Patents by Inventor Hajime Takamatsu

Hajime Takamatsu 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).

  • Publication number: 20070254861
    Abstract: A method for the prevention and/or treatment of peripheral arterial disease by compound (I) or its pharmaceutically salts are provided. The compound (I) or its pharmaceutically salts have inhibitory activity against heterotrimeric G protein Gq/11.
    Type: Application
    Filed: March 1, 2007
    Publication date: November 1, 2007
    Applicant: Astellas Pharma Inc.
    Inventors: Tomihisa Kawasaki, Hajime Takamatsu, Toshio Uemura
  • Patent number: 6131153
    Abstract: In order to obtain a multiprocessor system capable of increasing the number of data processors without changing an operating system program, a multiprocessor system includes a main memory (7) which stores an application program and an operating system program, a plurality of data processors (3-6) each including at least one data processor to perform distributed processing of the application program in accordance with the operating system program, a plurality of system buses (1A-1E) connected between the plurality of data processors (3-6) and the main memory (7), and a plurality of gateway units (2A-2E) inserted in the system buses (1A-1E) to set a hierarchical order of the main memory (7) and the plurality of data processors (3-6) using the main memory as a highest hierarchical level and allow data transmission between the hierarchical levels, each of the plurality of gateway units being arranged to monitor memory access requests from hierarchical levels lower than a corresponding hierarchical level and contr
    Type: Grant
    Filed: July 11, 1997
    Date of Patent: October 10, 2000
    Assignee: NKK Corporation
    Inventor: Hajime Takamatsu
  • Patent number: 4462003
    Abstract: A variable gain amplifier including common emitter input transistor, a plurality of common base switching transistor to form a cascode amplifier with said input transistor and a resistive network including a plurality of series resistors is disclosed. A plurality of predetermined gains are obtained by programming the resistors. The resistive network may be shared by two or more variable gain amplifiers to provide a selection amplifier.
    Type: Grant
    Filed: January 10, 1983
    Date of Patent: July 24, 1984
    Assignee: Sony/Tektronix
    Inventor: Hajime Takamatsu