Patents by Inventor Ryota KUWAHARA

Ryota KUWAHARA 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: 11977450
    Abstract: Backup system and method that can determine a backup destination in consideration of disaster are provided. There are provided: a data acquisition unit 110 that acquires disaster information, network information, and node information; a replication group construction unit 130 that generates, based on the disaster information, and the like, replication group information including association information between a first node that stores original data and one or more second nodes that are candidates for backup destination of the original data, and saves the replication group information in a storage unit 120; a replication destination node calculation unit 140 that, when executing backup of the original data, calculates the second node as backup destination from the replication group; and a replication processing unit 230 that replicates and stores the original data into the storage of the second node.
    Type: Grant
    Filed: August 7, 2019
    Date of Patent: May 7, 2024
    Assignee: Nippon Telegraph and Telephone Corporation
    Inventors: Takuma Tsubaki, Ryota Ishibashi, Kotaro Ono, Yuki Nakahara, Takeshi Kuwahara, Naoki Higo, Kenta Kawakami, Yusuke Urata
  • Patent number: 11942869
    Abstract: A power module is applied to an electric power conversion device in which multiple upper-lower arm circuits are connected to an electric power line in parallel. The power module includes the multiple upper-lower arm circuits; a capacitor connected to each of the multiple upper-lower arm circuits in parallel; an upper wiring that connects an upper arm and a positive electrode terminal of the capacitor; a lower wiring that connects a lower arm and a negative electrode of the capacitor; an upper electric power wiring that is an electric power wiring connected to the electric power line and connects a high potential line of the electric power line and the upper wiring; and a lower electric power wiring that is an electric power wiring connected to the electric power line and connects a lower potential line of the electric power line and the lower wiring.
    Type: Grant
    Filed: January 22, 2021
    Date of Patent: March 26, 2024
    Assignee: DENSO CORPORATION
    Inventors: Tomohisa Sano, Ryota Tanabe, Yuta Hashimoto, Kazuma Fukushima, Mamoru Kuwahara
  • Patent number: 11357454
    Abstract: The present invention provides a nursing care recipient watching support system. In the nursing care recipient watching support system, position information with respect to a measuring position, and indoor compartment attribute information such as a living room, a share room, a conversation room, a kitchen, a bathroom and an entrance, as well as watching level information corresponding to the indoor compartment attribute information are stored in storing unit 30. Position information extracting means 40 extracts the position information, the indoor compartment attribute information and the watching level information. Output means 60 outputs the position information, the indoor compartment attribute information and the watching level information, According to this, it is possible to estimate an existent position of a nursing care recipient, and to support a watching operation of the nursing care recipient.
    Type: Grant
    Filed: April 25, 2019
    Date of Patent: June 14, 2022
    Assignee: FANTASTIC CO., LTD.
    Inventors: Ryota Kuwahara, Kaoru Kurebayashi, Takayoshi Shimbo, Mitsuo Shinohara
  • Publication number: 20210045699
    Abstract: The present invention provides a nursing care recipient watching support system. In the nursing care recipient watching support system, position information with respect to a measuring position, and indoor compartment attribute information such as a living room, a share room, a conversation room, a kitchen, a bathroom and an entrance, as well as watching level information corresponding to the indoor compartment attribute information are stored in storing means 30. Position information extracting means 40 extracts the position information, the indoor compartment attribute information and the watching level information. Output means 60 outputs the position information, the indoor compartment attribute information and the watching level information. According to this, it is possible to estimate an existent position of a nursing care recipient, and to support a watching operation of the nursing care recipient.
    Type: Application
    Filed: April 25, 2019
    Publication date: February 18, 2021
    Applicant: Fantastic Co., Ltd.
    Inventors: Ryota KUWAHARA, Kaoru KUREBAYASHI, Takayoshi SHIMBO, Mitsuo SHINOHARA