Patents by Inventor Naoya Asami

Naoya Asami 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).

  • Technique for suppressing decrease in flow rate of air discharged from blower
    Patent number: 11962257
    Abstract: A blower in one aspect of the present disclosure includes: a housing including a first discharge port; a motor in the housing; a fan in the housing; an attachment fitting portion; and a motor drive circuit. The attachment fitting portion is configured to detachably attach, to the first discharge port, an attachment including a second discharge port. The motor drive circuit (i) delivers a designated power to the motor and (ii) performs a constant power control that maintains a magnitude of an electric power delivered to the motor at a magnitude of the designated power.
    Type: Grant
    Filed: August 29, 2022
    Date of Patent: April 16, 2024
    Assignee: MAKITA CORPORATION
    Inventors: Yuki Kawai, Naoya Asami
  • TECHNIQUE FOR SUPPRESSING MOTOR FAILURE IN BLOWER
    Publication number: 20230071190
    Abstract: A blower in one aspect of the present disclosure includes: a housing including a suction port and a discharge port; a motor in the housing; a fan in the housing; a motor drive circuit; and a control circuit. The control circuit detects an insufficient airflow from the suction port to the discharge port based on an operation parameter. The operation parameter is associated with an operation of the motor.
    Type: Application
    Filed: August 30, 2022
    Publication date: March 9, 2023
    Applicant: MAKITA CORPORATION
    Inventors: Yuki KAWAI, Naoya ASAMI
  • TECHNIQUE FOR SUPPRESSING DECREASE IN FLOW RATE OF AIR DISCHARGED FROM BLOWER
    Publication number: 20230075030
    Abstract: A blower in one aspect of the present disclosure includes: a housing including a first discharge port; a motor in the housing; a fan in the housing; an attachment fitting portion; and a motor drive circuit. The attachment fitting portion is configured to detachably attach, to the first discharge port, an attachment including a second discharge port. The motor drive circuit (i) delivers a designated power to the motor and (ii) performs a constant power control that maintains a magnitude of an electric power delivered to the motor at a magnitude of the designated power.
    Type: Application
    Filed: August 29, 2022
    Publication date: March 9, 2023
    Applicant: MAKITA CORPORATION
    Inventors: Yuki KAWAI, Naoya ASAMI
  • Auction system
    Patent number: 7711608
    Abstract: An auction system for use in auctions is provided. In the auction system, a recording medium is attached to an auction item. An auction participant reads information about the auction item out of the recording medium using a mobile data device. In order to place a bid on the auction item, the auction participant writes a bid price to the recording medium using the mobile data device.
    Type: Grant
    Filed: June 7, 2006
    Date of Patent: May 4, 2010
    Assignee: Fujitsu Limited
    Inventor: Naoya Asami
  • Auction system
    Publication number: 20070168258
    Abstract: An auction system for use in auctions is provided. In the auction system, a recording medium is attached to an auction item. An auction participant reads information about the auction item out of the recording medium using a mobile data device. In order to place a bid on the auction item, the auction participant writes a bid price to the recording medium using the mobile data device.
    Type: Application
    Filed: June 7, 2006
    Publication date: July 19, 2007
    Applicant: FUJITSU LIMITED
    Inventor: Naoya Asami