Patents by Inventor Whanwook Chang

Whanwook Chang 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).

  • Apparatus and method for assessment of interstitial tissue
    Patent number: 11109759
    Abstract: A handheld optical coherence tomography imaging and tissue sampling system and method of imaging and sampling a tissue is disclosed. The method includes inserting a catheter probe into a biopsy needle. The biopsy needle can be attached to a hand-held scanning and sampling device. The biopsy needle is maneuvered to an investigation site. A three-dimensional image of the tissue at the investigation site is captured with the catheter probe.
    Type: Grant
    Filed: February 28, 2018
    Date of Patent: September 7, 2021
    Assignee: Physical Sciences, Inc.
    Inventors: Nicusor V. Iftimia, Whanwook Chang
  • APPARATUS AND METHOD FOR ASSESSMENT OF INTERSTITIAL TISSUE
    Publication number: 20180263498
    Abstract: A handheld optical coherence tomography imaging and tissue sampling system and method of imaging and sampling a tissue is disclosed. The method includes inserting a catheter probe into a biopsy needle. The biopsy needle can be attached to a hand-held scanning and sampling device. The biopsy needle is maneuvered to an investigation site. A three-dimensional image of the tissue at the investigation site is captured with the catheter probe.
    Type: Application
    Filed: February 28, 2018
    Publication date: September 20, 2018
    Inventors: Nicusor V. Iftimia, Whanwook Chang
  • Apparatus and Method for Assessment of Interstitial Tissue
    Publication number: 20160007854
    Abstract: A handheld optical coherence tomography imaging and tissue sampling system and method of imaging and sampling a tissue is disclosed. The method includes inserting a catheter probe into a biopsy needle. The biopsy needle can be attached to a hand-held scanning and sampling device. The biopsy needle is maneuvered to an investigation site. A three-dimensional image of the tissue at the investigation site is captured with the catheter probe.
    Type: Application
    Filed: July 9, 2015
    Publication date: January 14, 2016
    Inventors: Nicusor V. Iftimia, Whanwook Chang