Patents by Inventor Eiji Okawa

Eiji Okawa 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).

  • Printing machine with sound reducing apparatus
    Patent number: 5970866
    Abstract: A printing machine comprising a sheet feeding station for feeding sheets into a printing station and capable of being detachably attached into a sheet inlet, a sheet discharging station for discharging printed sheets from the printing station and positioned near a sheet outlet, and a cover disposed near at least the sheet inlet or the sheet outlet and shielding either the sheet inlet or sheet outlet except for at a sheet passing area thereof.
    Type: Grant
    Filed: July 21, 1997
    Date of Patent: October 26, 1999
    Assignee: Tohoku Ricoh Co., Ltd.
    Inventor: Eiji Okawa