Patents by Inventor Keisuke TAKAYA

Keisuke TAKAYA 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).

  • Injection control device
    Patent number: 11905907
    Abstract: An injection control device opens and closes a fuel injection valve by driving the fuel injection valve with a current to control fuel injection to an internal combustion engine. The injection control device includes: a booster circuit that boosts a battery voltage; a boosting control unit that performs boosting control on the booster circuit; and a charge control setting unit that sets charge permission or charge prohibition for the booster circuit to the boosting control unit.
    Type: Grant
    Filed: September 15, 2021
    Date of Patent: February 20, 2024
    Assignee: DENSO CORPORATION
    Inventors: Keisuke Takaya, Hiroyuki Fukuda, Kosuke Kato
  • Injection control device
    Patent number: 11649781
    Abstract: An injection control device includes: a booster circuit that boosts a battery voltage; a boosting control unit that performs boosting control on the booster circuit; a charge control setting unit that sets a charge prohibition time of the booster circuit for the boosting control unit; and a maximum time specification unit that specifies a maximum valve-closing detection time based on a valve-closing detection time.
    Type: Grant
    Filed: September 15, 2021
    Date of Patent: May 16, 2023
    Assignee: DENSO CORPORATION
    Inventors: Keisuke Takaya, Hiroyuki Fukuda, Kosuke Kato
  • INJECTION CONTROL DEVICE
    Publication number: 20220090554
    Abstract: An injection control device includes: a booster circuit that boosts a battery voltage; a boosting control unit that performs boosting control on the booster circuit; a charge control setting unit that sets a charge prohibition time of the booster circuit for the boosting control unit; and a maximum time specification unit that specifies a maximum valve-closing detection time based on a valve-closing detection time.
    Type: Application
    Filed: September 15, 2021
    Publication date: March 24, 2022
    Inventors: Keisuke TAKAYA, Hiroyuki FUKUDA, Kosuke KATO
  • INJECTION CONTROL DEVICE
    Publication number: 20220090555
    Abstract: An injection control device opens and closes a fuel injection valve by driving the fuel injection valve with a current to control fuel injection to an internal combustion engine. The injection control device includes: a booster circuit that boosts a battery voltage; a boosting control unit that performs boosting control on the booster circuit; and a charge control setting unit that sets charge permission or charge prohibition for the booster circuit to the boosting control unit.
    Type: Application
    Filed: September 15, 2021
    Publication date: March 24, 2022
    Inventors: Keisuke TAKAYA, Hiroyuki FUKUDA, Kosuke KATO