Patents by Inventor Bok Y. Ahn

Bok Y. Ahn 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).

  • Methods for preparation of concentrated graphene ink compositions and related composite materials
    Patent number: 10590294
    Abstract: A rapid, scalable methodology for graphene dispersion and concentration with a polymer-organic solvent medium, as can be utilized without centrifugation, to enhance graphene concentration.
    Type: Grant
    Filed: February 26, 2018
    Date of Patent: March 17, 2020
    Assignees: NORTHWESTERN UNIVERSITY, PRESIDENT AND FELLOWS OF HARVARD COLLEGE
    Inventors: Mark C. Hersam, Yu Teng Liang, Ethan B. Secor, Pradyumna L. Prabhumirashi, Kanan P. Puntambekar, Michael L. Geier, Bok Y. Ahn, Jennifer A. Lewis
  • Methods for Preparation of Concentrated Graphene Ink Compositions and Related Composite Materials
    Publication number: 20180187032
    Abstract: A rapid, scalable methodology for graphene dispersion and concentration with a polymer-organic solvent medium, as can be utilized without centrifugation, to enhance graphene concentration.
    Type: Application
    Filed: February 26, 2018
    Publication date: July 5, 2018
    Inventors: Mark C. Hersam, Yu Teng Liang, Ethan B. Secor, Pradyumna L. Prabhumirashi, Kanan P. Puntambekar, Michael L. Geier, Bok Y. Ahn, Jennifer A. Lewis
  • Methods for preparation of concentrated graphene ink compositions and related composite materials
    Patent number: 9902866
    Abstract: A rapid, scalable methodology for graphene dispersion and concentration with a polymer-organic solvent medium, as can be utilized without centrifugation, to enhance graphene concentration.
    Type: Grant
    Filed: August 24, 2015
    Date of Patent: February 27, 2018
    Assignees: Northwestern University, President and Fellows of Harvard College
    Inventors: Mark C. Hersam, Yu Teng Liang, Ethan B. Secor, Pradyumna L. Prabhumirashi, Kanan P. Puntambekar, Michael L. Geier, Bok Y. Ahn, Jennifer A. Lewis
  • Methods for preparation of concentrated graphene ink compositions and related composite materials
    Publication number: 20170081537
    Abstract: A rapid, scalable methodology for graphene dispersion and concentration with a polymer-organic solvent medium, as can be utilized without centrifugation, to enhance graphene concentration.
    Type: Application
    Filed: August 24, 2015
    Publication date: March 23, 2017
    Inventors: Mark C. Hersam, Yu Teng Liang, Ethan B. Secor, Pradyumna L. Prabhumirashi, Kanan P. Puntambekar, Michael L. Geier, Bok Y. Ahn, Jennifer A. Lewis