Patents by Inventor JUMPEI NIWA

JUMPEI NIWA 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).

  • Stepping motor abnormality detecting device
    Patent number: 12132436
    Abstract: Provided is a stepping motor abnormality detecting device capable of detecting an abnormality of a stepping motor. Stepping motor abnormality detecting device (100) includes power supply (1), stepping motor (4), stepping motor driver (3), determiner (5), and controller (6). Controller (6) causes stepping motor driver (3) to operate stepping motor (4), current level detector (2) to acquire a current level while stepping motor (4) is driven, and determiner (5) to detect the abnormality of stepping motor (4) by comparing the current level acquired with a predetermined threshold.
    Type: Grant
    Filed: June 18, 2021
    Date of Patent: October 29, 2024
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Jumpei Niwa, Yoshio Horiike, Koichi Toyota, Yukihiro Omoto
  • STEPPING MOTOR ABNORMALITY DETECTING DEVICE
    Publication number: 20230198433
    Abstract: Provided is a stepping motor abnormality detecting device capable of detecting an abnormality of a stepping motor. Stepping motor abnormality detecting device (100) includes power supply (1), stepping motor (4), stepping motor driver (3), determiner (5), and controller (6). Controller (6) causes stepping motor driver (3) to operate stepping motor (4), current level detector (2) to acquire a current level while stepping motor (4) is driven, and determiner (5) to detect the abnormality of stepping motor (4) by comparing the current level acquired with a predetermined threshold.
    Type: Application
    Filed: June 18, 2021
    Publication date: June 22, 2023
    Inventors: JUMPEI NIWA, YOSHIO HORIIKE, KOICHI TOYOTA, YUKIHIRO OMOTO