Patents by Inventor Jeffrey Bruce Hill

Jeffrey Bruce Hill 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).

  • Index modulation in glass using a femtosecond laser
    Patent number: 6853785
    Abstract: The invention relates to inducing a refractive index change in the glass substrate of a polymer coated optical device by using a high numeric aperture lens to focus a femtosecond laser beam through the polymeric coating to the substrate without damaging the polymeric coating.
    Type: Grant
    Filed: November 15, 2002
    Date of Patent: February 8, 2005
    Assignee: 3M Innovative Properties Co.
    Inventors: Douglas Scott Dunn, Jeffrey Michael Florczak, Jeffrey Bruce Hill, Harvey William Kalweit
  • Optical fiber or waveguide lens
    Patent number: 6822190
    Abstract: Method of making a lens on an optical fiber or waveguide using a femtosecond laser. The lens may be further smoothed by the application of heat.
    Type: Grant
    Filed: December 12, 2002
    Date of Patent: November 23, 2004
    Assignee: 3M Innovative Properties Company
    Inventors: Robert Leland Wee Smithson, Jeffrey Bruce Hill, Stephen Paul Le Blanc
  • Optical fiber or waveguide lens
    Publication number: 20040112877
    Abstract: Method of making a lens on an optical fiber or waveguide using a femtosecond laser. The lens may be further smoothed by the application of heat.
    Type: Application
    Filed: December 12, 2002
    Publication date: June 17, 2004
    Applicant: 3M Innovative Properties Company
    Inventors: Robert Leland Wee Smithson, Jeffrey Bruce Hill, Stephen Paul Le Blanc
  • Index modulation in glass using a femtosecond laser
    Publication number: 20030110810
    Abstract: The invention relates to inducing a refractive index change in the glass substrate of a polymer coated optical device by using a high numeric aperture lens to focus a femtosecond laser beam through the polymeric coating to the substrate without damaging the polymeric coating.
    Type: Application
    Filed: November 15, 2002
    Publication date: June 19, 2003
    Applicant: 3M Innovative Properties Company
    Inventors: Douglas Scott Dunn, Jeffrey Michael Florczak, Jeffrey Bruce Hill, Harvey William Kalweit