Patents by Inventor Naoki S. Rikita

Naoki S. Rikita 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).

  • Method of determining the number of active diamonds on a conditioning disk
    Patent number: 7410411
    Abstract: The invention relates to a method for determining the number of active diamonds on a conditioning disk. In particular, the method comprises (a) contacting a diamond conditioner disk with a hard surface, wherein the diamond-containing side of the diamond conditioning disk is facing the hard surface, (b) moving the diamond conditioner disk under a load across the hard surface so as to cause any active diamonds present on the diamond-containing side of the diamond conditioner disk to leave a mark corresponding to each active diamond, and (c) counting the marks to determine the number of active diamonds on the diamond conditioner disk.
    Type: Grant
    Filed: September 28, 2006
    Date of Patent: August 12, 2008
    Assignees: Araca, Incorporated, Mitsubishi Materials Corporation
    Inventors: Leonard Borucki, Naoki S. Rikita
  • METHOD OF DETERMINING THE NUMBER OF ACTIVE DIAMONDS ON A CONDITIONING DISK
    Publication number: 20080078231
    Abstract: The invention relates to a method for determining the number of active diamonds on a conditioning disk. In particular, the method comprises (a) contacting a diamond conditioner disk with a hard surface, wherein the diamond-containing side of the diamond conditioning disk is facing the hard surface, (b) moving the diamond conditioner disk under a load across the hard surface so as to cause any active diamonds present on the diamond-containing side of the diamond conditioner disk to leave a mark corresponding to each active diamond, and (c) counting the marks to determine the number of active diamonds on the diamond conditioner disk.
    Type: Application
    Filed: September 28, 2006
    Publication date: April 3, 2008
    Applicants: Araca, Incorporated, Mitsubishi Materials Corporation
    Inventors: Leonard Borucki, Naoki S. Rikita