Patents by Inventor Hirotoshi Okubo

Hirotoshi Okubo 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).

  • Patent number: 8522924
    Abstract: A vehicle drive apparatus includes a case main body portion accommodating the speed change mechanism; supply oil passages that are formed in the case main body portion and supply pressure oil to the speed change mechanism; a connection case portion connecting the engine and the case main body portion; a mechanical oil pump positioned in a connection region between the case main body portion and the connection case portion and having an inlet oil passage and an outlet oil passage which are connected to the supply oil passage; an electric oil pump capable of supplying pressure oil to the supply oil passages in parallel with the mechanical oil pump; and connection oil passages that are provided in the connection case portion and allow an inlet oil passage and an outlet oil passage of the electric oil pump to communicate with the supply oil passages.
    Type: Grant
    Filed: January 22, 2010
    Date of Patent: September 3, 2013
    Assignee: Aisin AW Co., Ltd.
    Inventors: Kyosuke Komizo, Ko Tsunematsu, Kaoru Ono, Hirotoshi Okubo
  • Publication number: 20100242669
    Abstract: A vehicle drive apparatus includes a case main body portion accommodating the speed change mechanism; supply oil passages that are formed in the case main body portion and supply pressure oil to the speed change mechanism; a connection case portion connecting the engine and the case main body portion; a mechanical oil pump positioned in a connection region between the case main body portion and the connection case portion and having an inlet oil passage and an outlet oil passage which are connected to the supply oil passage; an electric oil pump capable of supplying pressure oil to the supply oil passages in parallel with the mechanical oil pump; and connection oil passages that are provided in the connection case portion and allow an inlet oil passage and an outlet oil passage of the electric oil pump to communicate with the supply oil passages.
    Type: Application
    Filed: January 22, 2010
    Publication date: September 30, 2010
    Applicant: AISIN AW CO., LTD.
    Inventors: Kyosuke Komizo, Ko Tsunematsu, Kaoru Ono, Hirotoshi Okubo
  • Patent number: 5337296
    Abstract: A device for searching a target time code recorded on a disk with continuous frame addresses includes: a pick up for reproducing information including current time code and current frame address corresponding to a current reproduction position of the pickup from the disk, unit for calculating a time code difference between the target time code and the current time code reproduced by the pickup, unit for setting a target frame address on the basis of the calculated time code difference and the current frame address reproduced by the pickup, unit for calculating shift information including a shift distance and a shift direction from the current reproduction position to the position of the target frame address on the basis of the target frame address and the current frame address, unit for shifting the pickup on the basis of the shift information, unit for storing the current frame address when the shifting unit shifts the pickup in an outer peripheral direction of the disk, and unit for allowing the pickup to c
    Type: Grant
    Filed: May 25, 1993
    Date of Patent: August 9, 1994
    Assignee: Pioneer Electronic Corporation
    Inventor: Hirotoshi Okubo