Patents by Inventor Donald Raymond Crowe, JR.

Donald Raymond Crowe, JR. 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).

  • Alkaline cell with additive for improved discharge performance
    Patent number: 8728659
    Abstract: The present disclosure generally relates to an alkaline electrochemical cell comprising an additive for improved discharge performance. The additive is a finely dispersed superabsorbent material comprising particles having a substantially uniform shape and a small particle size relative to typical materials used in alkaline cells. The superabsorbent material results in enhanced discharge performance of the alkaline cell by increasing access of zinc to the electrolyte.
    Type: Grant
    Filed: May 28, 2010
    Date of Patent: May 20, 2014
    Assignee: Spectrum Brands, Inc.
    Inventors: M. Edgar Armacanqui, Andrew J. Roszkowski, Donald Raymond Crowe, Jr.
  • ALKALINE CELL WITH ADDITIVE FOR IMPROVED DISCHARGE PERFORMANCE
    Publication number: 20110294004
    Abstract: The present disclosure generally relates to an alkaline electrochemical cell comprising an additive for improved discharge performance. The additive is a finely dispersed superabsorbent material comprising particles having a substantially uniform shape and a small particle size relative to typical materials used in alkaline cells. The superabsorbent material results in enhanced discharge performance of the alkaline cell by increasing access of zinc to the electrolyte.
    Type: Application
    Filed: May 28, 2010
    Publication date: December 1, 2011
    Applicant: ROVCAL, INC.
    Inventors: M. Edgar Armacanqui, Andrew J. Roszkowski, Donald Raymond Crowe, JR.