Patents by Inventor Koetsu FUJIWARA

Koetsu FUJIWARA 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).

  • Engine start determining apparatus
    Patent number: 10190562
    Abstract: An apparatus includes a dynamo-electric machine driving an engine, and a calculator calculating an increment in a crank angular acceleration of the engine every certain period from a base time after the driving of the engine by the dynamo-electric machine. The apparatus further includes a determiner determining that the engine has started by the dynamo-electric machine on a condition that the increment calculated by the calculator exceeds a standard value.
    Type: Grant
    Filed: November 8, 2013
    Date of Patent: January 29, 2019
    Assignee: MITSUBISHI JIDOSHA KOGYO KABUSHIKI KAISHA
    Inventors: Satoshi Maeda, Hideo Matsunaga, Hitoshi Kamura, Koetsu Fujiwara
  • ENGINE START DETERMINING APPARATUS
    Publication number: 20140144403
    Abstract: An apparatus includes a dynamo-electric machine driving an engine, and a calculator calculating an increment in a crank angular acceleration of the engine every certain period from a base time after the driving of the engine by the dynamo-electric machine. The apparatus further includes a determiner determining that the engine has started by the dynamo-electric machine on a condition that the increment calculated by the calculator exceeds a standard value.
    Type: Application
    Filed: November 8, 2013
    Publication date: May 29, 2014
    Applicant: Mitsubishi Jidosha Kogyo Kabushiki Kaisha
    Inventors: Satoshi MAEDA, Hideo MATSUNAGA, Hitoshi KAMURA, Koetsu FUJIWARA