Patents by Inventor Hidenori Atsusawa

Hidenori Atsusawa 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).

  • BOAT PROPELLING APPARATUS
    Publication number: 20110104965
    Abstract: A boat propelling apparatus includes an outboard engine including an outboard engine main body arranged to propel a boat; a trim bracket which includes mutually opposed platy side portions and a platy front portion connecting the side portions with each other, and arranged to pivotably support the outboard engine main body; and a clamp bracket which is mountable to and demountable to a boat edge and is connected with the trim bracket via one of the side portions and the front portion. The clamp bracket includes a swivel bracket mounted to the trim bracket and a holding portion which holds the swivel bracket. The swivel bracket has a convex portion whereas the holding portion has a concave portion. The concave portion and the convex portion have an identical curvature.
    Type: Application
    Filed: July 23, 2009
    Publication date: May 5, 2011
    Applicant: YAMAHA HATSUDOKI KABUSHIKI KAISHA
    Inventor: Hidenori Atsusawa
  • Water preclusion device for marine engine
    Patent number: 7029347
    Abstract: A water preclusion device for a watercraft with an internal combustion engine for inhibiting the intrusion of water upstream into an exhaust system. The water preclusion device includes a valve controlled by exhaust gas pressure.
    Type: Grant
    Filed: October 11, 2002
    Date of Patent: April 18, 2006
    Assignee: Yamaha Hatsudoki Kabushiki Kaisha
    Inventor: Hidenori Atsusawa
  • Water preclusion device for marine engine
    Publication number: 20030077957
    Abstract: A water preclusion device for a watercraft with an internal combustion engine for inhibiting the intrusion of water upstream into an exhaust system. The water preclusion device includes a valve controlled by exhaust gas pressure.
    Type: Application
    Filed: October 11, 2002
    Publication date: April 24, 2003
    Inventor: Hidenori Atsusawa