Patents by Inventor Richard J. Drew

Richard J. Drew 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).

  • Publication number: 20230090053
    Abstract: The present disclosure relates to novel compounds for use in therapeutic treatment of a disease associated with peptidylarginine deiminases (PADs), such as peptidylarginine deiminase type 4 (PAD4). The present disclosure also relates to processes and intermediates for the preparation of such compounds, methods of using such compounds and pharmaceutical compositions comprising the compounds described herein.
    Type: Application
    Filed: December 21, 2021
    Publication date: March 23, 2023
    Inventors: Daniel H. Byun, Zhenhong R. Cai, Eda Y. Canales, Laurent P. Debien, Timothy R. Hansen, Richard Huang, Petr Jansa, Rick A. Lee, Jennifer A. Loyer-Drew, Ryan McFadden, Michael L. Mitchell, Hyung-Jung Pyun, Roland D. Saito, Michael S. Sangi, Adam J. Schrier, Marina E. Shatskikh, James G. Taylor, Joshua J. Van Veldhuizen, Lianhong Xu
  • Patent number: 4034762
    Abstract: This vas cautery apparatus includes a bipolar needle electrode, a pencil hand control, and a cautery electronic circuit. The bipolar needle electrode comprises a unitary center conductor and tip and the center conductor may be effectively insulated from an outer conductor by an insulating tubing. A relatively easily manipulated electrical connector joins the bipolar needle electrode to the pencil hand control. An output waveform from the cautery electronic circuit has an alternating potential characteristic during periods of the waveform.
    Type: Grant
    Filed: August 4, 1975
    Date of Patent: July 12, 1977
    Assignee: Electro Medical Systems, Inc.
    Inventors: G. Ronald Cosens, Richard J. Drew