Patents by Inventor Masanao Oozeki

Masanao Oozeki 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).

  • Screen printing machine
    Patent number: 5046414
    Abstract: An improved printing machine includes a screen stencil supported over a surface of a material to be printed and having first and second ends, a squeegee which applies a force on the screen stencil as it travels thereacross, and the screen stencil having first and second ends, the first end being parallel to the squeegee sides and supported for movement forward and backward in accordance with forward and backward movement of the squeegee across the screen stencil so as to maintain the tension in the screen stencil constant on the side of the squeegee holding the ink.
    Type: Grant
    Filed: August 24, 1990
    Date of Patent: September 10, 1991
    Inventor: Masanao Oozeki
  • Screen printing machine
    Patent number: 5036760
    Abstract: An improved printing machine includes a screen stencil supported over a surface of a material to be printed and having first and second ends, a squeegee which applies a force on the screen stencil as it travels thereacross, and the screen stencil having first and second ends, the first end being parallel to the squeegee sides and supported for movement forward and backward in accordance with forward and backward movement of the squeegee across the screen stencil so as to maintain the tension in the screen stencil constant on the side of the squeegee holding the ink.
    Type: Grant
    Filed: October 18, 1989
    Date of Patent: August 6, 1991
    Inventor: Masanao Oozeki