Patents by Inventor Osamu Ueda

Osamu Ueda 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).

  • Rodent-repellent microcapsules and preparations thereof
    Patent number: 5002768
    Abstract: There are herein disclosed rodent-repellent microcapsules in which a core material is coated with a wall material of the microcapsules, the core material being a solution containing cycloheximide; a rodent-repellent resin composition comprising said microcapsules; a rodent-repellent coating material comprising said microcapsules; and a rodent-repellent adhesive comprising said microcapsules.
    Type: Grant
    Filed: November 30, 1988
    Date of Patent: March 26, 1991
    Assignees: Tanabe Seiyaku Co., Ltd., Toppan Moore Co., Ltd.
    Inventors: Takeshi Kondo, Osamu Ueda, Yoshiya Fukakusa, Masafumi Moriwaki, Hideki Fuziwara
  • Impact printer actuator using magnet and electromagnetic coil and method of manufacture
    Patent number: 4995744
    Abstract: A print actuator for a dot matrix printer has a stator with a frame, at least two ferromagnetic poles and at least one permanent magnet; and at least one electromagnetic coil surrounding the magnet. The magnet can generally hold an armature in a home position by its magnetic flux until the coil is energized at which point the magnetic flux of the magnet is neutralized by the magnetic flux of the coil and the armature is substantially released of influence from the magnet's hold.
    Type: Grant
    Filed: December 16, 1988
    Date of Patent: February 26, 1991
    Assignee: International Business Machines Corporation
    Inventors: Michael P. Goldowsky, Teiji Hisano, John P. Karidis, Hiromi Shibuya, Osamu Ueda
  • Color correction circuit
    Patent number: 4963978
    Abstract: A color correction circuit featured by a correction signal generator for outputting a correction signal in accordance with the input color video signal, and an adder for adding the correction signal to the input color video signal.
    Type: Grant
    Filed: July 31, 1989
    Date of Patent: October 16, 1990
    Assignee: Canon Kabushiki Kaisha
    Inventors: Osamu Ueda, Teruo Hieda