Patents by Inventor Ryuuji TSUKUDA

Ryuuji TSUKUDA 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: 11932082
    Abstract: A present disclosure relates to a vehicle air conditioner including a blower. At least the blower is disposed within an engine compartment. The blower includes a motor that is configured to rotate a fan. A rotating shaft of the motor is diagonally arranged with an inclination angle that is greater than 0 degree and less than 90 degrees with respect to a vertical direction. An attachable/detachable direction of the motor with respect to the blower-is an upper side thereof.
    Type: Grant
    Filed: March 25, 2019
    Date of Patent: March 19, 2024
    Assignee: Marelli Cabin Comfort Japan Corporation
    Inventors: Ryuuji Tsukuda, Tsugutaka Ishikawa, Kazuyuki Maruyama, Ichiro Miyata
  • Publication number: 20230016203
    Abstract: A vehicle air-conditioning device comprises: a case inside of which a passage for air is formed, the case having an outside-air introducing port and an air discharge port, the outside-air introducing port opening on the vehicle front side and being capable of introducing air from outside a vehicle (the outside air), and the air discharge port being capable of discharging the introduced air to air the front side; a filter portion inside of which the air can pass through, the filter portion being arranged on the upstream side of the air discharge port; and an air blower capable of sucking the air introduced into the passage, the air blower being arranged on the downstream side of the filter portion. The passage is formed to be bent such that the angle ? between an opening face of the outside-air introducing port and an upstream surface of the filter portion is an obtuse angle.
    Type: Application
    Filed: December 4, 2020
    Publication date: January 19, 2023
    Applicant: Highly Marelli Japan Corporation
    Inventors: Ryuuji TSUKUDA, Hiroshi KISHI, Hiromichi YANASHIMA, Makoto AOSHIKA
  • Publication number: 20210206231
    Abstract: A present disclosure relates to a vehicle air conditioner including a blower. At least the blower is disposed within an engine compartment. The blower includes a motor that is configured to rotate a fan. A rotating shaft of the motor is diagonally arranged with an inclination angle that is greater than 0 degree and less than 90 degrees with respect to a vertical direction. An attachable/detachable direction of the motor with respect to the blower-is an upper side thereof.
    Type: Application
    Filed: March 25, 2019
    Publication date: July 8, 2021
    Applicant: Marelli Cabin Comfort Japan Corporation
    Inventors: Ryuuji TSUKUDA, Tsugutaka ISHIKAWA, Kazuyuki MARUYAMA, Ichiro MIYATA