Patents by Inventor Hironori Komiya

Hironori Komiya 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).

  • Light amount adjusting device and optical device
    Patent number: 10884316
    Abstract: A light amount adjusting device includes an opening forming member configured to form an opening portion through which light passes, a blade group configured to move on the opening forming member and form a part of a light passing opening in the opening portion, and a power transmission member arranged outside the opening portion and engaging with the blade group to transmit power. The blade group includes a straight blade configured to move linearly and a swing blade configured to swing from both sides in a straight-ahead operation of the straight blade toward a center of the light passing opening. An edge portion of the light passing opening on a side of the power transmission member or an edge portion on a side opposite to the side of the power transmission member is formed by the blade group.
    Type: Grant
    Filed: September 19, 2018
    Date of Patent: January 5, 2021
    Assignee: Canon Denshi Kabushiki Kaisha
    Inventors: Takahito Yoshizawa, Hironori Komiya
  • LIGHT AMOUNT ADJUSTING DEVICE AND OPTICAL DEVICE
    Publication number: 20190018304
    Abstract: A light amount adjusting device includes an opening forming member configured to form an opening portion through which light passes, a blade group configured to move on the opening forming member and form a part of a light passing opening in the opening portion, and a power transmission member arranged outside the opening portion and engaging with the blade group to transmit power. The blade group includes a straight blade configured to move linearly and a swing blade configured to swing from both sides in a straight-ahead operation of the straight blade toward a center of the light passing opening. An edge portion of the light passing opening on a side of the power transmission member or an edge portion on a side opposite to the side of the power transmission member is formed by the blade group.
    Type: Application
    Filed: September 19, 2018
    Publication date: January 17, 2019
    Inventors: Takahito Yoshizawa, Hironori Komiya