Patents by Inventor Tetsuya Sekine

Tetsuya Sekine 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).

  • Patent number: 9662007
    Abstract: Provided is an ophthalmologic apparatus, which is configured to perform observation and photographing of an eye to be examined via an objective lens, and which allows the observation or the like of the eye to be examined irrespective of a posture of an examinee. The ophthalmologic apparatus includes: a main body part including an optical system and the objective lens that are configured to perform the observation and the photographing; a stand part configured to support the main body part with respect to an installation surface; a chin rest part configured to place a chin of an examinee thereon; and a forehead rest configured to bring a forehead of the examinee into abutment therewith. In the ophthalmologic apparatus, the chin rest part, the forehead rest, and the objective lens can be integrally changed in elevation angle with respect to the stand part.
    Type: Grant
    Filed: January 14, 2015
    Date of Patent: May 30, 2017
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Kazuhiro Watanabe, Hidero Matsumoto, Tetsuya Sekine
  • Publication number: 20150342458
    Abstract: An ophthalmic apparatus includes an image-capturing unit that captures an image of an eye to be examined, a main body having in a rod-like shape and that accommodates the image-capturing unit, an eyepiece portion that is positioned at a first end of the main body in an axial direction of the main body and that is brought into contact with a portion around the eye to be examined, and a display that is positioned at a second end of the main body in the axial direction of the main body and that displays an image of the eye to be examined. The main body includes a holding portion that is to be held by a hand of an examiner and that extends in the axial direction of the main body.
    Type: Application
    Filed: May 27, 2015
    Publication date: December 3, 2015
    Inventors: Kazuhiro Watanabe, Sakiko Yamaguchi, Naofumi Sekine, Tetsuya Sekine, Hideki Hayashi, Wataru Kaku
  • Publication number: 20150208913
    Abstract: Provided is an ophthalmologic apparatus, which is configured to perform observation and photographing of an eye to be examined via an objective lens, and which allows the observation or the like of the eye to be examined irrespective of a posture of an examinee. The ophthalmologic apparatus includes: a main body part including an optical system and the objective lens that are configured to perform the observation and the photographing; a stand part configured to support the main body part with respect to an installation surface; a chin rest part configured to place a chin of an examinee thereon; and a forehead rest configured to bring a forehead of the examinee into abutment therewith. In the ophthalmologic apparatus, the chin rest part, the forehead rest, and the objective lens can be integrally changed in elevation angle with respect to the stand part.
    Type: Application
    Filed: January 14, 2015
    Publication date: July 30, 2015
    Inventors: Kazuhiro Watanabe, Hidero Matsumoto, Tetsuya Sekine
  • Patent number: D502501
    Type: Grant
    Filed: March 14, 1996
    Date of Patent: March 1, 2005
    Assignee: Canon Kabushiki Kaisha
    Inventors: Tetsuya Sekine, Hiroyuki Tokuda, Masaru Iketani, Masaaki Izumida, Yoichi Taneya
  • Patent number: D437880
    Type: Grant
    Filed: October 8, 1999
    Date of Patent: February 20, 2001
    Assignee: Canon Kabushiki Kaisha
    Inventors: Toshimi Chiba, Tetsuya Sekine, Hitomi Ito, Manabu Inoue
  • Patent number: D438225
    Type: Grant
    Filed: June 8, 2000
    Date of Patent: February 27, 2001
    Assignee: Canon Kabushiki Kaisha
    Inventor: Tetsuya Sekine
  • Patent number: D438553
    Type: Grant
    Filed: June 20, 2000
    Date of Patent: March 6, 2001
    Assignee: Canon Kabushiki Kaisha
    Inventors: Tetsuya Sekine, Masahito Owada
  • Patent number: D442615
    Type: Grant
    Filed: September 18, 2000
    Date of Patent: May 22, 2001
    Assignee: Canon Kabushiki Kaisha
    Inventors: Masahito Owada, Tetsuya Sekine
  • Patent number: D442625
    Type: Grant
    Filed: October 8, 1999
    Date of Patent: May 22, 2001
    Assignee: Canon Kabushiki Kaisha
    Inventors: Toshimi Chiba, Manabu Inoue, Tetsuya Sekine, Hitomi Ito
  • Patent number: D443892
    Type: Grant
    Filed: January 11, 2000
    Date of Patent: June 19, 2001
    Assignee: Canon Kabushiki Kaisha
    Inventors: Tetsuya Sekine, Toshiaki Hirosawa, Shogo Kawamura, Riichi Saito, Osamu Morita
  • Patent number: D471218
    Type: Grant
    Filed: January 14, 2002
    Date of Patent: March 4, 2003
    Assignee: Canon Kabushiki Kaisha
    Inventor: Tetsuya Sekine
  • Patent number: D486167
    Type: Grant
    Filed: February 21, 2003
    Date of Patent: February 3, 2004
    Assignee: Canon Kabushiki Kaisha
    Inventors: Tetsuya Sekine, Yuji Kondoh
  • Patent number: D430200
    Type: Grant
    Filed: December 29, 1994
    Date of Patent: August 29, 2000
    Assignee: Canon Kabushiki Kaisha
    Inventors: Yoichi Taneya, Hiroyuki Ishinaga, Hiroyuki Tokuda, Tetsuya Sekine
  • Patent number: D433443
    Type: Grant
    Filed: October 8, 1999
    Date of Patent: November 7, 2000
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hitomi Ito, Toshimi Chiba, Tetsuya Sekine, Manabu Inoue, Hisakazu Shimizu
  • Patent number: D434793
    Type: Grant
    Filed: October 8, 1999
    Date of Patent: December 5, 2000
    Assignee: Canon Kabushiki Kaisha
    Inventors: Toshimi Chiba, Tetsuya Sekine, Hitomi Ito, Manabu Inoue, Hisakazu Shimizu
  • Patent number: D435266
    Type: Grant
    Filed: October 8, 1999
    Date of Patent: December 19, 2000
    Inventors: Tetsuya Sekine, Toshimi Chiba, Manabu Inoue, Hitomi Ito, Hisakazu Shimizu
  • Patent number: D812759
    Type: Grant
    Filed: January 15, 2016
    Date of Patent: March 13, 2018
    Inventors: Tetsuya Sekine, Naofumi Sekine
  • Patent number: D820120
    Type: Grant
    Filed: February 24, 2017
    Date of Patent: June 12, 2018
    Assignee: Canon Kabushiki Kaisha
    Inventor: Tetsuya Sekine
  • Patent number: D961774
    Type: Grant
    Filed: November 13, 2020
    Date of Patent: August 23, 2022
    Assignee: Canon Medical Systems Corporation
    Inventors: Tetsuya Sekine, Koichiro Oishi
  • Patent number: D964568
    Type: Grant
    Filed: February 24, 2021
    Date of Patent: September 20, 2022
    Inventor: Tetsuya Sekine