Patents by Inventor William C. GRAHAM

William C. GRAHAM 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).

  • Implantable blood pump
    Patent number: 9623162
    Abstract: A blood pump having a rotor and a stator, in which the rotor has a filled core channel and a plurality of filled radial channels configured to maximize the communication of magnetic flux.
    Type: Grant
    Filed: October 29, 2015
    Date of Patent: April 18, 2017
    Assignee: RELIANTHEART INC.
    Inventors: William C. Graham, Frederick D. Swain, Anthony Williams, Bryan E. Lynch, Rodger G. Ford, Sailesh Saxena
  • IMPLANTABLE BLOOD PUMP
    Publication number: 20160228629
    Abstract: A blood pump having a rotor and a stator, in which the rotor has a filled core channel and a plurality of filled radial channels configured to maximize the communication of magnetic flux.
    Type: Application
    Filed: October 29, 2015
    Publication date: August 11, 2016
    Inventors: William C. GRAHAM, Frederick D. SWAIN, Anthony WILLIAMS, Bryan E. LYNCH, Rodger G. FORD, Sailesh SAXENA
  • Yard chemical dispensing apparatus
    Patent number: 6948663
    Abstract: A chemical distribution apparatus contains at least one, and preferably multiple chambers which house magazines which accept solid lawn treatment chemicals such as fertilizers, herbicides, fungicides, insecticides, lime treatments, pre-emergents, post-emergents, and the like. As water is passed into the chemical distribution apparatus, it is preferably selectively controlled by a controller to a particular chamber for distribution of a particular chemical in accordance with a pre-set schedule.
    Type: Grant
    Filed: June 16, 2003
    Date of Patent: September 27, 2005
    Inventors: William C. Graham, Jr., Annette Michelle Graham