Patents by Inventor Ryuuji Nakayama

Ryuuji Nakayama 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: 10318745
    Abstract: To provide a system for simplifying setting of access control for a file system and a firewall, it is provided an access control system, which is formed by a computer including a processor configured to execute a process, and a memory configured to store a program for executing the process, the access control system comprising: a launcher, which is a process configured to activate the process; an ACL file in which specifics for controlling an I/O request issued by the process are defined; a process search module configured to trace a parent of the process to determine whether or not the process is an activated process that has originated from the launcher; and an access control module configured to control an I/O request issued by the activated process that has originated from the launcher in accordance with the specifics defined in the ACL file.
    Type: Grant
    Filed: January 6, 2016
    Date of Patent: June 11, 2019
    Assignee: Hitachi Solutions, Ltd.
    Inventors: Yuuichi Kiyokawa, Kouji Inoue, Ryuuji Nakayama, Hiroyuki Ota
  • Publication number: 20180225465
    Abstract: To provide a system for simplifying setting of access control for a file system and a firewall, it is provided an access control system, which is formed by a computer including a processor configured to execute a process, and a memory configured to store a program for executing the process, the access control system comprising: a launcher, which is a process configured to activate the process; an ACL file in which specifics for controlling an I/O request issued by the process are defined; a process search module configured to trace a parent of the process to determine whether or not the process is an activated process that has originated from the launcher; and an access control module configured to control an I/O request issued by the activated process that has originated from the launcher in accordance with the specifics defined in the ACL file.
    Type: Application
    Filed: January 6, 2016
    Publication date: August 9, 2018
    Inventors: Yuuichi KIYOKAWA, Kouji INOUE, Ryuuji NAKAYAMA, Hiroyuki OTA
  • Patent number: 4972569
    Abstract: A method of rotating and transferring hollow cylindrical workpieces without causing the outer surfaces of such workpieces to come into contact with each other and a non-contact method of coating hollow cylindrical workpieces which are rotated and transferred, characterized in that flanges having bores in the central portions thereof are fitted over both end portions of each hollow cylindrical workpiece, a shaft being inserted through the bores in these flanges and supported horizontally together with the workpiece at each end on and rotated by a plurality of paired vertically movable rollers which are spaced by a distance not shorter than the length of the workpiece, a pusher for moving the workpiece being provided on a shaft, a coating mechanism being provided at an intermediate portion of the shaft in order to coat the workpiece with a material, a plurality of flanged workpieces being moved by the pusher toward a discharge end of the shaft and removed therefrom in order.
    Type: Grant
    Filed: August 14, 1989
    Date of Patent: November 27, 1990
    Assignee: Mitsubishi Kasei Corporation
    Inventors: Motohisa Aoki, Ryuuji Nakayama, Tadashi Umehara, Jiro Taguti