Patents by Inventor Toshifumi Maruyama

Toshifumi Maruyama 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 barrel, imaging apparatus, and manufacturing method for lens barrel
    Patent number: 11320622
    Abstract: A lens barrel includes a lens containing resin, and a lens holder configured to hold the lens via an adhesive. The lens includes a first area, and a second area, the adhesive being applied to the second area, and the second area being adhered to the lens holder and containing more oxides or modified materials of the resin than the first area.
    Type: Grant
    Filed: April 10, 2018
    Date of Patent: May 3, 2022
    Assignee: CANON KABUSHIKI KAISHA
    Inventor: Toshifumi Maruyama
  • Image generating apparatus, imaging observing apparatus, imaging apparatus, and storage medium storing image processing program
    Patent number: 10326941
    Abstract: An image generating apparatus includes a first generator configured to obtain a first image using a first camera with a first angle of view, a second generator configured to obtain a second image using a second camera with a second angle of view wider than the first angle of view, and a generator configured to generate an observation image using the first image and the second image. The observation image is observable as a double image in which the first image and the second image are superimposed on each other in an area that contains a center of the first image.
    Type: Grant
    Filed: April 12, 2017
    Date of Patent: June 18, 2019
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Kazuhiro Noguchi, Katsuhiko Sato, Toshifumi Maruyama, Rei Ito, Yasuhiro Hatakeyama
  • LENS BARREL, IMAGING APPARATUS, AND MANUFACTURING METHOD FOR LENS BARREL
    Publication number: 20180299636
    Abstract: A lens barrel includes a lens containing resin, and a lens holder configured to hold the lens via an adhesive. The lens includes a first area, and a second area, the adhesive being applied to the second area, and the second area being adhered to the lens holder and containing more oxides or modified materials of the resin than the first area.
    Type: Application
    Filed: April 10, 2018
    Publication date: October 18, 2018
    Inventor: Toshifumi Maruyama
  • IMAGE GENERATING APPARATUS, IMAGE OBSERVING APPARATUS, IMAGING APPARATUS, AND STORAGE MEDIUM STORING IMAGE PROCESSING PROGRAM
    Publication number: 20170302856
    Abstract: An image generating apparatus includes a first generator configured to obtain a first image using a first camera with a first angle of view, a second generator configured to obtain a second image using a second camera with a second angle of view wider than the first angle of view, and a generator configured to generate an observation image using the first image and the second image. The observation image is observable as a double image in which the first image and the second image are superimposed on each other in an area that contains a center of the first image.
    Type: Application
    Filed: April 12, 2017
    Publication date: October 19, 2017
    Inventors: Kazuhiro Noguchi, Katsuhiko Sato, Toshifumi Maruyama, Rei Ito, Yasuhiro Hatakeyama