Patents by Inventor Tatsuo KOIBUCHI

Tatsuo KOIBUCHI 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).

  • Publication number: 20220001731
    Abstract: An upper vehicle-body structure includes a cover that fits in an opening in a roof panel of a vehicle; a sunroof device that moves the cover between a one position in the opening and another position out of the opening; and a deflector which extends in a vehicle width direction along a front end edge portion of the sunroof device and is shifted to an upper position above the opening in a case that an opening operation of the cover is performed. The deflector includes plural raised walls having upper end portions and plural recesses which are alternately disposed with the raised walls in the vehicle width direction, each recess extending in a vehicle front-rear direction, and blocking wall portions protruding to a height not lower than the upper end portions of the raised walls are respectively provided in rear end portions of the plural recesses.
    Type: Application
    Filed: June 25, 2021
    Publication date: January 6, 2022
    Applicant: Mazda Motor Corporation
    Inventors: Yasuyuki SHIGYOU, Kazuhiko HIASA, Tatsuo KOIBUCHI, Kenta MURAKAMI, Yuna TANITA, Junji KISHIMOTO
  • Patent number: 10953735
    Abstract: In a motor vehicle having an opening 1 through an upper or lateral side of the vehicle cabin, a return portion 40c extending toward the inside of the vehicle cabin and the front of the vehicle from a region spaced rearward from the rear edge of the opening 1 is formed to return travel wind toward the front of the vehicle.
    Type: Grant
    Filed: October 2, 2017
    Date of Patent: March 23, 2021
    Assignees: MAZDA MOTOR CORPORATION, Nishikawa Rubber Co., Ltd.
    Inventors: Tomoki Takahashi, Miwa Shinohara, Yoshihiko Horita, Tatsuo Koibuchi, Kazuaki Kikumitsu, Tomohiro Komaji, Sachi Matsui, Daisuke Nakazato, Akio Okayama
  • Patent number: 10843544
    Abstract: Corner portions of an upper edge of the rear-side roof 24 close to the side windows protrude toward a front of the vehicle beyond a rear frame portion of the associated side window. Pillars are positioned on the respective corner portions inside the vehicle. Weatherstrips 34 each include a lip portion 34b covering an upper end portion of the associated pillar from outside of the vehicle while the roof is closed. Sealing members 40 are respectively provided on the inside of the corner portions. An extended sealing portion 40b extends from each sealing member 40. The extended sealing portion 40b blocks a gap, formed between the associated corner portion and the associated pillar and intended for the lip portion 34b, while the front-side roof is open. The lip portion 34b of the weatherstrip 34 is sandwiched between the extended sealing portion 40b and the pillar while the roof is closed.
    Type: Grant
    Filed: October 2, 2017
    Date of Patent: November 24, 2020
    Assignees: MAZDA MOTOR CORPORATION, Nishikawa Rubber Co., Ltd.
    Inventors: Tomoki Takahashi, Miwa Shinohara, Yoshihiko Horita, Tatsuo Koibuchi, Kazuaki Kikumitsu, Tomohiro Komaji, Sachi Matsui, Daisuke Nakazato, Akio Okayama
  • Publication number: 20190193543
    Abstract: Corner portions of an upper edge of the rear-side roof 24 close to the side windows protrude toward a front of the vehicle beyond a rear frame portion of the associated side window. Pillars are positioned on the respective corner portions inside the vehicle. Weatherstrips 34 each include a lip portion 34b covering an upper end portion of the associated pillar from outside of the vehicle while the roof is closed. Sealing members 40 are respectively provided on the inside of the corner portions. An extended sealing portion 40b extends from each sealing member 40. The extended sealing portion 40b blocks a gap, formed between the associated corner portion and the associated pillar and intended for the lip portion 34b, while the front-side roof is open. The lip portion 34b of the weatherstrip 34 is sandwiched between the extended sealing portion 40b and the pillar while the roof is closed.
    Type: Application
    Filed: October 2, 2017
    Publication date: June 27, 2019
    Applicants: MAZDA MOTOR CORPORATION, Nishikawa Rubber Co., Ltd.
    Inventors: Tomoki TAKAHASHI, Miwa SHINOHARA, Yoshihiko HORITA, Tatsuo KOIBUCHI, Kazuaki KIKUMITSU, Tomohiro KOMAJI, Sachi MATSUI, Daisuke NAKAZATO, Akio OKAYAMA
  • Publication number: 20190193539
    Abstract: In a motor vehicle having an opening 1 through an upper or lateral side of the vehicle cabin, a return portion 40c extending toward the inside of the vehicle cabin and the front of the vehicle from a region spaced rearward from the rear edge of the opening 1 is formed to return travel wind toward the front of the vehicle.
    Type: Application
    Filed: October 2, 2017
    Publication date: June 27, 2019
    Applicants: MAZDA MOTOR CORPORATION, Nishikawa Rubber Co., Ltd.
    Inventors: Tomoki TAKAHASHI, Miwa SHINOHARA, Yoshihiko HORITA, Tatsuo KOIBUCHI, Kazuaki KIKUMITSU, Tomohiro KOMAJI, Sachi MATSUI, Daisuke NAKAZATO, Akio OKAYAMA