan 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).

  • ALUMINUM PHOSPHATE COMPOSITIONS, COATINGS AND RELATED COMPOSITES AND APPLICATIONS
    Publication number: 20120128993
    Abstract: Composites comprising an aluminum phosphate-based coating component and methods for sealing porous substrate surfaces.
    Type: Application
    Filed: September 19, 2011
    Publication date: May 24, 2012
    Inventors: Sankar Sambasivan, Krishnaswamy K. Rangan
  • Aluminum phosphate compounds, coatings, related composites and applications
    Patent number: 8021758
    Abstract: Composites comprising an aluminum phosphate-based coating component and methods for sealing porous substrate surfaces.
    Type: Grant
    Filed: October 5, 2005
    Date of Patent: September 20, 2011
    Assignee: Applied Thin Films, Inc.
    Inventors: Sankar Sambasivan, Krishnaswamy K. Rangan
  • Aluminum phosphate based microspheres
    Patent number: 7833342
    Abstract: Aluminum phosphate-based microspheres and related compositions and methods of use.
    Type: Grant
    Filed: June 27, 2006
    Date of Patent: November 16, 2010
    Assignee: Applied Thin Films, Inc.
    Inventors: Sankar Sambasivan, Krishnaswamy K. Rangan
  • Aluminum phosphate coatings
    Publication number: 20100279000
    Abstract: Aluminophosphate compounds and compositions as can be used for substrate or composite films and coating to provide or enhance, without limitation, planarization, anti-biofouling and/or anti-microbial properties.
    Type: Application
    Filed: December 21, 2007
    Publication date: November 4, 2010
    Inventors: Sankar Sambasivan, Kimberly A. Steiner, Krishnaswamy K. Rangan
  • Aluminum phosphate based microspheres
    Publication number: 20080035021
    Abstract: Aluminum phosphate-based microspheres and related compositions and methods of use.
    Type: Application
    Filed: June 27, 2006
    Publication date: February 14, 2008
    Inventors: Sankar Sambasivan, Krishnaswamy K. Rangan
  • Aluminum phosphate coatings
    Patent number: 7311944
    Abstract: Aluminophosphate compounds and compositions as can be used for substrate or composite films and coating to provide or enhance, without limitation, planarization, anti-biofouling and/or anti-microbial properties.
    Type: Grant
    Filed: December 23, 2003
    Date of Patent: December 25, 2007
    Assignee: Applied Thin Films, Inc.
    Inventors: Sankar Sambasivan, Kimberly A. Steiner, Krishnaswamy K. Rangan
  • Aluminum phosphate coatings
    Publication number: 20040206267
    Abstract: Aluminophosphate compounds and compositions as can be used for substrate or composite films and coating to provide or enhance, without limitation, planarization, anti-biofouling and/or anti-microbial properties.
    Type: Application
    Filed: December 23, 2003
    Publication date: October 21, 2004
    Inventors: Sankar Sambasivan, Kimberly A. Steiner, Krishnaswamy K. Rangan