Patents by Inventor Syuichi Hosoya

Syuichi Hosoya 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).

  • Lens apparatus
    Patent number: 6512639
    Abstract: In a collapsing mechanism of the projecting lens apparatus, when a focus ring is moved to the back over a moving range for adjusting the focus, the focus ring is connected to a zoom ring. Then, the zoom ring rotates by following the focus ring which moves to the back, and a first and a second zoom lenses are moved to the back over a moving range for adjusting the zoom. Therefore, the focus ring completely collapses into a body of a projector.
    Type: Grant
    Filed: September 26, 2001
    Date of Patent: January 28, 2003
    Assignee: Fuji Photo Optical Co., Ltd.
    Inventor: Syuichi Hosoya
  • Lens apparatus
    Publication number: 20020039239
    Abstract: In a collapsing mechanism of the projecting lens apparatus, when a focus ring is moved to the back over a moving range for adjusting the focus, the focus ring is connected to a zoom ring. Then, the zoom ring rotates by following the focus ring which moves to the back, and a first and a second zoom lenses are moved to the back over a moving range for adjusting the zoom. Therefore, the focus ring completely collapses into a body of a projector.
    Type: Application
    Filed: September 26, 2001
    Publication date: April 4, 2002
    Inventor: Syuichi Hosoya