Patents by Inventor Christopher L. Walker

Christopher L. Walker 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).

  • Forming electrical interconnections using capillary microfluidics
    Patent number: 11937381
    Abstract: A method for manufacturing an electronic device includes providing a substrate with a first major surface having a microchannel, wherein the microchannel has a first end and a second end; dispensing a conductive liquid in the microchannel to cause the conductive liquid to move, primarily by capillary pressure, in a first direction toward the first end of the microchannel and in a second direction toward the second end of the microchannel; and solidifying the conductive liquid to form an electrically conductive trace electrically connecting a first electronic device at the first end of the microchannel to a second electronic device at the second end of the microchannel.
    Type: Grant
    Filed: December 30, 2019
    Date of Patent: March 19, 2024
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Ankit Mahajan, Mikhail L Pekurovsky, Saagar A. Shah, Kayla C. Niccum, Kara A. Meyers, Christopher G. Walker
  • Methods and Compositions for Amplification of DNA
    Publication number: 20090263871
    Abstract: The invention provides an Enzyme Blend comprising a DNA polymerase and a DNA repair enzyme. Methods and kits for amplification of DNA that is damaged, undamaged, or suspected of being damaged are also provided.
    Type: Application
    Filed: June 23, 2009
    Publication date: October 22, 2009
    Applicant: SIGMA-ALDRICH CO.
    Inventors: Christopher L. Walker, Ernest J. Mueller, Kevin J. Kayser, Jason S. Milligan, Erik R. Eastlund