Patents by Inventor Minoru Haru

Minoru Haru 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).

  • Drive control device, electrical apparatus and drive control method
    Patent number: 9337764
    Abstract: A drive control device is provided with a physical amount detection unit which detects the physical amount pertaining to the output of a motor, a rotational frequency determination unit for determining whether the rotational frequency of the motor is equal to or greater than a base rotational frequency, a threshold value selection unit for selecting a threshold value for the physical amount in accordance with the determination result of the rotational frequency determination unit, and a rotational frequency control unit for controlling the rotational frequency of a rotating shaft in accordance with the magnitude relationship between the detected physical amount and the selected threshold value.
    Type: Grant
    Filed: August 20, 2012
    Date of Patent: May 10, 2016
    Assignee: Matsui Mfg. Co., Ltd.
    Inventors: Saiji Yamashita, Minoru Haru
  • DRIVE CONTROL DEVICE, ELECTRICAL APPARATUS AND DRIVE CONTROL METHOD
    Publication number: 20140191703
    Abstract: A drive control device is provided with a physical amount detection unit which detects the physical amount pertaining to the output of a motor, a rotational frequency determination unit for determining whether the rotational frequency of the motor is equal to or greater than a base rotational frequency, a threshold value selection unit for selecting a threshold value for the physical amount in accordance with the determination result of the rotational frequency determination unit, and a rotational frequency control unit for controlling the rotational frequency of a rotating shaft in accordance with the magnitude relationship between the detected physical amount and the selected threshold value.
    Type: Application
    Filed: August 20, 2012
    Publication date: July 10, 2014
    Applicant: MATSUI MFG.CO.,LTD.
    Inventors: Saiji Yamashita, Minoru Haru