Patents by Inventor Ronald Richard Duff, JR.

Ronald Richard Duff, 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).

  • Toothbrush head
    Patent number: 9220335
    Abstract: A toothbrush head having a top surface and a bottom surface opposite the top surface is described herein. The head has a first portion, a second portion, and an opening between the first portion and the second portion. The opening extends from the top surface to the bottom surface. A first plurality of contact elements are positioned on the first portion and the second portion. A second plurality of contact elements are positioned on the first portion and the second portion. Each of the second plurality of contact elements has an elastomer.
    Type: Grant
    Filed: October 15, 2013
    Date of Patent: December 29, 2015
    Assignee: The Gillette Company
    Inventors: Phillip Maurice Braun, William Ralph Brown, Jr., Thomas Aurele Christman, Thomas Craig Masterman, Karen Lynn Claire-Zimmet, Ronald Richard Duff, Jr.
  • Toothbrush Head
    Publication number: 20140033458
    Abstract: A toothbrush head having a top surface and a bottom surface opposite the top surface is described herein. The head has a first portion, a second portion, and an opening between the first portion and the second portion. The opening extends from the top surface to the bottom surface. A first plurality of contact elements are positioned on the first portion and the second portion. A second plurality of contact elements are positioned on the first portion and the second portion. Each of the second plurality of contact elements has an elastomer.
    Type: Application
    Filed: October 15, 2013
    Publication date: February 6, 2014
    Applicant: The Gillette Company
    Inventors: Phillip Maurice Braun, William Ralph Brown, JR., Thomas Aurele Christman, Thomas Craig Masterman, Karen Lynn Claire-Zimmet, Ronald Richard Duff, JR.
  • Toothbrush head
    Patent number: 8528148
    Abstract: A toothbrush head having a top surface and a bottom surface opposite the top surface is described herein. The head has a first portion, a second portion, and an opening between the first portion and the second portion. The opening extends from the top surface to the bottom surface. A first plurality of contact elements are positioned on the first portion and the second portion. A second plurality of contact elements are positioned on the first portion and the second portion. Each of the second plurality of contact elements has an elastomer.
    Type: Grant
    Filed: June 7, 2011
    Date of Patent: September 10, 2013
    Assignee: The Gillette Company
    Inventors: Phillip Maurice Braun, Thomas Aurele Christman, Thomas Craig Masterman, Karen Lynn Claire-Zimmet, Ronald Richard Duff, Jr., Stephanie Brown
  • RAZOR BLADES WITH ALUMINUM MAGNESIUM BORIDE (AlMgB14)-BASED COATINGS
    Publication number: 20130031794
    Abstract: This invention relates to a novel application of hard, low friction aluminum magnesium boride (AlMgB14, also known as BAM) based ceramic coatings to surfaces of razor components and in particular to blade edges of razor blades. On razor blade edges, these coatings may elevate blade performance, while also simplifying the manufacturing process.
    Type: Application
    Filed: July 30, 2012
    Publication date: February 7, 2013
    Inventors: Ronald Richard Duff, JR., Jeffrey Stuart Parker, Yongqing Ju, Xiandong Wang
  • Intraoral Imaging Devices And Methods
    Publication number: 20120156634
    Abstract: Disclosed is an intraoral imaging method that includes providing an intraoral imaging device having at least one biteplate including a dental impression material and a track, at least one carriage assembly that travels along at least a portion of the track, and imaging equipment which is secured to the at least one carriage assembly; locating the at least one biteplate between upper and lower teeth of the subject such that the dental impression material cooperates with at least one of the upper and lower teeth to provide repeatable registration within an oral cavity of the subject; and obtaining image data using the imaging equipment.
    Type: Application
    Filed: December 21, 2010
    Publication date: June 21, 2012
    Applicant: The Procter & Gamble Company
    Inventors: Ronald Richard Duff, JR., Thomas Aurele Christman, Marianne Zsiska, Richard H. Cohen, Mark David Vallon
  • Toothbrush Head
    Publication number: 20110271474
    Abstract: A toothbrush head having a top surface and a bottom surface opposite the top surface is described herein. The head has a first portion, a second portion, and an opening between the first portion and the second portion. The opening extends from the top surface to the bottom surface. A first plurality of contact elements are positioned on the first portion and the second portion. A second plurality of contact elements are positioned on the first portion and the second portion. Each of the second plurality of contact elements has an elastomer.
    Type: Application
    Filed: June 7, 2011
    Publication date: November 10, 2011
    Applicant: The Gillette Company
    Inventors: William Ralph Brown, JR., Phillip Maurice Braun, Thomas Aurele Christman, Thomas Craig Masterman, Karen Lynn Claire-Zimmet, Ronald Richard Duff, JR., Stephanie Brown