Patents by Inventor Sachio Matsui

Sachio Matsui 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).

  • Fuel cell unit, fuel cell unit array, fuel cell module and fuel cell system
    Patent number: 8486551
    Abstract: The present invention provides a fuel cell unit, fuel cell unit array, fuel cell module and fuel cell system that can achieve a reduction in size and costs.
    Type: Grant
    Filed: September 29, 2006
    Date of Patent: July 16, 2013
    Assignee: Micro Silitron Inc.
    Inventors: Kenneth Ejike Okoye, Emenike Chinedozi Ejiogu, Sachio Matsui
  • Fuel Cell Unit, Fuel Cell Unit Array, Fuel Cell Module and Fuel Cell System
    Publication number: 20090258276
    Abstract: The present invention provides a fuel cell unit, fuel cell unit array, fuel cell module and fuel cell system that can achieve a reduction in size and costs.
    Type: Application
    Filed: September 29, 2006
    Publication date: October 15, 2009
    Inventors: Kenneth Ejike Okoye, Emenike Chinedozi Ejiogu, Sachio Matsui
  • Exhaust gas control device for engines
    Patent number: 4896504
    Abstract: A motorcycle having an exhaust system with an exhaust control valve that is provided to improve engine mid-range performance without adversely affecting high range performance. Several embodiments of valves are disclosed, all of which include a valve member that is movable to a position to obstruct the flow through the exhaust gas but is also movable to an opened position wherein the exhaust gas flow is completely unobstructed. The exhaust control valve is suspended independently from the chassis and is configured so as to promote smooth flow of exhaust gases through it.
    Type: Grant
    Filed: November 30, 1987
    Date of Patent: January 30, 1990
    Assignee: Yamaha Matsudoki Kabushiki Kaisha
    Inventor: Sachio Matsui