Patents by Inventor Makoto Koshio

Makoto Koshio 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).

  • Tire with tread having blocks having cutout portions
    Patent number: 9469160
    Abstract: Provision of a tire with enhanced wet weather performance while maintaining resistance to uneven wear performance without entailing an increase in the tread rubber volume. A center block row (30) is formed extending along the tire circumferential direction U in a tread section (18). Blocks (33) configuring the center block row (30) when viewed from the tread face side are formed with long sides (34H) adjacent to respective main grooves (20L), (20R) and short sides (34S1), (34S2). Cutout portions (21) are formed in the blocks (33) on the sides of the long sides (34H).
    Type: Grant
    Filed: January 26, 2010
    Date of Patent: October 18, 2016
    Assignee: BRIDGESTONE CORPORATION
    Inventor: Makoto Koshio
  • TIRE
    Publication number: 20120006456
    Abstract: Provision of a tire with enhanced wet weather performance while maintaining resistance to uneven wear performance without entailing an increase in the tread rubber volume. A center block row (30) is formed extending along the tire circumferential direction U in a tread section (18). Blocks (33) configuring the center block row (30) when viewed from the tread face side are formed with long sides (34H) adjacent to respective main grooves (20L), (20R) and short sides (34S1), (34S2). Cutout portions (21) are formed in the blocks (33) on the sides of the long sides (34H).
    Type: Application
    Filed: January 26, 2010
    Publication date: January 12, 2012
    Applicant: BRIDGESTONE CORPORATION
    Inventor: Makoto Koshio
  • Tread portion of an automobile tire
    Patent number: D637150
    Type: Grant
    Filed: May 29, 2009
    Date of Patent: May 3, 2011
    Assignee: Bridgestone Corporation
    Inventor: Makoto Koshio
  • Tread portion of an automobile tire
    Patent number: D642974
    Type: Grant
    Filed: November 19, 2008
    Date of Patent: August 9, 2011
    Assignee: Bridgestone Corporation
    Inventor: Makoto Koshio