Patents by Inventor Koji Ohshima

Koji Ohshima 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).

  • Control system, recording device and electronic apparatus
    Patent number: 7111109
    Abstract: A control system comprises multiple memories consuming different current amounts for operation, wherein multiple programs corresponding to different functions are stored in the memories, wherein, in accordance with a function to be processed by an operating circuit, one of the programs is read from one of the memories and is processed, and wherein, from a specific memory for which the current consumed during an operation is equal to or smaller than a predetermined amount, the operating circuit reads and executes one of the programs that performs a function for which an operating time period is equal to or greater than a predetermined value.
    Type: Grant
    Filed: March 7, 2003
    Date of Patent: September 19, 2006
    Assignee: Canon Kabushiki Kaisha
    Inventors: Takanobu Tsunemiya, Masanori Ohtsuka, Koji Ohshima, Yasuhiro Harada, Yoshiaki Honda
  • Control system, recording device and electronic apparatus
    Publication number: 20030182520
    Abstract: A control system comprises multiple memories consuming different current amounts for operation, wherein multiple programs corresponding to different functions are stored in the memories, wherein, in accordance with a function to be processed by an operating circuit, one of the programs is read from one of the memories and is processed, and wherein, from a specific memory for which the current consumed during an operation is equal to or smaller than a predetermined amount, the operating circuit reads and executes one of the programs that performs a function for which an operating time period is equal to or greater than a predetermined value.
    Type: Application
    Filed: March 7, 2003
    Publication date: September 25, 2003
    Inventors: Takanobu Tsunemiya, Masanori Ohtsuka, Koji Ohshima, Yasuhiro Harada, Yoshiaki Honda
  • Process for producing 4a-aryldecahydroisoquinoline derivatives
    Patent number: 5939551
    Abstract: The present invention provides a novel process for producing 4a-aryldecahydroisoquinoline compounds. The process is especially useful for preparing 4a-trans-6-oxo-aryldecahydroisoquinoline compounds.
    Type: Grant
    Filed: April 6, 1998
    Date of Patent: August 17, 1999
    Assignee: Toray Industries, Inc.
    Inventors: Hiroshi Nagase, Kuniaki Kawamura, Koji Ohshima, Koji Kawai