Patents by Inventor Morimitsu Manabe

Morimitsu Manabe 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).

  • Propeller for watercraft and outboard motor
    Patent number: 8105046
    Abstract: A propeller for watercraft having excellent abrasion resistance includes a propeller body having a blade and a hub portion, the propeller body being molded by casting an aluminum alloy, and an anodic oxide coating provided so as to cover a surface of the propeller body, the anodic oxide coating being obtained by performing a blast treatment for the surface of the propeller body and thereafter subjecting the surface to anodic oxidation.
    Type: Grant
    Filed: August 17, 2007
    Date of Patent: January 31, 2012
    Assignee: Yamaha Hatsudoki Kabushiki Kaisha
    Inventors: Toru Kitsunai, Morimitsu Manabe, Yukihiro Kurimoto
  • PROPELLER FOR WATERCRAFT AND OUTBOARD MOTOR
    Publication number: 20080050990
    Abstract: A propeller for watercraft having excellent abrasion resistance includes a propeller body having a blade and a hub portion, the propeller body being molded by casting an aluminum alloy, and an anodic oxide coating provided so as to cover a surface of the propeller body, the anodic oxide coating being obtained by performing a blast treatment for the surface of the propeller body and thereafter subjecting the surface to anodic oxidation.
    Type: Application
    Filed: August 17, 2007
    Publication date: February 28, 2008
    Applicant: YAMAHA HATSUDOKI KABUSHIKI KAISHA
    Inventors: Toru Kitsunai, Morimitsu Manabe, Yukihiro Kurimoto