Patents by Inventor Takashi Arae

Takashi Arae 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: 4442429
    Abstract: Disclosed is an erasable display apparatus including a heat-sensitive medium 1 having a hysteresis effect relative to temperature change. This display apparatus comprises an endless broad-width heat-sensitive display medium 1, driving means 2 for rotating and transferring the heat-sensitive display medium 1, a first heating member 3 for thermally recording information to be displayed on the heat sensitive display medium 1, a plane transparent panel heater 4 disposed on the back of the display surface contiguously to the heat-sensitive display medium 1, lighting means 5 disposed on the back of the transparent heat-insulating member 4 to illuminate the display surface, a color filter 6 disposed in front of the display surface and cooling means 7 for erasing the information recorded on the heat-sensitive display medium 1 after display. By this display apparatus, a display can be accomplished at a high density and the displayed picture quality can be enhanced.
    Type: Grant
    Filed: September 14, 1981
    Date of Patent: April 10, 1984
    Assignee: Oki Electric Industry Co., Ltd.
    Inventors: Shintaro Kotani, Ichimatsu Abiko, Takashi Arae, Mio Chiba, Tomoo Araki, Hiromasa Kanno