Patents by Inventor Matthew K. Leonard

Matthew K. Leonard 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).

  • Zoysiagrass plant named `De Anza`
    Patent number: PP9127
    Abstract: A new and distinct variety of Zoysiagrass which has a longer growing season and green color retention in winter and less anthocyanin than the variety `El Toro`.
    Type: Grant
    Filed: January 13, 1994
    Date of Patent: May 2, 1995
    Assignee: The Regents of the University of California
    Inventors: Victor A. Gibeault, Matthew K. Leonard, Victor B. Youngner, deceased, Violet E. Janowitz, heir
  • Zoysiagrass plant named `Victoria`
    Patent number: PP9135
    Abstract: A new and distinct variety of Zoysiagrass which has a longer growing season and green color retention in winter and less anthocyanin than the variety `El Toro`.
    Type: Grant
    Filed: January 13, 1994
    Date of Patent: May 9, 1995
    Assignee: The Regents of the University of California
    Inventors: Victor A. Gibeault, Matthew K. Leonard, Victor B. Youngner, deceased