Patents by Inventor Yasutaka Morikoshi

Yasutaka Morikoshi 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).

  • Blade driving device and image capturing device
    Patent number: 10649309
    Abstract: A blade driving device includes an opening forming member forming an opening portion, a pivotal member pivoting about the opening portion, blades configured to enter or exit from the opening portion upon receiving power transmitted from the pivotal member, a cover member arranged so that the pivotal member and the plurality of blades are located between the cover and the opening forming member, and engaging portions engaging the of blades with the opening forming member. The pivotal member comes into slidable contact with the engaging portions in a process of pivoting. A pivotal position of the pivotal member with respect to the opening forming member is defined by the engaging portions.
    Type: Grant
    Filed: January 7, 2019
    Date of Patent: May 12, 2020
    Assignee: Canon Denshi Kabushiki Kaisha
    Inventors: Takahito Yoshizawa, Yusuke Inui, Yasutaka Morikoshi, Shinya Nakawaki, Satoru Yajima, Yoshiyuki Koyama
  • BLADE DRIVING DEVICE AND IMAGE CAPTURING DEVICE
    Publication number: 20190137845
    Abstract: A blade driving device includes an opening forming member forming an opening portion, a pivotal member pivoting about the opening portion, blades configured to enter or exit from the opening portion upon receiving power transmitted from the pivotal member, a cover member arranged so that the pivotal member and the plurality of blades are located between the cover and the opening forming member, and engaging portions engaging the of blades with the opening forming member. The pivotal member comes into slidable contact with the engaging portions in a process of pivoting. A pivotal position of the pivotal member with respect to the opening forming member is defined by the engaging portions.
    Type: Application
    Filed: January 7, 2019
    Publication date: May 9, 2019
    Inventors: Takahito Yoshizawa, Yusuke Inui, Yasutaka Morikoshi, Shinya Nakawaki, Satoru Yajima, Yoshiyuki Koyama
  • Blade driving device and image capturing device
    Patent number: 10209605
    Abstract: A blade driving device includes an opening forming member forming an opening portion, a pivotal member pivoting about the opening portion, blades configured to enter or exit from the opening portion upon receiving power transmitted from the pivotal member, a cover member arranged so that the pivotal member and the plurality of blades are located between the cover and the opening forming member, and engaging portions engaging the of blades with the opening forming member. The pivotal member comes into slidable contact with the engaging portions in a process of pivoting. A pivotal position of the pivotal member with respect to the opening forming member is defined by the engaging portions.
    Type: Grant
    Filed: November 21, 2017
    Date of Patent: February 19, 2019
    Assignee: Canon Denshi Kabushiki Kaisha
    Inventors: Takahito Yoshizawa, Yusuke Inui, Yasutaka Morikoshi, Shinya Nakawaki, Satoru Yajima, Yoshiyuki Koyama
  • BLADE DRIVING DEVICE AND IMAGE CAPTURING DEVICE
    Publication number: 20180074387
    Abstract: A blade driving device includes an opening forming member forming an opening portion, a pivotal member pivoting about the opening portion, blades configured to enter or exit from the opening portion upon receiving power transmitted from the pivotal member, a cover member arranged so that the pivotal member and the plurality of blades are located between the cover and the opening forming member, and engaging portions engaging the of blades with the opening forming member. The pivotal member comes into slidable contact with the engaging portions in a process of pivoting. A pivotal position of the pivotal member with respect to the opening forming member is defined by the engaging portions.
    Type: Application
    Filed: November 21, 2017
    Publication date: March 15, 2018
    Inventors: Takahito Yoshizawa, Yusuke Inui, Yasutaka Morikoshi, Shinya Nakawaki, Satoru Yajima, Yoshiyuki Koyama
  • Interchangeable lens for camera
    Patent number: D881973
    Type: Grant
    Filed: January 22, 2016
    Date of Patent: April 21, 2020
    Assignee: Canon Denshi Kabushiki Kaisha
    Inventors: Satoru Yajima, Yoshiyuki Koyama, Yasutaka Morikoshi
  • Interchangeable lens for camera
    Patent number: D986309
    Type: Grant
    Filed: September 24, 2019
    Date of Patent: May 16, 2023
    Assignee: Canon Denshi Kabushiki Kaisha
    Inventors: Satoru Yajima, Yoshiyuki Koyama, Yasutaka Morikoshi